java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:11,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:11,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:11,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:11,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:11,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:11,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:11,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:11,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:11,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:11,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:11,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:11,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:11,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:11,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:11,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:11,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:11,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:11,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:11,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:11,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:11,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:11,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:11,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:11,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:11,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:11,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:11,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:11,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:11,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:11,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:11,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:11,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:11,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:11,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:11,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:11,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:11,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:11,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:11,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:11,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:11,569 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:21:11,582 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:11,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:11,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:11,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:11,584 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:11,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:11,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:11,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:11,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:11,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:11,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:11,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:11,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:11,586 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:11,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:11,587 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:11,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:11,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:11,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:11,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:11,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:11,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:11,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:11,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:11,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:11,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:11,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:11,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:11,589 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:21:11,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:11,889 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:11,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:11,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:11,895 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:11,895 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-10-13 21:21:11,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6ba77ce5/c0d18b8ac63a42bab5dd2d9f1fe0fbd3/FLAGd9af56036 [2019-10-13 21:21:12,478 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:12,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-10-13 21:21:12,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6ba77ce5/c0d18b8ac63a42bab5dd2d9f1fe0fbd3/FLAGd9af56036 [2019-10-13 21:21:12,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6ba77ce5/c0d18b8ac63a42bab5dd2d9f1fe0fbd3 [2019-10-13 21:21:12,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:12,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:12,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:12,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:12,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:12,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:12" (1/1) ... [2019-10-13 21:21:12,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54d82201 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:12, skipping insertion in model container [2019-10-13 21:21:12,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:12" (1/1) ... [2019-10-13 21:21:12,801 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:12,870 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:13,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:13,305 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:13,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:13,425 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:13,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13 WrapperNode [2019-10-13 21:21:13,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:13,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:13,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:13,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:13,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13" (1/1) ... [2019-10-13 21:21:13,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13" (1/1) ... [2019-10-13 21:21:13,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13" (1/1) ... [2019-10-13 21:21:13,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13" (1/1) ... [2019-10-13 21:21:13,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13" (1/1) ... [2019-10-13 21:21:13,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13" (1/1) ... [2019-10-13 21:21:13,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13" (1/1) ... [2019-10-13 21:21:13,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:13,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:13,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:13,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:13,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-13 21:21:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:21:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-13 21:21:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-13 21:21:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-13 21:21:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-13 21:21:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:21:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-13 21:21:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:21:14,706 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:21:14,706 