java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:19:44,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:19:44,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:19:44,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:19:44,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:19:44,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:19:44,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:19:44,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:19:44,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:19:44,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:19:44,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:19:44,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:19:44,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:19:44,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:19:44,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:19:44,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:19:44,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:19:44,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:19:44,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:19:44,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:19:44,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:19:44,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:19:44,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:19:44,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:19:44,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:19:44,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:19:44,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:19:44,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:19:44,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:19:44,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:19:44,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:19:44,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:19:44,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:19:44,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:19:44,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:19:44,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:19:44,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:19:44,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:19:44,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:19:44,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:19:44,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:19:44,352 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 [2019-10-15 01:19:44,382 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:19:44,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:19:44,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:19:44,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:19:44,386 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:19:44,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:19:44,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:19:44,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:19:44,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:19:44,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:19:44,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:19:44,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:19:44,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:19:44,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:19:44,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:19:44,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:19:44,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:19:44,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:19:44,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:19:44,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:19:44,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:19:44,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:44,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:19:44,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:19:44,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:19:44,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:19:44,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:19:44,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:19:44,392 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 [2019-10-15 01:19:44,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:19:44,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:19:44,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:19:44,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:19:44,723 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:19:44,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-10-15 01:19:44,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de98d2c16/8060f60eec4941308ffdf785449ad8a8/FLAGd0e833d61 [2019-10-15 01:19:45,354 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:19:45,355 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-10-15 01:19:45,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de98d2c16/8060f60eec4941308ffdf785449ad8a8/FLAGd0e833d61 [2019-10-15 01:19:45,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de98d2c16/8060f60eec4941308ffdf785449ad8a8 [2019-10-15 01:19:45,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:19:45,680 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:19:45,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:45,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:19:45,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:19:45,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:45" (1/1) ... [2019-10-15 01:19:45,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de94fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:45, skipping insertion in model container [2019-10-15 01:19:45,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:45" (1/1) ... [2019-10-15 01:19:45,697 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:19:45,764 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:19:46,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:46,276 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:19:46,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:46,429 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:19:46,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46 WrapperNode [2019-10-15 01:19:46,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:46,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:19:46,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:19:46,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:19:46,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46" (1/1) ... [2019-10-15 01:19:46,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46" (1/1) ... [2019-10-15 01:19:46,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46" (1/1) ... [2019-10-15 01:19:46,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46" (1/1) ... [2019-10-15 01:19:46,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46" (1/1) ... [2019-10-15 01:19:46,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46" (1/1) ... [2019-10-15 01:19:46,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46" (1/1) ... [2019-10-15 01:19:46,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:19:46,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:19:46,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:19:46,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:19:46,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46" (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 [2019-10-15 01:19:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:19:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:19:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:19:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:19:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:19:46,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 01:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 01:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 01:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 01:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 01:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 01:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:19:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:19:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:19:46,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:19:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:19:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:19:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:19:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:19:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:19:46,629 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:19:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:19:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:19:46,630 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:19:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:19:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:19:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:19:46,630 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:19:46,631 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 01:19:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:19:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 01:19:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 01:19:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:19:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:19:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:19:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:19:46,632 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:19:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:19:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:19:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 01:19:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 01:19:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 01:19:46,633 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:19:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:19:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:19:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:19:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:19:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:19:46,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:19:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:19:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:19:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:46,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:19:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:19:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:19:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:19:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:19:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:19:46,636 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:19:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:19:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:19:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:19:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:19:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:19:46,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:19:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:19:46,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:19:47,751 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:19:47,751 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:19:47,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:47 BoogieIcfgContainer [2019-10-15 