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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:19:59,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:19:59,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:19:59,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:19:59,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:19:59,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:19:59,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:19:59,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:19:59,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:19:59,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:19:59,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:19:59,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:19:59,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:19:59,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:19:59,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:19:59,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:19:59,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:19:59,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:19:59,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:19:59,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:19:59,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:19:59,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:19:59,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:19:59,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:19:59,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 03:19:59,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 03:19:59,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 03:19:59,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 03:19:59,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 03:19:59,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 03:19:59,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 03:19:59,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 03:19:59,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 03:19:59,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 03:19:59,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 03:19:59,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 03:19:59,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 03:19:59,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 03:19:59,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:19:59,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:19:59,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:19:59,502 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 03:19:59,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:19:59,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:19:59,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:19:59,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:19:59,519 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:19:59,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:19:59,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:19:59,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:19:59,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:19:59,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:19:59,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:19:59,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:19:59,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:19:59,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:19:59,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:19:59,521 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:19:59,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:19:59,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:19:59,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:19:59,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:19:59,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:19:59,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:19:59,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:19:59,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:19:59,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:19:59,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:19:59,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:19:59,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:19:59,524 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 03:19:59,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:19:59,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:19:59,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:19:59,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:19:59,861 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:19:59,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-10-15 03:19:59,935 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a34c12aad/c80ad835cf7d483085273badfdf431b6/FLAGb5a61a68a [2019-10-15 03:20:00,460 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:20:00,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-10-15 03:20:00,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a34c12aad/c80ad835cf7d483085273badfdf431b6/FLAGb5a61a68a [2019-10-15 03:20:00,811 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a34c12aad/c80ad835cf7d483085273badfdf431b6 [2019-10-15 03:20:00,820 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:20:00,821 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:20:00,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:20:00,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:20:00,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:20:00,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:20:00" (1/1) ... [2019-10-15 03:20:00,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a9dc7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:00, skipping insertion in model container [2019-10-15 03:20:00,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:20:00" (1/1) ... [2019-10-15 03:20:00,839 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:20:00,895 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:20:01,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:20:01,422 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:20:01,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:20:01,580 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:20:01,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01 WrapperNode [2019-10-15 03:20:01,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:20:01,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:20:01,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:20:01,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:20:01,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01" (1/1) ... [2019-10-15 03:20:01,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01" (1/1) ... [2019-10-15 03:20:01,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01" (1/1) ... [2019-10-15 03:20:01,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01" (1/1) ... [2019-10-15 03:20:01,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01" (1/1) ... [2019-10-15 03:20:01,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01" (1/1) ... [2019-10-15 03:20:01,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01" (1/1) ... [2019-10-15 03:20:01,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:20:01,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:20:01,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:20:01,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:20:01,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01" (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 03:20:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:20:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:20:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 03:20:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 03:20:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 03:20:01,738 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 03:20:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 03:20:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 03:20:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 03:20:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 03:20:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 03:20:01,740 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 03:20:01,740 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 03:20:01,740 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 03:20:01,741 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 03:20:01,741 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 03:20:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 03:20:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 03:20:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 03:20:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 