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:21:14,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:14 BoogieIcfgContainer [2019-10-13 21:21:14,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:21:14,710 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:21:14,710 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:21:14,713 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:21:14,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:12" (1/3) ... [2019-10-13 21:21:14,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dbe4a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:14, skipping insertion in model container [2019-10-13 21:21:14,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13" (2/3) ... [2019-10-13 21:21:14,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dbe4a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:14, skipping insertion in model container [2019-10-13 21:21:14,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:14" (3/3) ... [2019-10-13 21:21:14,717 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product33.cil.c [2019-10-13 21:21:14,728 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:21:14,738 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:21:14,750 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:21:14,787 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:21:14,788 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:21:14,788 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:21:14,788 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:21:14,789 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:21:14,789 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:21:14,789 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:21:14,790 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:21:14,814 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2019-10-13 21:21:14,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:21:14,824 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:14,825 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:14,827 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:14,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:14,833 INFO L82 PathProgramCache]: Analyzing trace with hash 1697845513, now seen corresponding path program 1 times [2019-10-13 21:21:14,843 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:14,844 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385411514] [2019-10-13 21:21:14,844 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:14,844 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:14,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:15,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:15,215 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385411514] [2019-10-13 21:21:15,217 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:15,218 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:21:15,218 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706423143] [2019-10-13 21:21:15,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:21:15,227 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:15,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:21:15,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:15,246 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2019-10-13 21:21:15,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:15,301 INFO L93 Difference]: Finished difference Result 222 states and 277 transitions. [2019-10-13 21:21:15,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:21:15,305 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-10-13 21:21:15,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:15,329 INFO L225 Difference]: With dead ends: 222 [2019-10-13 21:21:15,329 INFO L226 Difference]: Without dead ends: 111 [2019-10-13 21:21:15,337 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:15,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-10-13 21:21:15,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-10-13 21:21:15,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-10-13 21:21:15,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 130 transitions. [2019-10-13 21:21:15,427 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 130 transitions. Word has length 52 [2019-10-13 21:21:15,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:15,427 INFO L462 AbstractCegarLoop]: Abstraction has 111 states and 130 transitions. [2019-10-13 21:21:15,427 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:21:15,428 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 130 transitions. [2019-10-13 21:21:15,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-13 21:21:15,432 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:15,432 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] [2019-10-13 21:21:15,432 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:15,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:15,433 INFO L82 PathProgramCache]: Analyzing trace with hash 1118186443, now seen corresponding path program 1 times [2019-10-13 21:21:15,433 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:15,433 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47990350] [2019-10-13 21:21:15,434 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:15,434 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:15,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:15,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:15,568 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47990350] [2019-10-13 21:21:15,568 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:15,568 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:15,568 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229857553] [2019-10-13 21:21:15,572 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:15,572 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:15,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:15,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:15,573 INFO L87 Difference]: Start difference. First operand 111 states and 130 transitions. Second operand 3 states. [2019-10-13 21:21:15,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:15,607 INFO L93 Difference]: Finished difference Result 171 states and 199 transitions. [2019-10-13 21:21:15,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:15,608 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-13 21:21:15,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:15,613 INFO L225 Difference]: With dead ends: 171 [2019-10-13 21:21:15,613 INFO L226 Difference]: Without dead ends: 102 [2019-10-13 21:21:15,615 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:15,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-13 21:21:15,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-10-13 21:21:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-13 21:21:15,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2019-10-13 21:21:15,638 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 53 [2019-10-13 21:21:15,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:15,638 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2019-10-13 21:21:15,638 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:15,638 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2019-10-13 21:21:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:21:15,640 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:15,641 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:15,641 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:15,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:15,641 INFO L82 PathProgramCache]: Analyzing trace with hash 1001368997, now seen corresponding path program 1 times [2019-10-13 21:21:15,642 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:15,642 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662600214] [2019-10-13 