01:19:47,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:19:47,755 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:19:47,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:19:47,759 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:19:47,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:19:45" (1/3) ... [2019-10-15 01:19:47,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5acc36d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:47, skipping insertion in model container [2019-10-15 01:19:47,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:46" (2/3) ... [2019-10-15 01:19:47,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5acc36d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:47, skipping insertion in model container [2019-10-15 01:19:47,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:47" (3/3) ... [2019-10-15 01:19:47,766 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product40.cil.c [2019-10-15 01:19:47,777 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:19:47,788 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:19:47,799 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:19:47,832 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:19:47,833 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:19:47,833 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:19:47,833 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:19:47,834 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:19:47,834 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:19:47,834 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:19:47,834 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:19:47,859 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2019-10-15 01:19:47,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:19:47,870 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:47,871 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:47,873 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:47,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:47,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1292486909, now seen corresponding path program 1 times [2019-10-15 01:19:47,891 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:47,891 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945909417] [2019-10-15 01:19:47,891 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:47,892 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:47,892 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:48,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:48,273 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945909417] [2019-10-15 01:19:48,275 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:48,276 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:19:48,279 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673574767] [2019-10-15 01:19:48,286 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:19:48,288 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:48,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:19:48,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:48,309 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 2 states. [2019-10-15 01:19:48,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:48,396 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2019-10-15 01:19:48,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:19:48,398 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-15 01:19:48,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:48,413 INFO L225 Difference]: With dead ends: 272 [2019-10-15 01:19:48,414 INFO L226 Difference]: Without dead ends: 138 [2019-10-15 01:19:48,419 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 [2019-10-15 01:19:48,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-10-15 01:19:48,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-10-15 01:19:48,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-10-15 01:19:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2019-10-15 01:19:48,473 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 51 [2019-10-15 01:19:48,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:48,473 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2019-10-15 01:19:48,474 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:19:48,474 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2019-10-15 01:19:48,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 01:19:48,478 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:48,478 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] [2019-10-15 01:19:48,478 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:48,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:48,479 INFO L82 PathProgramCache]: Analyzing trace with hash -11798802, now seen corresponding path program 1 times [2019-10-15 01:19:48,479 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:48,479 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681102790] [2019-10-15 01:19:48,479 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:48,480 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:48,480 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:48,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:48,603 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681102790] [2019-10-15 01:19:48,603 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:48,603 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:48,604 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960532060] [2019-10-15 01:19:48,606 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:48,606 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:48,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:48,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:48,607 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 3 states. [2019-10-15 01:19:48,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:48,645 INFO L93 Difference]: Finished difference Result 211 states and 249 transitions. [2019-10-15 01:19:48,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:48,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-15 01:19:48,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:48,648 INFO L225 Difference]: With dead ends: 211 [2019-10-15 01:19:48,648 INFO L226 Difference]: Without dead ends: 129 [2019-10-15 01:19:48,649 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 [2019-10-15 01:19:48,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-10-15 01:19:48,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-10-15 01:19:48,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-10-15 01:19:48,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 151 transitions. [2019-10-15 01:19:48,665 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 151 transitions. Word has length 52 [2019-10-15 01:19:48,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:48,665 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 151 transitions. [2019-10-15 01:19:48,665 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:48,665 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 151 transitions. [2019-10-15 01:19:48,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 01:19:48,668 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:48,668 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] [2019-10-15 01:19:48,668 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:48,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:48,669 INFO L82 PathProgramCache]: Analyzing trace with hash 1490469892, now seen corresponding path program 1 times [2019-10-15 01:19:48,669 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:48,669 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511213109] [2019-10-15 01:19:48,669 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:48,670 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:48,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:48,828 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511213109] [2019-10-15 01:19:48,828 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:48,828 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:48,828 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662903136] [2019-10-15 01:19:48,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:48,829 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:48,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:48,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:48,830 INFO L87 Difference]: Start difference. First operand 129 states and 151 transitions. Second operand 7 states. [2019-10-15 01:19:49,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:49,340 INFO L93 Difference]: Finished difference Result 382 states and 467 transitions. [2019-10-15 01:19:49,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:19:49,340 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-15 01:19:49,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:49,345 INFO L225 Difference]: With dead ends: 382 [2019-10-15 01:19:49,345 INFO L226 Difference]: Without dead ends: 281 [2019-10-15 01:19:49,346 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 [2019-10-15 01:19:49,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2019-10-15 01:19:49,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 269. [2019-10-15 01:19:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2019-10-15 01:19:49,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 328 transitions. [2019-10-15 01:19:49,391 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 328 transitions. Word has length 57 [2019-10-15 01:19:49,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:49,391 INFO L462 AbstractCegarLoop]: Abstraction has 269 states and 328 transitions. [2019-10-15 01:19:49,392 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 328 transitions. [2019-10-15 01:19:49,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-15 01:19:49,395 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:49,395 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:49,395 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:49,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:49,396 INFO L82 PathProgramCache]: Analyzing trace with hash -512554003, now seen corresponding path program 1 times [2019-10-15 01:19:49,396 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:49,396 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515552938] [2019-10-15 01:19:49,396 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:49,396 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:49,396 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:49,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:49,528 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515552938] [2019-10-15 01:19:49,528 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:49,528 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:49,528 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944223331] [2019-10-15 01:19:49,529 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:49,529 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:49,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:49,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:49,530 INFO L87 Difference]: Start difference. First operand 269 states and 328 transitions. Second operand 6 states. [2019-10-15 01:19:49,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:49,769 INFO L93 Difference]: Finished difference Result 733 states and 918 transitions. [2019-10-15 01:19:49,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:49,770 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-15 