03:20:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 03:20:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 03:20:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 03:20:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 03:20:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 03:20:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 03:20:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 03:20:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 03:20:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 03:20:01,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 03:20:01,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 03:20:01,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 03:20:01,745 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 03:20:01,745 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 03:20:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 03:20:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 03:20:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:20:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 03:20:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 03:20:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 03:20:01,747 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 03:20:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:20:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:20:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 03:20:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 03:20:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 03:20:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 03:20:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 03:20:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 03:20:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 03:20:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 03:20:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 03:20:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 03:20:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 03:20:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 03:20:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 03:20:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 03:20:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 03:20:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 03:20:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 03:20:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 03:20:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 03:20:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 03:20:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 03:20:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 03:20:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 03:20:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 03:20:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 03:20:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 03:20:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 03:20:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:20:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 03:20:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 03:20:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:20:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 03:20:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:20:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 03:20:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 03:20:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:20:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 03:20:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 03:20:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:20:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 03:20:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 03:20:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 03:20:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 03:20:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 03:20:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 03:20:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 03:20:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 03:20:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 03:20:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:20:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 03:20:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:20:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 03:20:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:20:03,291 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:20:03,291 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 03:20:03,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:20:03 BoogieIcfgContainer [2019-10-15 03:20:03,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:20:03,296 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 03:20:03,296 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 03:20:03,299 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 03:20:03,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:20:00" (1/3) ... [2019-10-15 03:20:03,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5022ea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:20:03, skipping insertion in model container [2019-10-15 03:20:03,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:20:01" (2/3) ... [2019-10-15 03:20:03,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5022ea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:20:03, skipping insertion in model container [2019-10-15 03:20:03,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:20:03" (3/3) ... [2019-10-15 03:20:03,304 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product40.cil.c [2019-10-15 03:20:03,315 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 03:20:03,325 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 03:20:03,337 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 03:20:03,375 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 03:20:03,376 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 03:20:03,376 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 03:20:03,376 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 03:20:03,376 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 03:20:03,376 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 03:20:03,376 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 03:20:03,377 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 03:20:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2019-10-15 03:20:03,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-15 03:20:03,420 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:03,421 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:20:03,425 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:03,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:03,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1308768615, now seen corresponding path program 1 times [2019-10-15 03:20:03,442 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:03,443 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842396052] [2019-10-15 03:20:03,443 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:03,443 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:03,443 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:03,870 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 03:20:03,871 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842396052] [2019-10-15 03:20:03,872 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:03,872 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 03:20:03,873 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688352947] [2019-10-15 03:20:03,877 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 03:20:03,878 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:03,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 03:20:03,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:20:03,892 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 2 states. [2019-10-15 03:20:03,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:03,933 INFO L93 Difference]: Finished difference Result 232 states and 285 transitions. [2019-10-15 03:20:03,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 03:20:03,935 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-15 03:20:03,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:03,949 INFO L225 Difference]: With dead ends: 232 [2019-10-15 03:20:03,949 INFO L226 Difference]: Without dead ends: 118 [2019-10-15 03:20:03,954 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 03:20:03,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-15 03:20:04,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2019-10-15 03:20:04,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2019-10-15 03:20:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 