21:21:15,642 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:15,642 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:15,642 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:15,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:15,780 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662600214] [2019-10-13 21:21:15,781 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:15,781 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:15,781 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975557702] [2019-10-13 21:21:15,782 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:15,782 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:15,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:15,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:15,783 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2019-10-13 21:21:15,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:15,814 INFO L93 Difference]: Finished difference Result 180 states and 213 transitions. [2019-10-13 21:21:15,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:15,814 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2019-10-13 21:21:15,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:15,816 INFO L225 Difference]: With dead ends: 180 [2019-10-13 21:21:15,816 INFO L226 Difference]: Without dead ends: 102 [2019-10-13 21:21:15,817 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:15,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2019-10-13 21:21:15,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2019-10-13 21:21:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-13 21:21:15,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 117 transitions. [2019-10-13 21:21:15,828 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 117 transitions. Word has length 57 [2019-10-13 21:21:15,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:15,828 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 117 transitions. [2019-10-13 21:21:15,829 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:15,829 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 117 transitions. [2019-10-13 21:21:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-13 21:21:15,831 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:15,831 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] [2019-10-13 21:21:15,831 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:15,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:15,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1834066652, now seen corresponding path program 1 times [2019-10-13 21:21:15,832 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:15,832 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174294782] [2019-10-13 21:21:15,832 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:15,833 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:15,833 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:15,972 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174294782] [2019-10-13 21:21:15,972 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:15,972 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:21:15,972 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889686515] [2019-10-13 21:21:15,973 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:21:15,973 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:15,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:21:15,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:21:15,974 INFO L87 Difference]: Start difference. First operand 102 states and 117 transitions. Second operand 5 states. [2019-10-13 21:21:16,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:16,525 INFO L93 Difference]: Finished difference Result 275 states and 331 transitions. [2019-10-13 21:21:16,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:21:16,525 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2019-10-13 21:21:16,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:16,528 INFO L225 Difference]: With dead ends: 275 [2019-10-13 21:21:16,528 INFO L226 Difference]: Without dead ends: 197 [2019-10-13 21:21:16,529 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:21:16,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2019-10-13 21:21:16,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 179. [2019-10-13 21:21:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2019-10-13 21:21:16,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 206 transitions. [2019-10-13 21:21:16,567 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 206 transitions. Word has length 65 [2019-10-13 21:21:16,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:16,567 INFO L462 AbstractCegarLoop]: Abstraction has 179 states and 206 transitions. [2019-10-13 21:21:16,568 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:21:16,568 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 206 transitions. [2019-10-13 21:21:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-10-13 21:21:16,573 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:16,574 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:16,574 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:16,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:16,574 INFO L82 PathProgramCache]: Analyzing trace with hash 476831218, now seen corresponding path program 1 times [2019-10-13 21:21:16,574 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:16,575 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536619922] [2019-10-13 21:21:16,575 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,575 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:16,699 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536619922] [2019-10-13 21:21:16,699 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:16,699 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:21:16,700 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567371976] [2019-10-13 21:21:16,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:21:16,701 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:16,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:21:16,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:21:16,701 INFO L87 Difference]: Start difference. First operand 179 states and 206 transitions. Second operand 6 states. [2019-10-13 21:21:16,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:16,906 INFO L93 Difference]: Finished difference Result 439 states and 534 transitions. [2019-10-13 21:21:16,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:21:16,910 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 79 [2019-10-13 21:21:16,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:16,920 INFO L225 Difference]: With dead ends: 439 [2019-10-13 21:21:16,920 INFO L226 Difference]: Without dead ends: 284 [2019-10-13 21:21:16,921 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:16,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2019-10-13 21:21:16,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 280. [2019-10-13 21:21:16,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2019-10-13 21:21:16,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 328 transitions. [2019-10-13 21:21:16,954 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 328 transitions. Word has length 79 [2019-10-13 21:21:16,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:16,955 INFO L462 AbstractCegarLoop]: Abstraction has 280 states and 328 transitions. [2019-10-13 21:21:16,955 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:21:16,955 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 328 transitions. [2019-10-13 21:21:16,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-13 21:21:16,958 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:16,958 