01:19:49,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:49,776 INFO L225 Difference]: With dead ends: 733 [2019-10-15 01:19:49,776 INFO L226 Difference]: Without dead ends: 492 [2019-10-15 01:19:49,782 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:19:49,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2019-10-15 01:19:49,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 486. [2019-10-15 01:19:49,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 486 states. [2019-10-15 01:19:49,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 596 transitions. [2019-10-15 01:19:49,869 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 596 transitions. Word has length 62 [2019-10-15 01:19:49,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:49,871 INFO L462 AbstractCegarLoop]: Abstraction has 486 states and 596 transitions. [2019-10-15 01:19:49,872 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:49,872 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 596 transitions. [2019-10-15 01:19:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-15 01:19:49,884 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:49,884 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:49,885 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:49,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:49,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1361940215, now seen corresponding path program 1 times [2019-10-15 01:19:49,885 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:49,886 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64490629] [2019-10-15 01:19:49,886 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:49,886 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:49,887 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:50,079 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64490629] [2019-10-15 01:19:50,079 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:50,079 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:50,080 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182256819] [2019-10-15 01:19:50,081 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:50,082 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:50,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:50,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:50,083 INFO L87 Difference]: Start difference. First operand 486 states and 596 transitions. Second operand 7 states. [2019-10-15 01:19:50,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:50,848 INFO L93 Difference]: Finished difference Result 1271 states and 1678 transitions. [2019-10-15 01:19:50,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-15 01:19:50,848 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-10-15 01:19:50,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:50,855 INFO L225 Difference]: With dead ends: 1271 [2019-10-15 01:19:50,855 INFO L226 Difference]: Without dead ends: 813 [2019-10-15 01:19:50,857 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-15 01:19:50,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2019-10-15 01:19:50,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 715. [2019-10-15 01:19:50,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2019-10-15 01:19:50,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 871 transitions. [2019-10-15 01:19:50,915 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 871 transitions. Word has length 66 [2019-10-15 01:19:50,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:50,915 INFO L462 AbstractCegarLoop]: Abstraction has 715 states and 871 transitions. [2019-10-15 01:19:50,915 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:50,916 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 871 transitions. [2019-10-15 01:19:50,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-15 01:19:50,918 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:50,918 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:50,919 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:50,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:50,919 INFO L82 PathProgramCache]: Analyzing trace with hash 1572074791, now seen corresponding path program 1 times [2019-10-15 01:19:50,919 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:50,919 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087906619] [2019-10-15 01:19:50,920 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:50,920 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:50,920 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:51,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:51,015 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087906619] [2019-10-15 01:19:51,015 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:51,015 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-15 01:19:51,015 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730651378] [2019-10-15 01:19:51,016 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-15 01:19:51,017 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:51,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-15 01:19:51,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 01:19:51,018 INFO L87 Difference]: Start difference. First operand 715 states and 871 transitions. Second operand 4 states. [2019-10-15 01:19:51,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:51,353 INFO L93 Difference]: Finished difference Result 2624 states and 3412 transitions. [2019-10-15 01:19:51,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-15 01:19:51,354 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2019-10-15 01:19:51,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:51,367 INFO L225 Difference]: With dead ends: 2624 [2019-10-15 01:19:51,367 INFO L226 Difference]: Without dead ends: 1937 [2019-10-15 01:19:51,370 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-15 01:19:51,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1937 states. [2019-10-15 01:19:51,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1937 to 1891. [2019-10-15 01:19:51,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1891 states. [2019-10-15 01:19:51,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1891 states and 2393 transitions. [2019-10-15 01:19:51,490 INFO L78 Accepts]: Start accepts. Automaton has 1891 states and 2393 transitions. Word has length 89 [2019-10-15 01:19:51,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:51,491 INFO L462 AbstractCegarLoop]: Abstraction has 1891 states and 2393 transitions. [2019-10-15 01:19:51,491 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-15 01:19:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2393 transitions. [2019-10-15 01:19:51,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-15 01:19:51,494 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:51,494 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:51,495 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:51,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:51,495 INFO L82 PathProgramCache]: Analyzing trace with hash -153406106, now seen corresponding path program 1 times [2019-10-15 01:19:51,495 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:51,496 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370490065] [2019-10-15 01:19:51,496 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:51,496 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:51,496 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:51,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:51,562 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370490065] [2019-10-15 01:19:51,563 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:51,563 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:51,563 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31840748] [2019-10-15 01:19:51,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:51,564 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:51,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:51,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:51,564 INFO L87 Difference]: Start difference. First operand 1891 states and 2393 transitions. Second operand 6 states. [2019-10-15 01:19:51,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:51,674 INFO L93 Difference]: Finished difference Result 3814 states and 4938 transitions. [2019-10-15 01:19:51,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:19:51,674 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-10-15 01:19:51,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:51,687 INFO L225 Difference]: With dead ends: 3814 [2019-10-15 01:19:51,687 INFO L226 Difference]: Without dead ends: 1951 [2019-10-15 01:19:51,693 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:51,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1951 states. [2019-10-15 01:19:51,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1951 to 1951. [2019-10-15 01:19:51,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1951 states. [2019-10-15 01:19:51,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1951 states and 2457 transitions. [2019-10-15 01:19:51,804 INFO L78 Accepts]: Start accepts. Automaton has 1951 states and 2457 transitions. Word has length 89 [2019-10-15 01:19:51,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:51,805 INFO L462 AbstractCegarLoop]: Abstraction has 1951 states and 2457 transitions. [2019-10-15 01:19:51,805 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:51,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2457 transitions. [2019-10-15 01:19:51,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-15 01:19:51,809 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:51,809 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:51,809 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:51,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:51,810 INFO L82 PathProgramCache]: Analyzing trace with hash 548193768, now seen corresponding path program 1 times [2019-10-15 01:19:51,810 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:51,810 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957284268] [2019-10-15 01:19:51,811 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:51,811 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:51,811 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:51,902 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957284268] [2019-10-15 01:19:51,902 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:51,902 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-15 01:19:51,902 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415907186] [2019-10-15 01:19:51,903 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-15 01:19:51,903 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:51,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-15 01:19:51,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:19:51,904 INFO L87 Difference]: Start difference. First operand 1951 states and 2457 transitions. Second operand 8 states. [2019-10-15 01:19:52,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:52,060 INFO L93 Difference]: Finished difference Result 3622 states and 4700 transitions. [2019-10-15 01:19:52,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:52,061 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2019-10-15 01:19:52,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:52,073 INFO L225 Difference]: With dead ends: 3622 [2019-10-15 01:19:52,073 INFO L226 Difference]: Without dead ends: 1699 [2019-10-15 01:19:52,084 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:19:52,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1699 