138 transitions. [2019-10-15 03:20:04,016 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 138 transitions. Word has length 46 [2019-10-15 03:20:04,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:04,017 INFO L462 AbstractCegarLoop]: Abstraction has 118 states and 138 transitions. [2019-10-15 03:20:04,017 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 03:20:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 138 transitions. [2019-10-15 03:20:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 03:20:04,022 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:04,022 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:20:04,022 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:04,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:04,023 INFO L82 PathProgramCache]: Analyzing trace with hash 932254501, now seen corresponding path program 1 times [2019-10-15 03:20:04,023 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:04,023 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367288339] [2019-10-15 03:20:04,024 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:04,024 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:04,024 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:04,153 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 03:20:04,154 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367288339] [2019-10-15 03:20:04,154 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:04,155 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:20:04,155 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821355646] [2019-10-15 03:20:04,158 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:20:04,158 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:04,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:20:04,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:20:04,159 INFO L87 Difference]: Start difference. First operand 118 states and 138 transitions. Second operand 3 states. [2019-10-15 03:20:04,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:04,205 INFO L93 Difference]: Finished difference Result 180 states and 210 transitions. [2019-10-15 03:20:04,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:20:04,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-15 03:20:04,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:04,211 INFO L225 Difference]: With dead ends: 180 [2019-10-15 03:20:04,213 INFO L226 Difference]: Without dead ends: 110 [2019-10-15 03:20:04,215 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 03:20:04,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-10-15 03:20:04,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-10-15 03:20:04,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-10-15 03:20:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2019-10-15 03:20:04,240 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 47 [2019-10-15 03:20:04,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:04,241 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2019-10-15 03:20:04,241 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:20:04,241 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2019-10-15 03:20:04,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 03:20:04,244 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:04,244 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 03:20:04,245 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:04,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:04,245 INFO L82 PathProgramCache]: Analyzing trace with hash 597037751, now seen corresponding path program 1 times [2019-10-15 03:20:04,245 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:04,246 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624100678] [2019-10-15 03:20:04,246 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:04,246 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:04,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:04,460 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 03:20:04,460 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624100678] [2019-10-15 03:20:04,461 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:04,461 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:20:04,461 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068745785] [2019-10-15 03:20:04,462 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:20:04,462 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:04,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:20:04,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:20:04,463 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 7 states. [2019-10-15 03:20:04,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:04,896 INFO L93 Difference]: Finished difference Result 326 states and 393 transitions. [2019-10-15 03:20:04,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 03:20:04,897 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-15 03:20:04,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:04,900 INFO L225 Difference]: With dead ends: 326 [2019-10-15 03:20:04,900 INFO L226 Difference]: Without dead ends: 241 [2019-10-15 03:20:04,902 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 03:20:04,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2019-10-15 03:20:04,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 229. [2019-10-15 03:20:04,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2019-10-15 03:20:04,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 275 transitions. [2019-10-15 03:20:04,942 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 275 transitions. Word has length 51 [2019-10-15 03:20:04,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:04,943 INFO L462 AbstractCegarLoop]: Abstraction has 229 states and 275 transitions. [2019-10-15 03:20:04,943 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:20:04,943 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 275 transitions. [2019-10-15 03:20:04,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-15 03:20:04,949 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:04,949 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] [2019-10-15 03:20:04,949 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:04,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:04,950 INFO L82 PathProgramCache]: Analyzing trace with hash 78741191, now seen corresponding path program 1 times [2019-10-15 03:20:04,950 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:04,952 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623497735] [2019-10-15 03:20:04,952 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:04,952 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:04,953 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:05,096 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 03:20:05,096 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623497735] [2019-10-15 03:20:05,097 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:05,097 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 03:20:05,097 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65586778] [2019-10-15 03:20:05,098 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 03:20:05,098 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:05,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 03:20:05,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 03:20:05,099 INFO L87 Difference]: Start difference. First operand 229 states and 275 transitions. Second operand 6 states. [2019-10-15 03:20:05,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:05,319 INFO L93 Difference]: Finished difference Result 619 states and 762 transitions. [2019-10-15 03:20:05,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 03:20:05,320 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-15 03:20:05,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:05,324 INFO L225 Difference]: With dead ends: 619 [2019-10-15 03:20:05,324 INFO L226 Difference]: Without dead ends: 415 [2019-10-15 03:20:05,326 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 03:20:05,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2019-10-15 03:20:05,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 403. [2019-10-15 03:20:05,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2019-10-15 03:20:05,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 487 transitions. [2019-10-15 03:20:05,370 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 487 transitions. Word has length 55 [2019-10-15 03:20:05,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:05,371 INFO L462 AbstractCegarLoop]: Abstraction has 403 states and 487 transitions. [2019-10-15 03:20:05,371 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 03:20:05,371 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 487 transitions. [2019-10-15 03:20:05,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-15 