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:16,959 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:16,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:16,959 INFO L82 PathProgramCache]: Analyzing trace with hash 786989304, now seen corresponding path program 1 times [2019-10-13 21:21:16,959 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:16,960 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823692586] [2019-10-13 21:21:16,960 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,960 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:17,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:17,154 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823692586] [2019-10-13 21:21:17,155 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:17,156 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:21:17,156 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660382339] [2019-10-13 21:21:17,157 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:21:17,157 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:17,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:21:17,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:21:17,158 INFO L87 Difference]: Start difference. First operand 280 states and 328 transitions. Second operand 6 states. [2019-10-13 21:21:17,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:17,410 INFO L93 Difference]: Finished difference Result 585 states and 712 transitions. [2019-10-13 21:21:17,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:21:17,413 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2019-10-13 21:21:17,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:17,421 INFO L225 Difference]: With dead ends: 585 [2019-10-13 21:21:17,421 INFO L226 Difference]: Without dead ends: 430 [2019-10-13 21:21:17,422 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:17,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2019-10-13 21:21:17,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 412. [2019-10-13 21:21:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2019-10-13 21:21:17,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 493 transitions. [2019-10-13 21:21:17,460 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 493 transitions. Word has length 83 [2019-10-13 21:21:17,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:17,461 INFO L462 AbstractCegarLoop]: Abstraction has 412 states and 493 transitions. [2019-10-13 21:21:17,461 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:21:17,461 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 493 transitions. [2019-10-13 21:21:17,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-13 21:21:17,464 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:17,464 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:17,465 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:17,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:17,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1116755065, now seen corresponding path program 1 times [2019-10-13 21:21:17,465 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:17,465 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969584376] [2019-10-13 21:21:17,466 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:17,466 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:17,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:17,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:17,533 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969584376] [2019-10-13 21:21:17,533 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:17,533 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:21:17,534 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035516579] [2019-10-13 21:21:17,534 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:21:17,534 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:17,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:21:17,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:21:17,535 INFO L87 Difference]: Start difference. First operand 412 states and 493 transitions. Second operand 5 states. [2019-10-13 21:21:17,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:17,583 INFO L93 Difference]: Finished difference Result 709 states and 866 transitions. [2019-10-13 21:21:17,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 21:21:17,589 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 83 [2019-10-13 21:21:17,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:17,593 INFO L225 Difference]: With dead ends: 709 [2019-10-13 21:21:17,594 INFO L226 Difference]: Without dead ends: 422 [2019-10-13 21:21:17,595 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:21:17,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2019-10-13 21:21:17,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 416. [2019-10-13 21:21:17,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2019-10-13 21:21:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 496 transitions. [2019-10-13 21:21:17,637 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 496 transitions. Word has length 83 [2019-10-13 21:21:17,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:17,638 INFO L462 AbstractCegarLoop]: Abstraction has 416 states and 496 transitions. [2019-10-13 21:21:17,638 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:21:17,638 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 496 transitions. [2019-10-13 21:21:17,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-13 21:21:17,641 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:17,642 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:17,642 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:17,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:17,642 INFO L82 PathProgramCache]: Analyzing trace with hash 1044368507, now seen corresponding path program 1 times [2019-10-13 21:21:17,643 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:17,644 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669021620] [2019-10-13 21:21:17,645 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:17,645 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:17,645 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:17,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:17,761 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669021620] [2019-10-13 21:21:17,762 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:17,762 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-13 21:21:17,762 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078465564] [2019-10-13 21:21:17,764 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 21:21:17,764 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:17,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 21:21:17,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:17,766 INFO L87 Difference]: Start difference. First operand 416 states and 496 transitions. Second operand 9 states. [2019-10-13 21:21:17,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:17,837 INFO L93 Difference]: Finished difference Result 789 states and 960 transitions. [2019-10-13 21:21:17,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 21:21:17,838 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2019-10-13 21:21:17,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:17,842 INFO L225 Difference]: With dead ends: 789 [2019-10-13 21:21:17,842 INFO L226 Difference]: Without dead ends: 397 [2019-10-13 21:21:17,844 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:17,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2019-10-13 21:21:17,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 391. [2019-10-13 21:21:17,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2019-10-13 21:21:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 