states. [2019-10-15 01:19:52,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1699 to 1699. [2019-10-15 01:19:52,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1699 states. [2019-10-15 01:19:52,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 2099 transitions. [2019-10-15 01:19:52,198 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 2099 transitions. Word has length 89 [2019-10-15 01:19:52,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:52,199 INFO L462 AbstractCegarLoop]: Abstraction has 1699 states and 2099 transitions. [2019-10-15 01:19:52,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-15 01:19:52,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2099 transitions. [2019-10-15 01:19:52,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-15 01:19:52,203 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:52,203 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:52,204 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:52,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:52,204 INFO L82 PathProgramCache]: Analyzing trace with hash 81932175, now seen corresponding path program 1 times [2019-10-15 01:19:52,204 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:52,205 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231953393] [2019-10-15 01:19:52,205 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:52,205 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:52,205 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:52,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:52,305 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231953393] [2019-10-15 01:19:52,307 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:52,307 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:52,307 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115613403] [2019-10-15 01:19:52,308 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:52,308 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:52,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:52,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:52,308 INFO L87 Difference]: Start difference. First operand 1699 states and 2099 transitions. Second operand 3 states. [2019-10-15 01:19:52,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:52,408 INFO L93 Difference]: Finished difference Result 2686 states and 3425 transitions. [2019-10-15 01:19:52,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:52,408 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2019-10-15 01:19:52,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:52,430 INFO L225 Difference]: With dead ends: 2686 [2019-10-15 01:19:52,430 INFO L226 Difference]: Without dead ends: 2683 [2019-10-15 01:19:52,432 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:52,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2683 states. [2019-10-15 01:19:52,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2683 to 2523. [2019-10-15 01:19:52,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2523 states. [2019-10-15 01:19:52,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2523 states and 3229 transitions. [2019-10-15 01:19:52,604 INFO L78 Accepts]: Start accepts. Automaton has 2523 states and 3229 transitions. Word has length 93 [2019-10-15 01:19:52,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:52,607 INFO L462 AbstractCegarLoop]: Abstraction has 2523 states and 3229 transitions. [2019-10-15 01:19:52,607 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:52,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 3229 transitions. [2019-10-15 01:19:52,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-10-15 01:19:52,625 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:52,625 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:52,626 INFO L410 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:52,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:52,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1241102473, now seen corresponding path program 1 times [2019-10-15 01:19:52,626 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:52,627 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244030956] [2019-10-15 01:19:52,627 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:52,627 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:52,627 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:52,841 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-15 01:19:52,841 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244030956] [2019-10-15 01:19:52,842 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1945641556] [2019-10-15 01:19:52,842 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 [2019-10-15 01:19:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:53,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-15 01:19:53,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:19:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:19:53,175 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:19:53,462 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-15 01:19:53,463 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 01:19:53,463 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 7 [2019-10-15 01:19:53,463 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760491289] [2019-10-15 01:19:53,464 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 01:19:53,468 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:53,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 01:19:53,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:53,469 INFO L87 Difference]: Start difference. First operand 2523 states and 3229 transitions. Second operand 5 states. [2019-10-15 01:19:54,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:54,326 INFO L93 Difference]: Finished difference Result 5661 states and 7715 transitions. [2019-10-15 01:19:54,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:54,327 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2019-10-15 01:19:54,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:54,352 INFO L225 Difference]: With dead ends: 5661 [2019-10-15 01:19:54,352 INFO L226 Difference]: Without dead ends: 3490 [2019-10-15 01:19:54,362 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 312 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:19:54,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3490 states. [2019-10-15 01:19:54,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3490 to 3245. [2019-10-15 01:19:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3245 states. [2019-10-15 01:19:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 3245 states and 4306 transitions. [2019-10-15 01:19:54,665 INFO L78 Accepts]: Start accepts. Automaton has 3245 states and 4306 transitions. Word has length 156 [2019-10-15 01:19:54,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:54,665 INFO L462 AbstractCegarLoop]: Abstraction has 3245 states and 4306 transitions. [2019-10-15 01:19:54,666 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 01:19:54,666 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 4306 transitions. [2019-10-15 01:19:54,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-10-15 01:19:54,687 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:54,688 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:54,894 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:19:54,894 INFO L410 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:54,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:54,895 INFO L82 PathProgramCache]: Analyzing trace with hash 688265763, now seen corresponding path program 1 times [2019-10-15 01:19:54,895 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:54,895 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204423770] [2019-10-15 01:19:54,895 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:54,895 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:54,895 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:55,146 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-15 01:19:55,146 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204423770] [2019-10-15 01:19:55,147 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706906227] [2019-10-15 01:19:55,147 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:19:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:55,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-15 01:19:55,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:19:55,569 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-15 01:19:55,569 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:19:56,151 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-15 01:19:56,152 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 01:19:56,153 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 9] total 25 [2019-10-15 01:19:56,153 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928871778] [2019-10-15 01:19:56,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-15 01:19:56,154 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:56,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-15 01:19:56,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-10-15 01:19:56,155 INFO L87 Difference]: Start difference. First operand 3245 states and 4306 transitions. Second operand 8 states. [2019-10-15 01:19:56,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:56,769 INFO L93 Difference]: Finished difference Result 5786 states and 7620 transitions. [2019-10-15 01:19:56,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:56,769 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 152 [2019-10-15 01:19:56,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:56,785 INFO L225 Difference]: With dead ends: 5786 [2019-10-15 01:19:56,785 INFO L226 Difference]: Without dead ends: 2569 [2019-10-15 01:19:56,796 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 289 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2019-10-15 01:19:56,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2569 states. [2019-10-15 01:19:56,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2569 to 2561. [2019-10-15 01:19:56,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2561 states. [2019-10-15 01:19:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 3200 transitions. [2019-10-15 01:19:56,951 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 3200 transitions. Word has length 152 [2019-10-15 01:19:56,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:56,952 INFO L462 AbstractCegarLoop]: Abstraction has 2561 states and 3200 transitions. [2019-10-15 01:19:56,952 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-15 01:19:56,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 3200 transitions. [2019-10-15 01:19:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-10-15 01:19:56,961 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:56,962 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:57,167 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:19:57,168 INFO L410 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:57,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:57,168 INFO L82 PathProgramCache]: Analyzing trace with hash -1229107054, now seen corresponding path program 1 times [2019-10-15 01:19:57,169 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:57,169 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200049329] [2019-10-15 01:19:57,169 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:57,169 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:57,169 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:57,279 