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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:38:48,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:38:48,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:38:48,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:38:48,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:38:48,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:38:48,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:38:48,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:38:48,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:38:48,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:38:48,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:38:48,654 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:38:48,655 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:38:48,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:38:48,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:38:48,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:38:48,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:38:48,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:38:48,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:38:48,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:38:48,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:38:48,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:38:48,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:38:48,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:38:48,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:38:48,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:38:48,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:38:48,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:38:48,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:38:48,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:38:48,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:38:48,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:38:48,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:38:48,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:38:48,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:38:48,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:38:48,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:38:48,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:38:48,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:38:48,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:38:48,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:38:48,691 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 19:38:48,704 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:38:48,704 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:38:48,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:38:48,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:38:48,706 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:38:48,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:38:48,706 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:38:48,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:38:48,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:38:48,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:38:48,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:38:48,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:38:48,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:38:48,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:38:48,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:38:48,708 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:38:48,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:38:48,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:38:48,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:38:48,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:38:48,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:38:48,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:38:48,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:38:48,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:38:48,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:38:48,710 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:38:48,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:38:48,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:38:48,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:38:48,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:38:49,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:38:49,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:38:49,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:38:49,024 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:38:49,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-13 19:38:49,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef105ede7/ad4b3f44ab8c410a8fed7a406354163a/FLAG53ae05c94 [2019-10-13 19:38:49,620 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:38:49,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-13 19:38:49,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef105ede7/ad4b3f44ab8c410a8fed7a406354163a/FLAG53ae05c94 [2019-10-13 19:38:49,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef105ede7/ad4b3f44ab8c410a8fed7a406354163a [2019-10-13 19:38:49,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:38:49,929 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:38:49,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:38:49,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:38:49,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:38:49,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:38:49" (1/1) ... [2019-10-13 19:38:49,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@405f9137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:49, skipping insertion in model container [2019-10-13 19:38:49,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:38:49" (1/1) ... [2019-10-13 19:38:49,946 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:38:49,986 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:38:50,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:38:50,380 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:38:50,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:38:50,513 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:38:50,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50 WrapperNode [2019-10-13 19:38:50,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:38:50,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:38:50,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:38:50,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:38:50,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50" (1/1) ... [2019-10-13 19:38:50,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50" (1/1) ... [2019-10-13 19:38:50,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50" (1/1) ... [2019-10-13 19:38:50,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50" (1/1) ... [2019-10-13 19:38:50,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50" (1/1) ... [2019-10-13 19:38:50,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50" (1/1) ... [2019-10-13 19:38:50,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50" (1/1) ... [2019-10-13 19:38:50,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:38:50,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:38:50,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:38:50,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:38:50,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50" (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 19:38:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:38:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:38:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:38:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:38:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:38:50,658 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:38:50,659 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:38:50,659 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 19:38:50,659 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 19:38:50,659 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 19:38:50,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 19:38:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 19:38:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 19:38:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:38:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:38:50,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:38:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:38:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:38:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:38:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:38:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 19:38:50,661 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 19:38:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 19:38:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 19:38:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 19:38:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 19:38:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 19:38:50,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 19:38:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 19:38:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 19:38:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:38:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 19:38:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 19:38:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:38:50,663 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 19:38:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:38:50,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:38:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:38:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:38:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:38:50,664 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:38:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:38:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:38:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:38:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 19:38:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 19:38:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 19:38:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 19:38:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 19:38:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 19:38:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:38:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:38:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:38:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:38:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:38:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:38:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:38:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:38:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:38:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:38:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:38:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:38:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:38:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:38:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:38:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:38:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:38:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 