03:20:05,374 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:05,374 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] [2019-10-15 03:20:05,374 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:05,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:05,375 INFO L82 PathProgramCache]: Analyzing trace with hash 1511618222, now seen corresponding path program 1 times [2019-10-15 03:20:05,375 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:05,375 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354532565] [2019-10-15 03:20:05,375 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:05,376 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:05,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:05,550 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 03:20:05,551 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354532565] [2019-10-15 03:20:05,551 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:05,551 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:20:05,551 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268162875] [2019-10-15 03:20:05,552 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:20:05,552 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:05,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:20:05,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:20:05,553 INFO L87 Difference]: Start difference. First operand 403 states and 487 transitions. Second operand 7 states. [2019-10-15 03:20:06,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:06,209 INFO L93 Difference]: Finished difference Result 1075 states and 1418 transitions. [2019-10-15 03:20:06,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-15 03:20:06,210 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-15 03:20:06,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:06,216 INFO L225 Difference]: With dead ends: 1075 [2019-10-15 03:20:06,217 INFO L226 Difference]: Without dead ends: 697 [2019-10-15 03:20:06,219 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 03:20:06,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2019-10-15 03:20:06,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 608. [2019-10-15 03:20:06,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2019-10-15 03:20:06,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 732 transitions. [2019-10-15 03:20:06,295 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 732 transitions. Word has length 58 [2019-10-15 03:20:06,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:06,296 INFO L462 AbstractCegarLoop]: Abstraction has 608 states and 732 transitions. [2019-10-15 03:20:06,296 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:20:06,296 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 732 transitions. [2019-10-15 03:20:06,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-10-15 03:20:06,298 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:06,299 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] [2019-10-15 03:20:06,299 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:06,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:06,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1618108352, now seen corresponding path program 1 times [2019-10-15 03:20:06,300 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:06,300 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874060729] [2019-10-15 03:20:06,300 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:06,300 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:06,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:06,411 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 03:20:06,411 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874060729] [2019-10-15 03:20:06,411 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:06,412 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:20:06,412 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474909808] [2019-10-15 03:20:06,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:20:06,413 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:06,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:20:06,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:20:06,413 INFO L87 Difference]: Start difference. First operand 608 states and 732 transitions. Second operand 3 states. [2019-10-15 03:20:06,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:06,475 INFO L93 Difference]: Finished difference Result 855 states and 1056 transitions. [2019-10-15 03:20:06,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:20:06,476 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2019-10-15 03:20:06,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:06,482 INFO L225 Difference]: With dead ends: 855 [2019-10-15 03:20:06,482 INFO L226 Difference]: Without dead ends: 852 [2019-10-15 03:20:06,483 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 03:20:06,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2019-10-15 03:20:06,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 812. [2019-10-15 03:20:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 812 states. [2019-10-15 03:20:06,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 812 states and 1003 transitions. [2019-10-15 03:20:06,548 INFO L78 Accepts]: Start accepts. Automaton has 812 states and 1003 transitions. Word has length 76 [2019-10-15 03:20:06,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:06,549 INFO L462 AbstractCegarLoop]: Abstraction has 812 states and 1003 transitions. [2019-10-15 03:20:06,549 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:20:06,549 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1003 transitions. [2019-10-15 03:20:06,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-10-15 03:20:06,561 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:06,561 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:20:06,562 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:06,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:06,562 INFO L82 PathProgramCache]: Analyzing trace with hash 845847392, now seen corresponding path program 1 times [2019-10-15 03:20:06,562 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:06,562 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368719139] [2019-10-15 03:20:06,563 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:06,563 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:06,563 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:06,835 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-15 03:20:06,836 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368719139] [2019-10-15 03:20:06,836 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229252939] [2019-10-15 03:20:06,836 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 03:20:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:07,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-15 03:20:07,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:20:07,176 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:20:07,177 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:20:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-15 03:20:07,390 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 03:20:07,390 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14, 3] total 15 [2019-10-15 03:20:07,390 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152701366] [2019-10-15 03:20:07,391 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:20:07,391 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:07,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:20:07,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-15 03:20:07,392 INFO L87 Difference]: Start difference. First operand 812 states and 1003 transitions. Second operand 3 states. [2019-10-15 03:20:07,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:07,471 INFO L93 Difference]: Finished difference Result 1567 states and 1948 transitions. [2019-10-15 03:20:07,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:20:07,476 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2019-10-15 03:20:07,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:07,484 INFO L225 Difference]: With dead ends: 1567 [2019-10-15 03:20:07,485 INFO L226 Difference]: Without dead ends: 780 [2019-10-15 03:20:07,488 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 254 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-15 03:20:07,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2019-10-15 03:20:07,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 780. [2019-10-15 03:20:07,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 780 states. [2019-10-15 03:20:07,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 780 states and 900 transitions. [2019-10-15 03:20:07,547 INFO L78 Accepts]: Start accepts. Automaton has 780 states and 900 