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-15 01:19:57,280 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200049329] [2019-10-15 01:19:57,280 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93112545] [2019-10-15 01:19:57,280 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:19:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:57,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-15 01:19:57,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:19:57,532 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:57,533 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:19:57,720 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-15 01:19:57,721 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 01:19:57,721 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 3] total 8 [2019-10-15 01:19:57,721 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229923760] [2019-10-15 01:19:57,722 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:57,722 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:57,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:57,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:19:57,723 INFO L87 Difference]: Start difference. First operand 2561 states and 3200 transitions. Second operand 3 states. [2019-10-15 01:19:57,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:57,902 INFO L93 Difference]: Finished difference Result 4513 states and 5745 transitions. [2019-10-15 01:19:57,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:57,903 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2019-10-15 01:19:57,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:57,915 INFO L225 Difference]: With dead ends: 4513 [2019-10-15 01:19:57,915 INFO L226 Difference]: Without dead ends: 2316 [2019-10-15 01:19:57,923 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 312 GetRequests, 304 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-15 01:19:57,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2316 states. [2019-10-15 01:19:58,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2316 to 2300. [2019-10-15 01:19:58,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2300 states. [2019-10-15 01:19:58,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2300 states and 2672 transitions. [2019-10-15 01:19:58,035 INFO L78 Accepts]: Start accepts. Automaton has 2300 states and 2672 transitions. Word has length 152 [2019-10-15 01:19:58,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:58,036 INFO L462 AbstractCegarLoop]: Abstraction has 2300 states and 2672 transitions. [2019-10-15 01:19:58,036 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:58,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2672 transitions. [2019-10-15 01:19:58,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-10-15 01:19:58,047 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:58,047 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:58,252 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:19:58,253 INFO L410 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:58,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:58,254 INFO L82 PathProgramCache]: Analyzing trace with hash -630512924, now seen corresponding path program 1 times [2019-10-15 01:19:58,255 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:58,255 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884316896] [2019-10-15 01:19:58,255 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:58,255 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:58,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:58,323 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-10-15 01:19:58,324 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884316896] [2019-10-15 01:19:58,324 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:58,324 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:58,324 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599966437] [2019-10-15 01:19:58,325 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:58,325 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:58,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:58,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:58,326 INFO L87 Difference]: Start difference. First operand 2300 states and 2672 transitions. Second operand 3 states. [2019-10-15 01:19:58,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:58,426 INFO L93 Difference]: Finished difference Result 3638 states and 4245 transitions. [2019-10-15 01:19:58,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:58,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2019-10-15 01:19:58,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:58,428 INFO L225 Difference]: With dead ends: 3638 [2019-10-15 01:19:58,428 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:19:58,436 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 [2019-10-15 01:19:58,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:19:58,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:19:58,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:19:58,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:19:58,438 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2019-10-15 01:19:58,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:58,438 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:19:58,438 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:58,438 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:19:58,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:19:58,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:19:59,931 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 26 [2019-10-15 01:20:00,136 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 28 [2019-10-15 01:20:00,387 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 25 [2019-10-15 01:20:01,542 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2019-10-15 01:20:01,811 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 36 [2019-10-15 01:20:02,021 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2019-10-15 01:20:02,296 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-10-15 01:20:02,472 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 21 [2019-10-15 01:20:02,673 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 42 [2019-10-15 01:20:03,423 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 61 [2019-10-15 01:20:03,833 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 34 [2019-10-15 01:20:04,177 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-10-15 01:20:04,454 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 24 [2019-10-15 01:20:04,856 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2019-10-15 01:20:05,021 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 25 [2019-10-15 01:20:05,202 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-10-15 01:20:05,346 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2019-10-15 01:20:05,473 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 24 [2019-10-15 01:20:05,801 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 45 [2019-10-15 01:20:06,546 WARN L191 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 54 [2019-10-15 01:20:06,845 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2019-10-15 01:20:07,142 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 41 [2019-10-15 01:20:07,286 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-10-15 01:20:07,472 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2019-10-15 01:20:07,708 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 33 [2019-10-15 01:20:07,882 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2019-10-15 01:20:07,989 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2019-10-15 01:20:08,162 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 27 [2019-10-15 01:20:08,623 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 45 [2019-10-15 01:20:08,898 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-10-15 01:20:09,076 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2019-10-15 01:20:09,079 INFO L443 ceAbstractionStarter]: For program point L542(lines 542 546) no Hoare annotation was computed. [2019-10-15 01:20:09,079 INFO L443 ceAbstractionStarter]: For program point L542-1(lines 542 546) no Hoare annotation was computed. [2019-10-15 01:20:09,079 INFO L443 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point L536-2(lines 536 557) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 511 566) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point L558(lines 535 559) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 511 566) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 511 566) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 603) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point L599-1(lines 599 603) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 567 626) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point L593-2(lines 593 618) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 567 626) no Hoare annotation was computed. [2019-10-15 01:20:09,080 INFO L443 ceAbstractionStarter]: For program point L619(lines 592 620) no Hoare annotation was computed. [2019-10-15 01:20:09,081 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 567 626) no Hoare annotation was computed. [2019-10-15 01:20:09,081 INFO L443 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2019-10-15 01:20:09,081 INFO L443 ceAbstractionStarter]: For program point L612-1(line 612) no Hoare annotation was computed. [2019-10-15 01:20:09,081 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 952 958) the Hoare annotation is: true [2019-10-15 01:20:09,081 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 952 958) no Hoare annotation was computed. [2019-10-15 01:20:09,081 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 959 967) no Hoare annotation was computed. [2019-10-15 01:20:09,081 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 959 967) the Hoare annotation is: true [2019-10-15 01:20:09,081 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 959 967) no Hoare annotation was computed. [2019-10-15 01:20:09,082 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 910 932) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:09,082 INFO L439 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 01:20:09,082 INFO L439 ceAbstractionStarter]: At program point L922-1(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 01:20:09,082 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 910 932) no Hoare annotation was computed. [2019-10-15 01:20:09,082 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 927) no Hoare annotation was computed. [2019-10-15 01:20:09,083 INFO L443 ceAbstractionStarter]: For program point L920-1(lines 920 927) no Hoare annotation was computed. [2019-10-15 01:20:09,083 INFO L443 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2019-10-15 01:20:09,083 INFO L439 ceAbstractionStarter]: At program point L917(line 917) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:09,083 INFO L439 ceAbstractionStarter]: At program point L916(line 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:09,083 INFO L439 ceAbstractionStarter]: At program point L916-1(line 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:09,083 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 910 932) no Hoare annotation was computed. [2019-10-15 01:20:09,084 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 865 888) no Hoare annotation was computed. [2019-10-15 01:20:09,084 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 865 888) no Hoare annotation was computed. [2019-10-15 01:20:09,084 