464 transitions. [2019-10-13 21:21:17,878 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 464 transitions. Word has length 83 [2019-10-13 21:21:17,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:17,879 INFO L462 AbstractCegarLoop]: Abstraction has 391 states and 464 transitions. [2019-10-13 21:21:17,879 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 21:21:17,879 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 464 transitions. [2019-10-13 21:21:17,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-10-13 21:21:17,881 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:17,882 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:17,882 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:17,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:17,882 INFO L82 PathProgramCache]: Analyzing trace with hash 1113116411, now seen corresponding path program 1 times [2019-10-13 21:21:17,883 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:17,883 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493824216] [2019-10-13 21:21:17,883 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:17,883 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:17,883 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:18,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:18,037 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493824216] [2019-10-13 21:21:18,038 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:18,038 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:21:18,039 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971512987] [2019-10-13 21:21:18,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:21:18,040 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:18,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:21:18,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:18,041 INFO L87 Difference]: Start difference. First operand 391 states and 464 transitions. Second operand 10 states. [2019-10-13 21:21:18,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:18,275 INFO L93 Difference]: Finished difference Result 759 states and 906 transitions. [2019-10-13 21:21:18,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 21:21:18,275 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 84 [2019-10-13 21:21:18,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:18,276 INFO L225 Difference]: With dead ends: 759 [2019-10-13 21:21:18,276 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:21:18,278 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-10-13 21:21:18,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:21:18,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:21:18,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:21:18,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:21:18,279 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 84 [2019-10-13 21:21:18,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:18,280 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:21:18,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:21:18,280 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:21:18,280 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:21:18,285 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:21:18,938 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2019-10-13 21:21:19,105 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-10-13 21:21:19,969 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2019-10-13 21:21:20,113 INFO L443 ceAbstractionStarter]: For program point L321(line 321) no Hoare annotation was computed. [2019-10-13 21:21:20,114 INFO L443 ceAbstractionStarter]: For program point L320-2(lines 320 341) no Hoare annotation was computed. [2019-10-13 21:21:20,114 INFO L443 ceAbstractionStarter]: For program point L342(lines 319 343) no Hoare annotation was computed. [2019-10-13 21:21:20,114 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 295 350) no Hoare annotation was computed. [2019-10-13 21:21:20,114 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 295 350) no Hoare annotation was computed. [2019-10-13 21:21:20,114 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 330) no Hoare annotation was computed. [2019-10-13 21:21:20,114 INFO L443 ceAbstractionStarter]: For program point L326-1(lines 326 330) no Hoare annotation was computed. [2019-10-13 21:21:20,114 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 295 350) no Hoare annotation was computed. [2019-10-13 21:21:20,114 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 387) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point L383-1(lines 383 387) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point L377-2(lines 377 402) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 351 410) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point L403(lines 376 404) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 351 410) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point L396-1(line 396) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 351 410) no Hoare annotation was computed. [2019-10-13 21:21:20,115 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 891 897) the Hoare annotation is: true [2019-10-13 21:21:20,115 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 891 897) no Hoare annotation was computed. [2019-10-13 21:21:20,116 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 898 906) no Hoare annotation was computed. [2019-10-13 21:21:20,116 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 898 906) the Hoare annotation is: true [2019-10-13 21:21:20,116 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 898 906) no Hoare annotation was computed. [2019-10-13 21:21:20,116 INFO L439 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,116 INFO L439 ceAbstractionStarter]: At program point L225-1(line 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,116 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 219 241) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,116 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 219 241) no Hoare annotation was computed. [2019-10-13 21:21:20,117 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 219 241) no Hoare annotation was computed. [2019-10-13 21:21:20,117 INFO L439 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,117 INFO L439 ceAbstractionStarter]: At program point L231-1(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,117 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2019-10-13 21:21:20,117 INFO L443 ceAbstractionStarter]: For program point L229-1(lines 229 236) no Hoare annotation was computed. [2019-10-13 21:21:20,117 INFO L443 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2019-10-13 21:21:20,118 INFO L439 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,118 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-13 21:21:20,118 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 174 197) no Hoare annotation was computed. [2019-10-13 21:21:20,118 INFO L443 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2019-10-13 21:21:20,118 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-13 21:21:20,118 INFO L443 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-10-13 21:21:20,118 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 174 197) no Hoare annotation was computed. [2019-10-13 21:21:20,118 INFO L443 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2019-10-13 21:21:20,119 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 174 197) no Hoare annotation was computed. [2019-10-13 21:21:20,119 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-10-13 21:21:20,119 INFO L443 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-10-13 21:21:20,119 INFO L443 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2019-10-13 