transitions. Word has length 126 [2019-10-15 03:20:07,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:07,548 INFO L462 AbstractCegarLoop]: Abstraction has 780 states and 900 transitions. [2019-10-15 03:20:07,557 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:20:07,557 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 900 transitions. [2019-10-15 03:20:07,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-10-15 03:20:07,564 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:07,564 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:20:07,768 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:07,769 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:07,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:07,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1554983362, now seen corresponding path program 1 times [2019-10-15 03:20:07,770 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:07,770 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859600402] [2019-10-15 03:20:07,771 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:07,771 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:07,771 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:08,033 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-15 03:20:08,033 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859600402] [2019-10-15 03:20:08,033 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199417357] [2019-10-15 03:20:08,033 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 03:20:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:08,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 890 conjuncts, 25 conjunts are in the unsatisfiable core [2019-10-15 03:20:08,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:20:08,436 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-15 03:20:08,437 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:20:08,867 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-15 03:20:08,868 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 03:20:08,868 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [14, 11] total 29 [2019-10-15 03:20:08,870 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348017046] [2019-10-15 03:20:08,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-15 03:20:08,871 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:08,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-15 03:20:08,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=728, Unknown=0, NotChecked=0, Total=812 [2019-10-15 03:20:08,872 INFO L87 Difference]: Start difference. First operand 780 states and 900 transitions. Second operand 11 states. [2019-10-15 03:20:09,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:09,645 INFO L93 Difference]: Finished difference Result 1772 states and 2092 transitions. [2019-10-15 03:20:09,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-15 03:20:09,645 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 129 [2019-10-15 03:20:09,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:09,653 INFO L225 Difference]: With dead ends: 1772 [2019-10-15 03:20:09,654 INFO L226 Difference]: Without dead ends: 1017 [2019-10-15 03:20:09,657 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=138, Invalid=1052, Unknown=0, NotChecked=0, Total=1190 [2019-10-15 03:20:09,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2019-10-15 03:20:09,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 983. [2019-10-15 03:20:09,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 983 states. [2019-10-15 03:20:09,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 983 states and 1117 transitions. [2019-10-15 03:20:09,714 INFO L78 Accepts]: Start accepts. Automaton has 983 states and 1117 transitions. Word has length 129 [2019-10-15 03:20:09,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:09,716 INFO L462 AbstractCegarLoop]: Abstraction has 983 states and 1117 transitions. [2019-10-15 03:20:09,717 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-15 03:20:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1117 transitions. [2019-10-15 03:20:09,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-10-15 03:20:09,721 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:09,721 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:20:09,926 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:09,927 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:09,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:09,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1607902980, now seen corresponding path program 1 times [2019-10-15 03:20:09,927 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:09,927 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839466328] [2019-10-15 03:20:09,928 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:09,928 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:09,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:10,196 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-15 03:20:10,196 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839466328] [2019-10-15 03:20:10,197 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1543449801] [2019-10-15 03:20:10,197 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 03:20:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:10,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 908 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-15 03:20:10,415 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:20:10,472 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-15 03:20:10,473 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:20:10,600 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-15 03:20:10,600 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 03:20:10,601 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [14] total 15 [2019-10-15 03:20:10,601 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746314207] [2019-10-15 03:20:10,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:20:10,602 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:10,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:20:10,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-15 03:20:10,603 INFO L87 Difference]: Start difference. First operand 983 states and 1117 transitions. Second operand 3 states. [2019-10-15 03:20:10,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:10,665 INFO L93 Difference]: Finished difference Result 1524 states and 1741 transitions. [2019-10-15 03:20:10,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:20:10,666 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2019-10-15 03:20:10,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:10,667 INFO L225 Difference]: With dead ends: 1524 [2019-10-15 03:20:10,667 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 03:20:10,670 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-15 03:20:10,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 03:20:10,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 03:20:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 03:20:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 03:20:10,672 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 133 [2019-10-15 03:20:10,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:10,672 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 03:20:10,672 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:20:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 03:20:10,672 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 03:20:10,878 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:10,883 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 03:20:12,079 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2019-10-15 03:20:12,320 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 24 [2019-10-15 03:20:12,596 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 27 [2019-10-15 03:20:13,424 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 30 [2019-10-15 03:20:13,761 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 23 [2019-10-15 03:20:14,091 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 33 [2019-10-15 03:20:14,201 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 24 [2019-10-15 03:20:14,224 INFO L443 ceAbstractionStarter]: For program point L542(lines 542 546) no Hoare annotation was computed. [2019-10-15 03:20:14,224 INFO L443 ceAbstractionStarter]: For program point L536-2(lines 536 557) no Hoare annotation was computed. [2019-10-15 03:20:14,224 INFO L443 ceAbstractionStarter]: For program point L558(lines 535 559) no Hoare annotation was computed. [2019-10-15 03:20:14,224 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 511 566) no Hoare annotation was computed. [2019-10-15 03:20:14,224 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 511 566) no Hoare annotation was computed. [2019-10-15 