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 865 888) no Hoare annotation was computed. [2019-10-15 01:20:09,084 INFO L443 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2019-10-15 01:20:09,084 INFO L443 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2019-10-15 01:20:09,084 INFO L443 ceAbstractionStarter]: For program point L881(line 881) no Hoare annotation was computed. [2019-10-15 01:20:09,084 INFO L443 ceAbstractionStarter]: For program point L880(line 880) no Hoare annotation was computed. [2019-10-15 01:20:09,084 INFO L443 ceAbstractionStarter]: For program point L879(line 879) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point L876(line 876) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point L875(line 875) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point L874(line 874) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point L873(line 873) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point L872(line 872) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2019-10-15 01:20:09,085 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 435 449) no Hoare annotation was computed. [2019-10-15 01:20:09,086 INFO L439 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse2 (and .cse10 (not (= 0 ~systemActive~0)))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (and (= 1 ~systemActive~0) .cse10)) (.cse9 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 (or .cse3 .cse4)) (or .cse1 .cse5 .cse6) (or (or .cse5 .cse7) .cse6) (or .cse0 (or .cse3 .cse4 .cse7) .cse2) (or .cse0 .cse8 .cse9 .cse6 .cse7) (or .cse0 .cse1 .cse8 .cse9 .cse6)))) [2019-10-15 01:20:09,086 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 445) no Hoare annotation was computed. [2019-10-15 01:20:09,086 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 435 449) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= |old(~systemActive~0)| 0)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (= 0 ~systemActive~0))) (let ((.cse7 (not (<= 2 ~waterLevel~0))) (.cse5 (and .cse14 (not .cse13))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and (= 1 ~systemActive~0) .cse14)) (.cse10 (not (= |old(~systemActive~0)| 1))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse11 (not .cse6)) (.cse12 (or .cse1 .cse8)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 (or .cse6 .cse7)) (or .cse4 (or .cse6 .cse7 .cse8) .cse5) (or .cse4 .cse9 .cse10 .cse3 .cse8) (or .cse11 .cse12 .cse13 .cse3) (or .cse4 .cse0 .cse9 .cse10 .cse3) (or .cse0 .cse11 .cse1 .cse13 .cse3) (or .cse12 .cse2 .cse3)))) [2019-10-15 01:20:09,086 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 435 449) no Hoare annotation was computed. [2019-10-15 01:20:09,086 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 371 379) no Hoare annotation was computed. [2019-10-15 01:20:09,086 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 371 379) the Hoare annotation is: true [2019-10-15 01:20:09,086 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 371 379) no Hoare annotation was computed. [2019-10-15 01:20:09,086 INFO L443 ceAbstractionStarter]: For program point L387-2(lines 387 395) no Hoare annotation was computed. [2019-10-15 01:20:09,086 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-15 01:20:09,087 INFO L443 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-10-15 01:20:09,087 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 407) no Hoare annotation was computed. [2019-10-15 01:20:09,087 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 380 415) no Hoare annotation was computed. [2019-10-15 01:20:09,087 INFO L443 ceAbstractionStarter]: For program point L399-2(lines 399 407) no Hoare annotation was computed. [2019-10-15 01:20:09,087 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 380 415) no Hoare annotation was computed. [2019-10-15 01:20:09,087 INFO L443 ceAbstractionStarter]: For program point L387(lines 387 395) no Hoare annotation was computed. [2019-10-15 01:20:09,087 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 380 415) no Hoare annotation was computed. [2019-10-15 01:20:09,087 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 945 951) no Hoare annotation was computed. [2019-10-15 01:20:09,087 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 945 951) the Hoare annotation is: true [2019-10-15 01:20:09,087 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 465 510) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 465 510) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 465 510) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point L798(lines 798 805) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 778 823) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point L792(lines 792 812) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point L792-1(lines 792 812) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 778 823) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 778 823) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 896 906) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 896 906) no Hoare annotation was computed. [2019-10-15 01:20:09,088 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 896 906) no Hoare annotation was computed. [2019-10-15 01:20:09,089 INFO L439 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:09,089 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 360 370) the Hoare annotation is: true [2019-10-15 01:20:09,089 INFO L446 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: true [2019-10-15 01:20:09,089 INFO L443 ceAbstractionStarter]: For program point L365-1(line 365) no Hoare annotation was computed. [2019-10-15 01:20:09,089 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 360 370) no Hoare annotation was computed. [2019-10-15 01:20:09,089 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 360 370) no Hoare annotation was computed. [2019-10-15 01:20:09,089 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 352 359) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse0 .cse5 .cse4 .cse6) (or .cse0 .cse6 .cse3 .cse4) (or .cse0 .cse5 .cse4 (or .cse1 .cse2)))) [2019-10-15 01:20:09,089 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 352 359) no Hoare annotation was computed. [2019-10-15 01:20:09,090 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 352 359) no Hoare annotation was computed. [2019-10-15 01:20:09,090 INFO L443 ceAbstractionStarter]: For program point L171(lines 171 177) no Hoare annotation was computed. [2019-10-15 01:20:09,090 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 167 180) no Hoare annotation was computed. [2019-10-15 01:20:09,090 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 167 180) the Hoare annotation is: true [2019-10-15 01:20:09,090 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 167 180) no Hoare annotation was computed. [2019-10-15 01:20:09,090 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 319 343) no Hoare annotation was computed. [2019-10-15 01:20:09,090 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 319 343) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse2) (or .cse5 .cse2 .cse4 .cse7) (or .cse6 .cse1 .cse2 .cse3 .cse0))) [2019-10-15 01:20:09,090 INFO L439 ceAbstractionStarter]: At program point L338(line 338) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1 .cse5 .cse2) (or .cse0 .cse6 .cse1) (or .cse6 .cse4 .cse1 .cse5 .cse3))) [2019-10-15 01:20:09,091 INFO L443 ceAbstractionStarter]: For program point L338-1(lines 319 343) no Hoare annotation was computed. [2019-10-15 01:20:09,091 INFO L439 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse4 .cse1) (or .cse5 .cse1 .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-15 01:20:09,091 INFO L439 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (and .cse0 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~3)) .cse1 .cse2 .cse3) (or .cse4 .cse3 .cse5 .cse6) (or .cse2 .cse4 .cse3 .cse5) (or .cse1 .cse3 .cse6 .cse0))) [2019-10-15 01:20:09,091 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 335) no Hoare annotation was computed. [2019-10-15 01:20:09,091 INFO L439 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse4 .cse6 .cse1) (or .cse5 .cse1 .cse3 .cse6))) [2019-10-15 01:20:09,091 INFO L443 ceAbstractionStarter]: For program point L325-1(line 325) no Hoare annotation was computed. [2019-10-15 01:20:09,092 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 340) no Hoare annotation was computed. [2019-10-15 01:20:09,092 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 285 291) no Hoare annotation was computed. [2019-10-15 01:20:09,092 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 285 291) the Hoare annotation is: true [2019-10-15 01:20:09,092 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 186 253) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:09,092 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 186 253) no Hoare annotation was computed. [2019-10-15 01:20:09,092 INFO L439 ceAbstractionStarter]: At program point L246(lines 195 247) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:20:09,092 INFO L439 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (let ((.cse6 (<= 2 ~waterLevel~0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse4 (and .cse5 .cse6 .cse0 .cse7)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and .cse6 .cse0 .cse7) .cse4 .cse1) (and .cse5 .cse0 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse8 .cse4 .cse5 .cse0 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse4 .cse0 .cse1 .cse3))) [2019-10-15 01:20:09,093 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 240) no Hoare annotation was computed. [2019-10-15 01:20:09,093 INFO L439 ceAbstractionStarter]: At program point L234-1(lines 226 241) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse5 .cse3 .cse4 .cse6) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse7 .cse1 .cse8 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse7 .cse1 .cse2 .cse4) (and .cse8 .cse2 .cse5 .cse3 .cse6) (and .cse0 .cse2 .cse5 .cse3 .cse4) (and .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse1 .cse8 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse7 .cse2 .cse5 .cse4) (and .cse0 .cse7 .cse8 .cse2 .cse5))) [2019-10-15 01:20:09,093 INFO L443 ceAbstractionStarter]: For program point L197(lines 196 245) no Hoare annotation was computed. [2019-10-15 01:20:09,093 INFO L439 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (let ((.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse4) (and .cse2 .cse3 .cse6 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse5 .cse1 .cse2) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse5 .cse2 .cse6 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 01:20:09,093 INFO L443 ceAbstractionStarter]: For program point L226(lines 226 241) no Hoare annotation was computed. [2019-10-15 01:20:09,093 INFO L439 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: (let ((.cse6 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse7 .cse6 .cse0 .cse3) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and .cse6 .cse0 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse7 (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-15 01:20:09,094 INFO L443 ceAbstractionStarter]: For program point L216(lines 216 222) no Hoare annotation was computed. [2019-10-15 01:20:09,094 INFO L443 ceAbstractionStarter]: For program point L216-1(lines 216 222) no Hoare annotation was computed. [2019-10-15 01:20:09,094 INFO L439 ceAbstractionStarter]: At program point L243(lines 196 245) the Hoare annotation is: (let ((.cse6 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse7 .cse6 .cse0 .cse3) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and .cse6 .cse0 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse7 (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-15 01:20:09,094 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and (and .cse0 .cse1) .