21:21:20,119 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-13 21:21:20,119 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-10-13 21:21:20,119 INFO L443 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-10-13 21:21:20,119 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-13 21:21:20,120 INFO L443 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-10-13 21:21:20,120 INFO L443 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2019-10-13 21:21:20,120 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 774 782) no Hoare annotation was computed. [2019-10-13 21:21:20,120 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 774 782) the Hoare annotation is: true [2019-10-13 21:21:20,120 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 774 782) no Hoare annotation was computed. [2019-10-13 21:21:20,120 INFO L443 ceAbstractionStarter]: For program point L802-2(lines 802 810) no Hoare annotation was computed. [2019-10-13 21:21:20,120 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 798) no Hoare annotation was computed. [2019-10-13 21:21:20,120 INFO L443 ceAbstractionStarter]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2019-10-13 21:21:20,121 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 783 818) no Hoare annotation was computed. [2019-10-13 21:21:20,121 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-13 21:21:20,121 INFO L443 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2019-10-13 21:21:20,121 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 783 818) no Hoare annotation was computed. [2019-10-13 21:21:20,121 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 783 818) no Hoare annotation was computed. [2019-10-13 21:21:20,121 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 810) no Hoare annotation was computed. [2019-10-13 21:21:20,121 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 884 890) no Hoare annotation was computed. [2019-10-13 21:21:20,121 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 884 890) the Hoare annotation is: true [2019-10-13 21:21:20,122 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 249 294) no Hoare annotation was computed. [2019-10-13 21:21:20,122 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 249 294) no Hoare annotation was computed. [2019-10-13 21:21:20,122 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 249 294) no Hoare annotation was computed. [2019-10-13 21:21:20,122 INFO L443 ceAbstractionStarter]: For program point L576(lines 576 596) no Hoare annotation was computed. [2019-10-13 21:21:20,122 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 576 596) no Hoare annotation was computed. [2019-10-13 21:21:20,122 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 562 607) no Hoare annotation was computed. [2019-10-13 21:21:20,122 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 562 607) no Hoare annotation was computed. [2019-10-13 21:21:20,122 INFO L443 ceAbstractionStarter]: For program point L582(lines 582 589) no Hoare annotation was computed. [2019-10-13 21:21:20,122 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 562 607) no Hoare annotation was computed. [2019-10-13 21:21:20,123 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 206 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,123 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 206 215) no Hoare annotation was computed. [2019-10-13 21:21:20,123 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 206 215) no Hoare annotation was computed. [2019-10-13 21:21:20,123 INFO L443 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2019-10-13 21:21:20,123 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 763 773) no Hoare annotation was computed. [2019-10-13 21:21:20,123 INFO L443 ceAbstractionStarter]: For program point L768-1(line 768) no Hoare annotation was computed. [2019-10-13 21:21:20,123 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 763 773) no Hoare annotation was computed. [2019-10-13 21:21:20,124 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 763 773) no Hoare annotation was computed. [2019-10-13 21:21:20,124 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 755 762) no Hoare annotation was computed. [2019-10-13 21:21:20,124 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 755 762) no Hoare annotation was computed. [2019-10-13 21:21:20,124 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 755 762) no Hoare annotation was computed. [2019-10-13 21:21:20,124 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2019-10-13 21:21:20,124 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2019-10-13 21:21:20,124 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2019-10-13 21:21:20,124 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2019-10-13 21:21:20,125 INFO L439 ceAbstractionStarter]: At program point L736(line 736) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) (= ~pumpRunning~0 0)) .cse0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-13 21:21:20,125 INFO L439 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~systemActive~0)))) (and (let ((.cse0 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) .cse0) (and (= 1 processEnvironment_~tmp~5) .cse0) .cse1)) (or (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2019-10-13 21:21:20,125 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 738) no Hoare annotation was computed. [2019-10-13 21:21:20,125 INFO L439 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0))) [2019-10-13 21:21:20,125 INFO L443 ceAbstractionStarter]: For program point L728-1(line 728) no Hoare annotation was computed. [2019-10-13 21:21:20,125 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 722 746) no Hoare annotation was computed. [2019-10-13 21:21:20,126 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 743) no Hoare annotation was computed. [2019-10-13 21:21:20,126 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 722 746) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-13 21:21:20,126 INFO L439 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-13 21:21:20,126 INFO L443 ceAbstractionStarter]: For program point L741-1(lines 722 746) no Hoare annotation was computed. [2019-10-13 21:21:20,126 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 714 720) no Hoare annotation was computed. [2019-10-13 21:21:20,126 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 714 720) the Hoare annotation is: true [2019-10-13 21:21:20,126 INFO L439 ceAbstractionStarter]: At program point L640(line 640) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)))) [2019-10-13 21:21:20,127 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 618 681) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,127 INFO L439 ceAbstractionStarter]: At program point L671(lines 628 673) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~waterLevel~0 2)) .