03:20:14,225 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 603) no Hoare annotation was computed. [2019-10-15 03:20:14,225 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 567 626) no Hoare annotation was computed. [2019-10-15 03:20:14,225 INFO L443 ceAbstractionStarter]: For program point L593-2(lines 593 618) no Hoare annotation was computed. [2019-10-15 03:20:14,225 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 567 626) no Hoare annotation was computed. [2019-10-15 03:20:14,225 INFO L443 ceAbstractionStarter]: For program point L619(lines 592 620) no Hoare annotation was computed. [2019-10-15 03:20:14,225 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 567 626) no Hoare annotation was computed. [2019-10-15 03:20:14,225 INFO L443 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2019-10-15 03:20:14,225 INFO L443 ceAbstractionStarter]: For program point L612-1(line 612) no Hoare annotation was computed. [2019-10-15 03:20:14,226 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 952 958) the Hoare annotation is: true [2019-10-15 03:20:14,226 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 952 958) no Hoare annotation was computed. [2019-10-15 03:20:14,226 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 959 967) no Hoare annotation was computed. [2019-10-15 03:20:14,226 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 959 967) the Hoare annotation is: true [2019-10-15 03:20:14,226 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 910 932) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:14,227 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(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 03:20:14,227 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(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-10-15 03:20:14,227 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 910 932) no Hoare annotation was computed. [2019-10-15 03:20:14,227 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 927) no Hoare annotation was computed. [2019-10-15 03:20:14,227 INFO L443 ceAbstractionStarter]: For program point L920-1(lines 920 927) no Hoare annotation was computed. [2019-10-15 03:20:14,227 INFO L443 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2019-10-15 03:20:14,227 INFO L439 ceAbstractionStarter]: At program point L917(line 917) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:14,228 INFO L439 ceAbstractionStarter]: At program point L916(line 916) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:14,228 INFO L439 ceAbstractionStarter]: At program point L916-1(line 916) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:14,228 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 865 888) no Hoare annotation was computed. [2019-10-15 03:20:14,228 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 865 888) no Hoare annotation was computed. [2019-10-15 03:20:14,228 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 865 888) no Hoare annotation was computed. [2019-10-15 03:20:14,228 INFO L443 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2019-10-15 03:20:14,228 INFO L443 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2019-10-15 03:20:14,229 INFO L443 ceAbstractionStarter]: For program point L881(line 881) no Hoare annotation was computed. [2019-10-15 03:20:14,229 INFO L443 ceAbstractionStarter]: For program point L880(line 880) no Hoare annotation was computed. [2019-10-15 03:20:14,229 INFO L443 ceAbstractionStarter]: For program point L879(line 879) no Hoare annotation was computed. [2019-10-15 03:20:14,229 INFO L443 ceAbstractionStarter]: For program point L878(line 878) no Hoare annotation was computed. [2019-10-15 03:20:14,229 INFO L443 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2019-10-15 03:20:14,229 INFO L443 ceAbstractionStarter]: For program point L876(line 876) no Hoare annotation was computed. [2019-10-15 03:20:14,229 INFO L443 ceAbstractionStarter]: For program point L875(line 875) no Hoare annotation was computed. [2019-10-15 03:20:14,229 INFO L443 ceAbstractionStarter]: For program point L874(line 874) no Hoare annotation was computed. [2019-10-15 03:20:14,230 INFO L443 ceAbstractionStarter]: For program point L873(line 873) no Hoare annotation was computed. [2019-10-15 03:20:14,230 INFO L443 ceAbstractionStarter]: For program point L872(line 872) no Hoare annotation was computed. [2019-10-15 03:20:14,230 INFO L443 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2019-10-15 03:20:14,230 INFO L443 ceAbstractionStarter]: For program point L870(line 870) no Hoare annotation was computed. [2019-10-15 03:20:14,230 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 435 449) no Hoare annotation was computed. [2019-10-15 03:20:14,230 INFO L439 ceAbstractionStarter]: At program point L441(line 441) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (and (= 1 ~systemActive~0) .cse1) (not (= |old(~systemActive~0)| 1))) (or (or .cse0 (= |old(~systemActive~0)| 0) .cse2 (not (= ~methaneLevelCritical~0 0))) (and .cse1 (not (= 0 ~systemActive~0)))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse2))) [2019-10-15 03:20:14,230 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 445) no Hoare annotation was computed. [2019-10-15 03:20:14,231 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 435 449) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (= 0 ~systemActive~0)) (.cse2 (= |old(~systemActive~0)| 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (and (= 1 ~systemActive~0) .cse1) (not (= |old(~systemActive~0)| 1))) (or (or .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (and .cse1 (not .cse4))) (or .cse4 (not .cse2) .cse5 .cse3) (or (= ~pumpRunning~0 0) .cse5 .cse3))) [2019-10-15 03:20:14,231 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 371 379) no Hoare annotation was computed. [2019-10-15 03:20:14,231 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 371 379) the Hoare annotation is: true [2019-10-15 03:20:14,231 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-15 03:20:14,231 INFO L443 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-10-15 03:20:14,231 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 380 415) no Hoare annotation was computed. [2019-10-15 03:20:14,231 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 380 415) no Hoare annotation was computed. [2019-10-15 03:20:14,231 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 945 951) no Hoare annotation was computed. [2019-10-15 03:20:14,232 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 945 951) the Hoare annotation is: true [2019-10-15 03:20:14,232 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 465 510) no Hoare annotation was computed. [2019-10-15 03:20:14,232 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 465 510) no Hoare annotation was computed. [2019-10-15 03:20:14,232 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 778 823) no Hoare annotation was computed. [2019-10-15 03:20:14,232 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 778 823) no Hoare annotation was computed. [2019-10-15 03:20:14,232 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 896 906) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:14,232 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 896 906) no Hoare annotation was computed. [2019-10-15 03:20:14,232 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 896 906) no Hoare annotation was computed. [2019-10-15 03:20:14,233 INFO L439 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:14,233 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 360 370) the Hoare annotation is: true [2019-10-15 03:20:14,233 INFO L446 ceAbstractionStarter]: At program point L365(line 365) the Hoare annotation is: true [2019-10-15 03:20:14,233 INFO L443 ceAbstractionStarter]: For program point L365-1(line 365) no Hoare annotation was computed. [2019-10-15 03:20:14,233 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 360 370) no Hoare annotation was computed. [2019-10-15 03:20:14,233 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 352 359) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= ~systemActive~0 1))) (or (or .cse0 (= ~systemActive~0 0) (not (= ~methAndRunningLastTime~0 0)) (not (= ~methaneLevelCritical~0 0))) .cse1))) [2019-10-15 03:20:14,233 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 352 359) no Hoare annotation was computed. [2019-10-15 03:20:14,234 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 167 180) no Hoare annotation was computed. [2019-10-15 03:20:14,234 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 167 180) the Hoare annotation is: true [2019-10-15 03:20:14,234 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 319 343) no Hoare annotation was computed. [2019-10-15 03:20:14,234 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 319 343) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 03:20:14,234 INFO L439 ceAbstractionStarter]: At program point L338(line 338) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:20:14,234 INFO L443 ceAbstractionStarter]: For program point L338-1(lines 319 343) no Hoare annotation was computed. [2019-10-15 03:20:14,234 INFO L439 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~3) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2019-10-15 03:20:14,235 INFO L439 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: (let ((.