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse1 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and .cse6 .cse0 .cse1) .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse7 .cse6 .cse0 .cse3) (and .cse5 .cse7 (<= 2 ~waterLevel~0) .cse0 .cse2) (and .cse5 .cse0 .cse2 .cse1 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 01:20:09,094 INFO L443 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2019-10-15 01:20:09,094 INFO L443 ceAbstractionStarter]: For program point L206-1(lines 206 212) no Hoare annotation was computed. [2019-10-15 01:20:09,094 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 202) no Hoare annotation was computed. [2019-10-15 01:20:09,095 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 186 253) no Hoare annotation was computed. [2019-10-15 01:20:09,095 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 732 777) no Hoare annotation was computed. [2019-10-15 01:20:09,095 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 732 777) no Hoare annotation was computed. [2019-10-15 01:20:09,095 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 732 777) no Hoare annotation was computed. [2019-10-15 01:20:09,095 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 759) no Hoare annotation was computed. [2019-10-15 01:20:09,095 INFO L443 ceAbstractionStarter]: For program point L746(lines 746 766) no Hoare annotation was computed. [2019-10-15 01:20:09,095 INFO L443 ceAbstractionStarter]: For program point L746-1(lines 746 766) no Hoare annotation was computed. [2019-10-15 01:20:09,095 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-15 01:20:09,095 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-10-15 01:20:09,096 INFO L439 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (not (= ~systemActive~0 0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse4 .cse5 .cse3) (or .cse1 .cse6 .cse7) (or .cse8 .cse6 .cse7) (or .cse3 .cse8 .cse0 (not (<= 2 ~waterLevel~0)) .cse6 .cse5) (or .cse2 (or .cse1 .cse7)))) [2019-10-15 01:20:09,096 INFO L443 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2019-10-15 01:20:09,096 INFO L443 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-10-15 01:20:09,096 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2019-10-15 01:20:09,096 INFO L439 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse8 .cse1 .cse2 .cse4 .cse5) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse1 .cse8 .cse6 (not (<= 2 ~waterLevel~0)) .cse2 .cse4))) [2019-10-15 01:20:09,096 INFO L443 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2019-10-15 01:20:09,096 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~waterLevel~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse8 .cse1 .cse2 .cse4 .cse5) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse1 .cse8 .cse6 (not (<= 2 ~waterLevel~0)) .cse2 .cse4))) [2019-10-15 01:20:09,096 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2019-10-15 01:20:09,097 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 .cse0 (not (<= 2 ~waterLevel~0)) .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse1 .cse2 .cse4) (or .cse3 .cse2 .cse4) (or .cse5 (or .cse1 .cse4)) (or .cse0 .cse1 .cse5))) [2019-10-15 01:20:09,097 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 01:20:09,097 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2019-10-15 01:20:09,097 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2019-10-15 01:20:09,097 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 151) no Hoare annotation was computed. [2019-10-15 01:20:09,097 INFO L443 ceAbstractionStarter]: For program point L143-2(lines 143 151) no Hoare annotation was computed. [2019-10-15 01:20:09,097 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 135 157) no Hoare annotation was computed. [2019-10-15 01:20:09,097 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 135 157) no Hoare annotation was computed. [2019-10-15 01:20:09,097 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 135 157) no Hoare annotation was computed. [2019-10-15 01:20:09,098 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 629 731) no Hoare annotation was computed. [2019-10-15 01:20:09,098 INFO L443 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2019-10-15 01:20:09,098 INFO L443 ceAbstractionStarter]: For program point L694-1(line 694) no Hoare annotation was computed. [2019-10-15 01:20:09,098 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 657) no Hoare annotation was computed. [2019-10-15 01:20:09,098 INFO L443 ceAbstractionStarter]: For program point L717(lines 717 728) no Hoare annotation was computed. [2019-10-15 01:20:09,098 INFO L443 ceAbstractionStarter]: For program point L680(lines 680 684) no Hoare annotation was computed. [2019-10-15 01:20:09,098 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 629 731) no Hoare annotation was computed. [2019-10-15 01:20:09,098 INFO L443 ceAbstractionStarter]: For program point L678-2(lines 678 698) no Hoare annotation was computed. [2019-10-15 01:20:09,098 INFO L443 ceAbstractionStarter]: For program point L699(lines 677 700) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 674) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 629 731) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 725) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point L679(lines 678 698) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point L710(line 710) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point L710-1(line 710) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 716) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 935 944) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 935 944) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 935 944) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:09,099 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 344 351) no Hoare annotation was computed. [2019-10-15 01:20:09,100 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 344 351) no Hoare annotation was computed. [2019-10-15 01:20:09,100 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 344 351) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 .cse1 .cse4 (not (= ~methaneLevelCritical~0 0))))) [2019-10-15 01:20:09,100 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 158 166) no Hoare annotation was computed. [2019-10-15 01:20:09,100 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 158 166) no Hoare annotation was computed. [2019-10-15 01:20:09,100 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 158 166) no Hoare annotation was computed. [2019-10-15 01:20:09,100 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 416 434) no Hoare annotation was computed. [2019-10-15 01:20:09,100 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 429) no Hoare annotation was computed. [2019-10-15 01:20:09,100 INFO L446 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2019-10-15 01:20:09,100 INFO L443 ceAbstractionStarter]: For program point L425-2(lines 425 429) no Hoare annotation was computed. [2019-10-15 01:20:09,100 INFO L443 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2019-10-15 01:20:09,101 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 416 434) the Hoare annotation is: true [2019-10-15 01:20:09,101 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 416 434) no Hoare annotation was computed. [2019-10-15 01:20:09,101 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 114 125) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse1 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0)) .cse3) (or .cse0 .cse4 .cse3 .cse5 .cse6) (or .cse4 .cse7 .cse3 .cse5 .cse6) (or .cse1 .cse7 .cse3 .cse5 .cse2) (or .cse2 .cse1 .cse7 .cse8 .cse5) (or .cse7 .cse8 .cse4 .cse5 .cse6))) [2019-10-15 01:20:09,101 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 114 125) no Hoare annotation was computed. [2019-10-15 01:20:09,101 INFO L443 ceAbstractionStarter]: For program point L118-1(lines 114 125) no Hoare annotation was computed. [2019-10-15 01:20:09,101 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:09,101 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:20:09,101 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:09,101 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 126 134) the Hoare annotation is: true [2019-10-15 01:20:09,101 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 126 134) no Hoare annotation was computed. [2019-10-15 01:20:09,101 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 126 134) no Hoare annotation was computed. [2019-10-15 01:20:09,102 INFO L439 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: (let ((.cse12 (= 1 ~waterLevel~0)) (.cse13 (= |old(~waterLevel~0)| 1)) (.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse15 (= 0 ~methAndRunningLastTime~0))) (let ((.cse9 (and (= ~pumpRunning~0 0) .cse15 (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse7 (and .cse10 .cse15)) (.cse11 (not .cse13)) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~systemActive~0 0))) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse14 (not .cse12)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse4 .cse5 .cse3 .cse6) .cse7) (or .cse1 .cse2 .cse8 .cse6) (or .cse9 .cse1 .cse5 .cse3 .cse6) (or .cse0 .cse1 .cse5 .cse3 .cse9) (or .cse4 .cse0 .cse10 .cse8 .cse5) (or .cse0 .cse1 .cse5 .cse11 .cse3 .cse12) (or .cse1 .cse2 .cse3 .cse6) (or (or .cse4 .cse0 .cse5 .cse3) .cse7) (or .cse1 .cse12 .cse5 .cse11 .cse3 .cse6) (or .cse13 .cse1 .cse5 .cse3 .cse6 .cse14) (or .cse4 .cse10 .cse8 .cse5 .cse6) (or .cse0 .cse1 .cse2 .cse8) (or .cse0 .cse13 .cse1 .cse14 .cse5 .cse3)))) [2019-10-15 01:20:09,102 INFO L439 ceAbstractionStarter]: At program point L272(lines 272 278) the Hoare annotation is: (let ((.cse25 (= 1 ~waterLevel~0))) (let ((.cse21 (not .cse25)) (.cse10 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (= |old(~waterLevel~0)| 1)) (.cse24 (= 1 ~systemActive~0)) (.cse22 (<= 1 ~methaneLevelCritical~0)) (.cse23 (= ~pumpRunning~0 0)) (.cse9 (= 0 ~methAndRunningLastTime~0))) (let ((.cse5 (and .cse25 .cse9)) (.cse19 (and .cse24 .cse22 .cse23)) (.cse16 (and .cse25 .cse23 .cse9)) (.cse2 (not .cse17)) (.cse18 (and .cse21 .cse23 .cse10)) (.cse12 (not (<= 1 |old(~pumpRunning~0)|))) (.cse13 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse14 (and .cse24 (= 0 ~methaneLevelCritical~0) .cse23)) (.cse15 (not (= ~systemActive~0 0))) (.cse20 (not (<= 2 |old(~waterLevel~0)|))) (.