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)))) [2019-10-13 21:21:20,127 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 644) no Hoare annotation was computed. [2019-10-13 21:21:20,127 INFO L443 ceAbstractionStarter]: For program point L638-1(lines 638 644) no Hoare annotation was computed. [2019-10-13 21:21:20,127 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 618 681) no Hoare annotation was computed. [2019-10-13 21:21:20,127 INFO L443 ceAbstractionStarter]: For program point L630(lines 630 634) no Hoare annotation was computed. [2019-10-13 21:21:20,127 INFO L439 ceAbstractionStarter]: At program point L674(lines 627 675) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,128 INFO L443 ceAbstractionStarter]: For program point L664(lines 664 668) no Hoare annotation was computed. [2019-10-13 21:21:20,128 INFO L439 ceAbstractionStarter]: At program point L664-2(lines 658 669) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)))) [2019-10-13 21:21:20,128 INFO L443 ceAbstractionStarter]: For program point L629(lines 628 673) no Hoare annotation was computed. [2019-10-13 21:21:20,128 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 669) no Hoare annotation was computed. [2019-10-13 21:21:20,128 INFO L439 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 0)) (and .cse0 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)))) [2019-10-13 21:21:20,128 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 654) no Hoare annotation was computed. [2019-10-13 21:21:20,128 INFO L443 ceAbstractionStarter]: For program point L648-1(lines 648 654) no Hoare annotation was computed. [2019-10-13 21:21:20,128 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 618 681) no Hoare annotation was computed. [2019-10-13 21:21:20,129 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 516 561) no Hoare annotation was computed. [2019-10-13 21:21:20,129 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 543) no Hoare annotation was computed. [2019-10-13 21:21:20,129 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 516 561) no Hoare annotation was computed. [2019-10-13 21:21:20,129 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 550) no Hoare annotation was computed. [2019-10-13 21:21:20,129 INFO L443 ceAbstractionStarter]: For program point L530-1(lines 530 550) no Hoare annotation was computed. [2019-10-13 21:21:20,129 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 516 561) no Hoare annotation was computed. [2019-10-13 21:21:20,129 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-10-13 21:21:20,129 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2019-10-13 21:21:20,130 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-10-13 21:21:20,130 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2019-10-13 21:21:20,130 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2019-10-13 21:21:20,130 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 413 515) no Hoare annotation was computed. [2019-10-13 21:21:20,130 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 458) no Hoare annotation was computed. [2019-10-13 21:21:20,130 INFO L443 ceAbstractionStarter]: For program point L502(lines 502 509) no Hoare annotation was computed. [2019-10-13 21:21:20,130 INFO L443 ceAbstractionStarter]: For program point L463(lines 462 482) no Hoare annotation was computed. [2019-10-13 21:21:20,130 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-13 21:21:20,131 INFO L443 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2019-10-13 21:21:20,131 INFO L443 ceAbstractionStarter]: For program point L459(lines 459 500) no Hoare annotation was computed. [2019-10-13 21:21:20,131 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 413 515) no Hoare annotation was computed. [2019-10-13 21:21:20,131 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-13 21:21:20,131 INFO L443 ceAbstractionStarter]: For program point L478-1(line 478) no Hoare annotation was computed. [2019-10-13 21:21:20,131 INFO L443 ceAbstractionStarter]: For program point L437(lines 437 441) no Hoare annotation was computed. [2019-10-13 21:21:20,131 INFO L443 ceAbstractionStarter]: For program point L501(lines 501 512) no Hoare annotation was computed. [2019-10-13 21:21:20,131 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 413 515) no Hoare annotation was computed. [2019-10-13 21:21:20,131 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 468) no Hoare annotation was computed. [2019-10-13 21:21:20,132 INFO L443 ceAbstractionStarter]: For program point L462-2(lines 462 482) no Hoare annotation was computed. [2019-10-13 21:21:20,132 INFO L443 ceAbstractionStarter]: For program point L483(lines 461 484) no Hoare annotation was computed. [2019-10-13 21:21:20,132 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 874 883) no Hoare annotation was computed. [2019-10-13 21:21:20,132 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 874 883) no Hoare annotation was computed. [2019-10-13 21:21:20,132 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 874 883) no Hoare annotation was computed. [2019-10-13 21:21:20,132 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:20,132 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:21:20,132 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:20,132 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 747 754) no Hoare annotation was computed. [2019-10-13 21:21:20,133 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2019-10-13 21:21:20,133 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 747 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,133 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2019-10-13 21:21:20,133 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2019-10-13 21:21:20,133 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-10-13 21:21:20,133 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 819 837) no Hoare annotation was computed. [2019-10-13 21:21:20,133 INFO L443 ceAbstractionStarter]: For program point L828(lines 828 832) no Hoare annotation was computed. [2019-10-13 21:21:20,133 INFO L446 ceAbstractionStarter]: At program point L826(line 826) the Hoare annotation is: true [2019-10-13 21:21:20,134 INFO L443 ceAbstractionStarter]: For program point L828-2(lines 828 832) no Hoare annotation was computed. [2019-10-13 21:21:20,134 INFO L443 ceAbstractionStarter]: For program point L826-1(line 826) no Hoare annotation was computed. [2019-10-13 21:21:20,134 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 819 837) the Hoare annotation is: true [2019-10-13 21:21:20,134 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 819 837) no Hoare annotation was computed. [2019-10-13 21:21:20,134 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2019-10-13 21:21:20,134 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2019-10-13 21:21:20,134 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-10-13 21:21:20,134 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:20,134 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:21:20,135 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:20,135 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2019-10-13 21:21:20,135 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2019-10-13 21:21:20,135 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-10-13 21:21:20,135 INFO L439 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)) .cse1) (or (= |old(~waterLevel~0)| 2) .cse0 (not (= ~waterLevel~0 2)) .cse1) (or .cse0 (= ~pumpRunning~0 0) .cse1) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2019-10-13 21:21:20,135 INFO L439 ceAbstractionStarter]: At program point L701(lines 701 707) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse0 (and .cse2 (= ~pumpRunning~0 0)) .cse3 .cse1) (or (= |old(~waterLevel~0)| 2) .cse0 .cse2 .cse1) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2019-10-13 21:21:20,136 INFO L439 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or (= ~pumpRunning~0 1) .cse0 .cse1))) [2019-10-13 21:21:20,136 INFO L443 ceAbstractionStarter]: For program point L694(lines 693 712) no Hoare annotation was computed. [2019-10-13 21:21:20,136 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 690 713) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= 1 ~waterLevel~0)) (.cse5 (= |old(~waterLevel~0)| 2)) (.cse6 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse1 .cse3) (or .cse5 .cse0 .cse6 .cse3) (or .cse5 .cse4 .cse6 .cse3) (or .cse0 (= ~pumpRunning~0 0) .cse3) (or (= ~pumpRunning~0 1) .cse4 .cse3))) [2019-10-13 21:21:20,136 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 690 713) no Hoare annotation was