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse2 .cse0 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~3) (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2019-10-15 03:20:14,235 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 335) no Hoare annotation was computed. [2019-10-15 03:20:14,235 INFO L439 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2019-10-15 03:20:14,235 INFO L443 ceAbstractionStarter]: For program point L325-1(line 325) no Hoare annotation was computed. [2019-10-15 03:20:14,235 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 340) no Hoare annotation was computed. [2019-10-15 03:20:14,235 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 285 291) no Hoare annotation was computed. [2019-10-15 03:20:14,235 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 285 291) the Hoare annotation is: true [2019-10-15 03:20:14,235 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 186 253) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:14,236 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 186 253) no Hoare annotation was computed. [2019-10-15 03:20:14,236 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(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:14,236 INFO L439 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= 0 ~methAndRunningLastTime~0))) (or (and (= 1 ~systemActive~0) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 (not (= 0 ~systemActive~0)) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 (= ~pumpRunning~0 0) .cse2))) [2019-10-15 03:20:14,236 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 240) no Hoare annotation was computed. [2019-10-15 03:20:14,236 INFO L439 ceAbstractionStarter]: At program point L234-1(lines 226 241) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 (<= 1 ~pumpRunning~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse1 .cse2 (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 03:20:14,236 INFO L443 ceAbstractionStarter]: For program point L197(lines 196 245) no Hoare annotation was computed. [2019-10-15 03:20:14,237 INFO L439 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~pumpRunning~0) .cse0) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)))) [2019-10-15 03:20:14,237 INFO L443 ceAbstractionStarter]: For program point L226(lines 226 241) no Hoare annotation was computed. [2019-10-15 03:20:14,237 INFO L439 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (<= 1 ~pumpRunning~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 03:20:14,237 INFO L443 ceAbstractionStarter]: For program point L216(lines 216 222) no Hoare annotation was computed. [2019-10-15 03:20:14,237 INFO L443 ceAbstractionStarter]: For program point L216-1(lines 216 222) no Hoare annotation was computed. [2019-10-15 03:20:14,237 INFO L439 ceAbstractionStarter]: At program point L243(lines 196 245) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (<= 1 ~pumpRunning~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 03:20:14,237 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (<= 1 ~pumpRunning~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 03:20:14,238 INFO L443 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2019-10-15 03:20:14,238 INFO L443 ceAbstractionStarter]: For program point L206-1(lines 206 212) no Hoare annotation was computed. [2019-10-15 03:20:14,238 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 186 253) no Hoare annotation was computed. [2019-10-15 03:20:14,238 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 732 777) no Hoare annotation was computed. [2019-10-15 03:20:14,238 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 732 777) no Hoare annotation was computed. [2019-10-15 03:20:14,238 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-15 03:20:14,238 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-10-15 03:20:14,238 INFO L439 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 (= 0 ~methAndRunningLastTime~0) .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 .cse2 .cse0) (or .cse1 (not (= ~systemActive~0 0)) .cse0))) [2019-10-15 03:20:14,239 INFO L443 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2019-10-15 03:20:14,239 INFO L443 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-10-15 03:20:14,239 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2019-10-15 03:20:14,239 INFO L439 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (= ~systemActive~0 0)) .cse3 .cse4) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse2 .cse3))) [2019-10-15 03:20:14,239 INFO L443 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2019-10-15 03:20:14,239 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (= ~systemActive~0 0)) .cse3 .cse4) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse2 .cse3))) [2019-10-15 03:20:14,239 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2019-10-15 03:20:14,240 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse2 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse2 (not (= ~systemActive~0 0))))) [2019-10-15 03:20:14,240 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 03:20:14,240 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2019-10-15 03:20:14,240 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 135 157) no Hoare annotation was computed. [2019-10-15 03:20:14,240 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 135 157) no Hoare annotation was computed. [2019-10-15 03:20:14,240 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 629 731) no Hoare annotation was computed. [2019-10-15 03:20:14,240 INFO L443 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2019-10-15 03:20:14,240 INFO L443 ceAbstractionStarter]: For program point L694-1(line 694) no Hoare annotation was computed. [2019-10-15 03:20:14,240 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 657) no Hoare annotation was computed. [2019-10-15 03:20:14,240 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 629 731) no Hoare annotation was computed. [2019-10-15 03:20:14,240 INFO L443 ceAbstractionStarter]: For program point L678-2(lines 678 698) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point L699(lines 677 700) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 674) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 629 731) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point L679(lines 678 698) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point L710(line 710) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point L710-1(line 710) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 716) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 935 944) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 935 944) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:20:14,241 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 344 351) no Hoare annotation was computed. [2019-10-15 03:20:14,242 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 344 351) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-15 03:20:14,242 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 158 166) no Hoare annotation was computed. [2019-10-15 03:20:14,242 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 158 166) no Hoare annotation was computed. [2019-10-15 03:20:14,242 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 416 434) no Hoare annotation was computed. [2019-10-15 03:20:14,242 INFO L446 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2019-10-15 03:20:14,242 INFO L443 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2019-10-15 03:20:14,242 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 416 434) the Hoare annotation is: true [2019-10-15 03:20:14,242 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 114 125) the Hoare annotation is: true [2019-10-15 03:20:14,242 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 114 125) no Hoare annotation was computed. [2019-10-15 03:20:14,242 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:20:14,242 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 03:20:14,243 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 126 134) the Hoare annotation is: true [2019-10-15 03:20:14,243 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 126 134) no Hoare annotation was computed. [2019-10-15 03:20:14,243 INFO L439 ceAbstractionStarter]: At program point L274(line 274) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 .cse2 .cse1 .cse3) (or .cse4 (and (= ~pumpRunning~0 0) .cse2) .cse1 .cse3) (or .cse4 (not (= ~systemActive~0 0))))) [2019-10-15 03:20:14,243 INFO L439 ceAbstractionStarter]: At program point L272(lines 272 278) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and (<= 1 ~pumpRunning~0) .cse0) .cse1 .cse5 .cse2 .cse3) (or .cse0 .cse1 .cse6 .cse3 .cse4) (or .cse7 (and .cse8 .cse0) .cse2 .cse3 .cse4) (or .cse7 (and (= 0 ~methaneLevelCritical~0) .cse8) .cse2 .cse5) (or .cse1 .cse6 .cse5))) [2019-10-15 03:20:14,243 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 261 284) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 0))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 .cse2 .cse1 .cse3) (or .cse4 (and .cse5 .cse2) .cse1 .cse3) (or .cse2 .cse4 .cse6 .cse3) (or .cse4 .cse6 .cse5))) [2019-10-15 03:20:14,244 INFO L439 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (= 0 ~methAndRunningLastTime~0) .