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (<= 2 ~waterLevel~0)) (.cse11 (and .cse23 .cse10)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not .cse22)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 (and .cse7 .cse8 .cse9 .cse10) .cse11 .cse1 .cse3) (or (or .cse12 .cse1 .cse3 .cse4) (and .cse13 .cse9) .cse14) (or .cse0 .cse15 .cse16 .cse2 .cse3 .cse4) (or .cse6 .cse17 .cse0 .cse18 .cse15 .cse3) (or .cse12 .cse6 .cse19 .cse20 .cse1) (or .cse6 .cse0 .cse5 .cse1 .cse2 .cse3) (or (or .cse12 .cse6 .cse1 .cse3) .cse19) (or .cse17 .cse0 .cse21 .cse1 .cse3 .cse4) (or .cse6 .cse0 .cse15 .cse16 .cse2 .cse3) (or .cse17 .cse0 .cse15 .cse3 .cse4 .cse18) (or .cse0 .cse15 .cse11 .cse20 .cse4) (or .cse12 .cse13 .cse20 .cse14 .cse1 .cse4) (or .cse6 .cse0 .cse15 .cse11 .cse20) (or (and .cse7 .cse8 .cse10) .cse0 .cse1 .cse11 .cse3 .cse4) (or .cse6 .cse17 .cse0 .cse21 .cse1 .cse3))))) [2019-10-15 01:20:09,102 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 261 284) the Hoare annotation is: (let ((.cse3 (= 1 ~waterLevel~0)) (.cse11 (= ~pumpRunning~0 0)) (.cse12 (= 0 ~methAndRunningLastTime~0)) (.cse16 (= |old(~waterLevel~0)| 1)) (.cse19 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse18 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse7 (and .cse19 .cse18)) (.cse4 (not .cse16)) (.cse13 (and .cse11 .cse12 .cse18)) (.cse14 (and .cse11 .cse18)) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse15 (and .cse19 .cse12 .cse18)) (.cse2 (not (= ~systemActive~0 0))) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse17 (not .cse3)) (.cse9 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9 .cse10) (or .cse1 .cse2 (and .cse3 .cse11 .cse12) .cse4 .cse5 .cse10) (or .cse13 .cse1 .cse9 .cse5 .cse10) (or .cse0 .cse1 .cse9 .cse5 .cse13) (or .cse0 .cse1 .cse14 .cse2 .cse8) (or .cse0 .cse1 .cse9 .cse4 .cse5 .cse3) (or (or .cse6 .cse0 .cse9 .cse5) .cse15) (or .cse0 .cse16 .cse1 .cse2 .cse17 .cse5) (or .cse6 .cse0 .cse7 .cse8 .cse9) (or .cse1 .cse3 .cse9 .cse4 .cse5 .cse10) (or .cse16 .cse1 .cse9 .cse5 .cse10 .cse17) (or .cse13 .cse0 .cse1 .cse2 .cse5) (or .cse1 .cse2 .cse14 .cse8 .cse10) (or (or .cse6 .cse9 .cse5 .cse10) .cse15) (or .cse16 .cse1 .cse2 (and .cse17 .cse11 .cse12 .cse18) .cse5 .cse10) (or .cse0 .cse16 .cse1 .cse17 .cse9 .cse5)))) [2019-10-15 01:20:09,102 INFO L439 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse6 (and .cse10 .cse11)) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse10 (= 0 ~methAndRunningLastTime~0) .cse11)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse1) (or .cse5 .cse0 .cse8 .cse2) (or .cse5 .cse0 .cse8 .cse7) (or .cse0 .cse8 .cse7 .cse3) (or .cse6 .cse4 .cse7 .cse1 .cse3) (or (or .cse4 .cse1 .cse2 .cse3) .cse9) (or (or .cse4 .cse5 .cse1 .cse2) .cse9) (or .cse5 .cse0 .cse1 .cse2) (or .cse0 .cse8 .cse2 .cse3)))) [2019-10-15 01:20:09,103 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 261 284) no Hoare annotation was computed. [2019-10-15 01:20:09,103 INFO L443 ceAbstractionStarter]: For program point L265(lines 264 283) no Hoare annotation was computed. [2019-10-15 01:20:09,103 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 261 284) no Hoare annotation was computed. [2019-10-15 01:20:09,103 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 835 864) no Hoare annotation was computed. [2019-10-15 01:20:09,103 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 835 864) the Hoare annotation is: true [2019-10-15 01:20:09,103 INFO L446 ceAbstractionStarter]: At program point L860(lines 835 864) the Hoare annotation is: true [2019-10-15 01:20:09,103 INFO L443 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2019-10-15 01:20:09,103 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 853) no Hoare annotation was computed. [2019-10-15 01:20:09,103 INFO L446 ceAbstractionStarter]: At program point L849-1(lines 849 853) the Hoare annotation is: true [2019-10-15 01:20:09,103 INFO L443 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2019-10-15 01:20:09,103 INFO L446 ceAbstractionStarter]: At program point L845-2(lines 845 859) the Hoare annotation is: true [2019-10-15 01:20:09,103 INFO L446 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: true [2019-10-15 01:20:09,103 INFO L443 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2019-10-15 01:20:09,104 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 90 101) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (or .cse5 (not (= ~methaneLevelCritical~0 0)))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse0 .cse5 .cse2) (or .cse1 .cse0 .cse3 .cse6) (or .cse1 .cse4 .cse0 .cse5 .cse6)))) [2019-10-15 01:20:09,104 INFO L443 ceAbstractionStarter]: For program point L94-1(lines 90 101) no Hoare annotation was computed. [2019-10-15 01:20:09,104 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 90 101) no Hoare annotation was computed. [2019-10-15 01:20:09,104 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 889 895) no Hoare annotation was computed. [2019-10-15 01:20:09,104 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 889 895) the Hoare annotation is: true [2019-10-15 01:20:09,104 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:20:09,104 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-15 01:20:09,104 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:20:09,104 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:20:09,104 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 450 457) no Hoare annotation was computed. [2019-10-15 01:20:09,105 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 450 457) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~systemActive~0)| 0))) (.cse0 (= 0 ~systemActive~0)) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse0 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2019-10-15 01:20:09,105 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 450 457) no Hoare annotation was computed. [2019-10-15 01:20:09,105 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 293 317) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse2 .cse3 .cse1))) [2019-10-15 01:20:09,105 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 293 317) no Hoare annotation was computed. [2019-10-15 01:20:09,105 INFO L439 ceAbstractionStarter]: At program point L312(line 312) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-15 01:20:09,105 INFO L443 ceAbstractionStarter]: For program point L312-1(lines 293 317) no Hoare annotation was computed. [2019-10-15 01:20:09,105 INFO L439 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 0))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse0 .cse4) (or .cse3 .cse2 .cse0 .cse4 .cse1))) [2019-10-15 01:20:09,105 INFO L439 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (let ((.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3 .cse0 .cse4) (or .cse3 .cse0 .cse2 .cse4 .cse1))) [2019-10-15 01:20:09,105 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 309) no Hoare annotation was computed. [2019-10-15 01:20:09,105 INFO L439 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (= ~pumpRunning~0 0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse0 .cse4 .cse3))) [2019-10-15 01:20:09,106 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-10-15 01:20:09,106 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 314) no Hoare annotation was computed. [2019-10-15 01:20:09,106 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 102 113) no Hoare annotation was computed. [2019-10-15 01:20:09,106 INFO L443 ceAbstractionStarter]: For program point L106-1(lines 102 113) no Hoare annotation was computed. [2019-10-15 01:20:09,106 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 102 113) the Hoare annotation is: (let ((.cse9 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (or .cse1 .cse2) .cse3 .cse4) (or .cse4 .cse0 .cse5 .cse3 .cse1) (or .cse0 .cse1 .cse2 .cse6 .cse3 .cse7) (or .cse1 .cse5 .cse7 .cse6 .cse3 .cse8) (or .cse9 .cse4 (or .cse2 .cse8) .cse3) (or .cse1 .cse7 .cse2 .cse6 .cse3 .cse8) (or .cse9 .cse0 .cse4 .cse2 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 .cse5 .cse7 .cse6 .cse3) (or .cse4 (or .cse1 .cse2 .cse8) .cse3) (or .cse5 .cse4 (or .cse1 .cse8) .cse3))) [2019-10-15 01:20:09,106 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 825 832) no Hoare annotation was computed. [2019-10-15 01:20:09,106 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 825 832) the Hoare annotation is: true [2019-10-15 01:20:09,106 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 825 832) no Hoare annotation was computed. [2019-10-15 01:20:09,106 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 829) no Hoare annotation was computed. [2019-10-15 01:20:09,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:20:09 BoogieIcfgContainer [2019-10-15 01:20:09,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:20:09,123 INFO L168 Benchmark]: Toolchain (without parser) took 23443.24 ms. Allocated memory was 137.4 MB in the beginning and 656.9 MB in the end (delta: 519.6 MB). Free memory was 101.1 MB in the beginning and 229.7 MB in the end (delta: -128.6 MB). Peak memory consumption was 491.4 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:09,123 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 01:20:09,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.87 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 100.9 MB in the beginning and 167.1 MB in the end (delta: -66.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:09,125 INFO L168 Benchmark]: Boogie Preprocessor took 120.66 ms. Allocated memory is still 199.2 MB. Free memory was 167.1 MB in the beginning and 161.0 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:09,125 INFO L168 Benchmark]: RCFGBuilder took 1201.17 ms. Allocated memory was 199.2 MB in the beginning and 230.7 MB in the end (delta: 31.5 MB). Free memory was 161.0 MB in the beginning and 193.0 MB in the end (delta: -31.9 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:09,126 INFO L168 Benchmark]: TraceAbstraction took 21365.63 ms. Allocated memory was 230.7 MB in the beginning and 656.9 MB in the end (delta: 426.2 MB). Free memory was 193.0 MB in the beginning and 229.7 MB in the end (delta: -36.8 MB). Peak memory consumption was 489.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:20:09,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 749.87 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 100.9 MB in the beginning and 167.1 MB in the end (delta: -66.2 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.66 ms. Allocated memory is still 199.2 MB. Free memory was 167.1 MB in the beginning and 161.0 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1201.17 ms. Allocated memory was 199.2 MB in the beginning and 230.7 MB in the end (delta: 31.5 MB). Free memory was 161.0 MB in the beginning and 193.0 MB in the end (delta: -31.9 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21365.63 ms. Allocated memory was 230.7 MB in the beginning and 656.9 MB in the end (delta: 426.2 MB). Free memory was 193.0 MB in the beginning and 229.7 MB in the end (delta: -36.8 MB). Peak memory consumption was 489.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 829]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: (((((((((((((0 == splverifierCounter && 1 <= methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || ((((1 == systemActive && 1 <= pumpRunning) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && 0 == splverifierCounter) && 1 <= methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 240 locations, 1 error locations. Result: SAFE, OverallTime: 21.2s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.6s, HoareTripleCheckerStatistics: 2421 SDtfs, 1210 SDslu, 4662 SDs, 0 SdLazy, 1592 SolverSat, 267 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1034 GetRequests, 946 SyntacticMatches, 9 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3245occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 591 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 7014 PreInvPairs, 7217 NumberOfFragments, 4600 HoareAnnotationTreeSize, 7014 FomulaSimplifications, 10638 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 64 FomulaSimplificationsInter, 18796 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1729 NumberOfCodeBlocks, 1729 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2170 ConstructedInterpolants, 0 QuantifiedInterpolants, 425677 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2791 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 460/484 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...