computed. [2019-10-13 21:21:20,136 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 690 713) no Hoare annotation was computed. [2019-10-13 21:21:20,136 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2019-10-13 21:21:20,137 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2019-10-13 21:21:20,137 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2019-10-13 21:21:20,137 INFO L446 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2019-10-13 21:21:20,137 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-10-13 21:21:20,137 INFO L446 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2019-10-13 21:21:20,155 INFO L446 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2019-10-13 21:21:20,156 INFO L443 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2019-10-13 21:21:20,156 INFO L446 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2019-10-13 21:21:20,156 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-10-13 21:21:20,156 INFO L439 ceAbstractionStarter]: At program point L862(line 862) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or (= ~waterLevel~0 2) (not (= 0 ~pumpRunning~0)) .cse0) (or (not (= 1 ~pumpRunning~0)) .cse0))) [2019-10-13 21:21:20,156 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 839 871) no Hoare annotation was computed. [2019-10-13 21:21:20,156 INFO L443 ceAbstractionStarter]: For program point L858(lines 858 864) no Hoare annotation was computed. [2019-10-13 21:21:20,157 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 839 871) the Hoare annotation is: true [2019-10-13 21:21:20,157 INFO L439 ceAbstractionStarter]: At program point L856(line 856) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 2)) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1))) [2019-10-13 21:21:20,157 INFO L443 ceAbstractionStarter]: For program point L856-1(line 856) no Hoare annotation was computed. [2019-10-13 21:21:20,157 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 867) no Hoare annotation was computed. [2019-10-13 21:21:20,157 INFO L443 ceAbstractionStarter]: For program point L854-1(lines 839 871) no Hoare annotation was computed. [2019-10-13 21:21:20,157 INFO L446 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: true [2019-10-13 21:21:20,157 INFO L443 ceAbstractionStarter]: For program point L852-1(line 852) no Hoare annotation was computed. [2019-10-13 21:21:20,157 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 868) no Hoare annotation was computed. [2019-10-13 21:21:20,158 INFO L446 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: true [2019-10-13 21:21:20,158 INFO L443 ceAbstractionStarter]: For program point L846-1(line 846) no Hoare annotation was computed. [2019-10-13 21:21:20,158 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (or (not (= 1 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0) (not (<= 1 ~systemActive~0))) [2019-10-13 21:21:20,158 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-10-13 21:21:20,158 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2019-10-13 21:21:20,158 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2019-10-13 21:21:20,158 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2019-10-13 21:21:20,159 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:20,159 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-13 21:21:20,159 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:20,159 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:20,159 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2019-10-13 21:21:20,159 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-10-13 21:21:20,160 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse4 (= 1 ~waterLevel~0)) (.cse0 (= |old(~waterLevel~0)| 2)) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse3) (or .cse6 .cse5 .cse4 .cse3) (or .cse0 .cse6 .cse2 .cse3))) [2019-10-13 21:21:20,160 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 609 616) no Hoare annotation was computed. [2019-10-13 21:21:20,160 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 609 616) the Hoare annotation is: true [2019-10-13 21:21:20,160 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 609 616) no Hoare annotation was computed. [2019-10-13 21:21:20,160 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2019-10-13 21:21:20,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:21:20 BoogieIcfgContainer [2019-10-13 21:21:20,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:21:20,189 INFO L168 Benchmark]: Toolchain (without parser) took 7397.85 ms. Allocated memory was 144.7 MB in the beginning and 323.0 MB in the end (delta: 178.3 MB). Free memory was 100.9 MB in the beginning and 288.8 MB in the end (delta: -187.8 MB). Peak memory consumption was 160.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:20,190 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 21:21:20,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.57 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 169.0 MB in the end (delta: -68.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:20,194 INFO L168 Benchmark]: Boogie Preprocessor took 118.59 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 164.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:20,195 INFO L168 Benchmark]: RCFGBuilder took 1163.04 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 164.9 MB in the beginning and 198.4 MB in the end (delta: -33.5 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:20,196 INFO L168 Benchmark]: TraceAbstraction took 5471.66 ms. Allocated memory was 234.4 MB in the beginning and 323.0 MB in the end (delta: 88.6 MB). Free memory was 198.4 MB in the beginning and 288.8 MB in the end (delta: -90.4 MB). Peak memory consumption was 168.3 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:20,204 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.57 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 169.0 MB in the end (delta: -68.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.59 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 164.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1163.04 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 164.9 MB in the beginning and 198.4 MB in the end (delta: -33.5 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5471.66 ms. Allocated memory was 234.4 MB in the beginning and 323.0 MB in the end (delta: 88.6 MB). Free memory was 198.4 MB in the beginning and 288.8 MB in the end (delta: -90.4 MB). Peak memory consumption was 168.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 613]: 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: 628]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || ((!(waterLevel == 2) && 0 == splverifierCounter) && pumpRunning == 0)) || (0 == splverifierCounter && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || !(1 <= systemActive) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(1 <= systemActive) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 218 locations, 1 error locations. Result: SAFE, OverallTime: 5.3s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, HoareTripleCheckerStatistics: 1162 SDtfs, 514 SDslu, 3328 SDs, 0 SdLazy, 514 SolverSat, 114 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 75 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 52 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 758 PreInvPairs, 808 NumberOfFragments, 849 HoareAnnotationTreeSize, 758 FomulaSimplifications, 525 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 51 FomulaSimplificationsInter, 3003 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 639 NumberOfCodeBlocks, 639 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 630 ConstructedInterpolants, 0 QuantifiedInterpolants, 70505 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...