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse3 (not (= ~systemActive~0 0))))) [2019-10-15 03:20:14,244 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 261 284) no Hoare annotation was computed. [2019-10-15 03:20:14,244 INFO L443 ceAbstractionStarter]: For program point L265(lines 264 283) no Hoare annotation was computed. [2019-10-15 03:20:14,244 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 261 284) no Hoare annotation was computed. [2019-10-15 03:20:14,244 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 835 864) no Hoare annotation was computed. [2019-10-15 03:20:14,244 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 835 864) the Hoare annotation is: true [2019-10-15 03:20:14,244 INFO L446 ceAbstractionStarter]: At program point L860(lines 835 864) the Hoare annotation is: true [2019-10-15 03:20:14,244 INFO L443 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2019-10-15 03:20:14,245 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 853) no Hoare annotation was computed. [2019-10-15 03:20:14,245 INFO L446 ceAbstractionStarter]: At program point L849-1(lines 849 853) the Hoare annotation is: true [2019-10-15 03:20:14,245 INFO L446 ceAbstractionStarter]: At program point L845-2(lines 845 859) the Hoare annotation is: true [2019-10-15 03:20:14,245 INFO L446 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: true [2019-10-15 03:20:14,245 INFO L443 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2019-10-15 03:20:14,245 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 90 101) the Hoare annotation is: true [2019-10-15 03:20:14,245 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 90 101) no Hoare annotation was computed. [2019-10-15 03:20:14,245 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 889 895) no Hoare annotation was computed. [2019-10-15 03:20:14,245 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 889 895) the Hoare annotation is: true [2019-10-15 03:20:14,246 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:20:14,246 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-15 03:20:14,246 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:20:14,246 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 03:20:14,246 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 450 457) no Hoare annotation was computed. [2019-10-15 03:20:14,246 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 450 457) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-15 03:20:14,246 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 293 317) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-15 03:20:14,247 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 293 317) no Hoare annotation was computed. [2019-10-15 03:20:14,247 INFO L439 ceAbstractionStarter]: At program point L312(line 312) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-15 03:20:14,247 INFO L443 ceAbstractionStarter]: For program point L312-1(lines 293 317) no Hoare annotation was computed. [2019-10-15 03:20:14,247 INFO L439 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 03:20:14,247 INFO L439 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 03:20:14,247 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 309) no Hoare annotation was computed. [2019-10-15 03:20:14,247 INFO L439 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 03:20:14,248 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-10-15 03:20:14,248 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 314) no Hoare annotation was computed. [2019-10-15 03:20:14,248 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 102 113) no Hoare annotation was computed. [2019-10-15 03:20:14,248 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 102 113) the Hoare annotation is: true [2019-10-15 03:20:14,248 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 825 832) the Hoare annotation is: true [2019-10-15 03:20:14,248 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 829) no Hoare annotation was computed. [2019-10-15 03:20:14,248 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 825 832) no Hoare annotation was computed. [2019-10-15 03:20:14,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 03:20:14 BoogieIcfgContainer [2019-10-15 03:20:14,264 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 03:20:14,265 INFO L168 Benchmark]: Toolchain (without parser) took 13444.27 ms. Allocated memory was 145.2 MB in the beginning and 439.4 MB in the end (delta: 294.1 MB). Free memory was 102.4 MB in the beginning and 314.9 MB in the end (delta: -212.5 MB). Peak memory consumption was 259.4 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:14,266 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 145.2 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 03:20:14,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.99 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 169.5 MB in the end (delta: -67.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:14,268 INFO L168 Benchmark]: Boogie Preprocessor took 81.71 ms. Allocated memory is still 202.9 MB. Free memory was 169.5 MB in the beginning and 164.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:14,269 INFO L168 Benchmark]: RCFGBuilder took 1630.80 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 164.9 MB in the beginning and 147.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:14,270 INFO L168 Benchmark]: TraceAbstraction took 10968.15 ms. Allocated memory was 236.5 MB in the beginning and 439.4 MB in the end (delta: 202.9 MB). Free memory was 147.9 MB in the beginning and 314.9 MB in the end (delta: -167.0 MB). Peak memory consumption was 213.7 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:14,274 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 145.2 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 758.99 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 169.5 MB in the end (delta: -67.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.71 ms. Allocated memory is still 202.9 MB. Free memory was 169.5 MB in the beginning and 164.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1630.80 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 164.9 MB in the beginning and 147.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10968.15 ms. Allocated memory was 236.5 MB in the beginning and 439.4 MB in the end (delta: 202.9 MB). Free memory was 147.9 MB in the beginning and 314.9 MB in the end (delta: -167.0 MB). Peak memory consumption was 213.7 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(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && 1 <= pumpRunning) && 0 == splverifierCounter) || !(0 == \old(pumpRunning))) || (((0 == splverifierCounter && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive)) || (((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 190 locations, 1 error locations. Result: SAFE, OverallTime: 10.8s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.3s, HoareTripleCheckerStatistics: 1315 SDtfs, 713 SDslu, 2520 SDs, 0 SdLazy, 1179 SolverSat, 131 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 890 GetRequests, 801 SyntacticMatches, 2 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=983occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 187 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1951 PreInvPairs, 2025 NumberOfFragments, 1669 HoareAnnotationTreeSize, 1951 FomulaSimplifications, 2252 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 64 FomulaSimplificationsInter, 4422 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1109 NumberOfCodeBlocks, 1109 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1482 ConstructedInterpolants, 0 QuantifiedInterpolants, 261029 SizeOfPredicates, 11 NumberOfNonLiveVariables, 2686 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 357/387 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...