19:38:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 19:38:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 19:38:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:38:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 19:38:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 19:38:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 19:38:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 19:38:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:38:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 19:38:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 19:38:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 19:38:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 19:38:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:38:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 19:38:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:38:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 19:38:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:38:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:38:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:38:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:38:51,636 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:38:51,637 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 19:38:51,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:38:51 BoogieIcfgContainer [2019-10-13 19:38:51,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:38:51,640 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:38:51,640 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:38:51,643 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:38:51,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:38:49" (1/3) ... [2019-10-13 19:38:51,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53e4ac05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:38:51, skipping insertion in model container [2019-10-13 19:38:51,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:50" (2/3) ... [2019-10-13 19:38:51,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53e4ac05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:38:51, skipping insertion in model container [2019-10-13 19:38:51,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:38:51" (3/3) ... [2019-10-13 19:38:51,647 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14.cil.c [2019-10-13 19:38:51,658 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:38:51,667 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:38:51,679 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:38:51,713 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:38:51,714 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:38:51,714 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:38:51,714 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:38:51,717 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:38:51,717 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:38:51,718 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:38:51,718 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:38:51,746 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2019-10-13 19:38:51,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 19:38:51,757 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:38:51,758 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:38:51,762 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:38:51,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:38:51,767 INFO L82 PathProgramCache]: Analyzing trace with hash 435193552, now seen corresponding path program 1 times [2019-10-13 19:38:51,774 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:38:51,775 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886456710] [2019-10-13 19:38:51,775 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:51,775 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:51,776 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:38:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,537 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:38:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,619 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 19:38:52,620 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886456710] [2019-10-13 19:38:52,621 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:38:52,621 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 19:38:52,622 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988489851] [2019-10-13 19:38:52,629 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 19:38:52,630 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:38:52,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 19:38:52,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 19:38:52,651 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 3 states. [2019-10-13 19:38:53,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:38:53,740 INFO L93 Difference]: Finished difference Result 252 states and 331 transitions. [2019-10-13 19:38:53,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 19:38:53,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-13 19:38:53,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:38:53,756 INFO L225 Difference]: With dead ends: 252 [2019-10-13 19:38:53,756 INFO L226 Difference]: Without dead ends: 137 [2019-10-13 19:38:53,760 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 19:38:53,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-10-13 19:38:53,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 106. [2019-10-13 19:38:53,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-10-13 19:38:53,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2019-10-13 19:38:53,837 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 46 [2019-10-13 19:38:53,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:38:53,838 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2019-10-13 19:38:53,838 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 19:38:53,838 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2019-10-13 19:38:53,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 19:38:53,842 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:38:53,842 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:38:53,842 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:38:53,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:38:53,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1385919944, now seen corresponding path program 1 times [2019-10-13 19:38:53,843 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:38:53,843 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205399602] [2019-10-13 19:38:53,844 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:53,844 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:53,844 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:38:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:54,181 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:38:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:54,216 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 19:38:54,216 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205399602] [2019-10-13 19:38:54,216 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:38:54,216 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 19:38:54,217 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310049414] [2019-10-13 19:38:54,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 19:38:54,219 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:38:54,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 19:38:54,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 19:38:54,220 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 4 states. [2019-10-13 19:38:54,683 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:38:55,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:38:55,356 INFO L93 Difference]: Finished difference Result 181 states and 218 transitions. [2019-10-13 19:38:55,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 19:38:55,357 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-10-13 19:38:55,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:38:55,360 INFO L225 Difference]: With dead ends: 181 [2019-10-13 19:38:55,360 INFO L226 Difference]: Without dead ends: 121 [2019-10-13 19:38:55,362 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-13 19:38:55,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-10-13 19:38:55,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 97. [2019-10-13 19:38:55,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-10-13 19:38:55,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2019-10-13 19:38:55,393 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 47 [2019-10-13 19:38:55,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:38:55,393 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2019-10-13 19:38:55,393 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 19:38:55,393 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2019-10-13 19:38:55,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 19:38:55,396 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:38:55,396 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 19:38:55,396 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:38:55,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:38:55,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1134529237, now seen corresponding path program 1 times [2019-10-13 19:38:55,397 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:38:55,397 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682094836] [2019-10-13 19:38:55,397 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:55,398 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:55,398 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:38:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,730 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:38:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,848 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 19:38:55,849 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682094836] [2019-10-13 19:38:55,849 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:38:55,849 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 19:38:55,849 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472348968] [2019-10-13 19:38:55,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 19:38:55,850 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:38:55,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 19:38:55,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-13 19:38:55,851 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand 8 states. [2019-10-13 19:38:56,296 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:38:56,642 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:38:56,969 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:38:57,255 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:38:58,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:38:58,385 INFO L93 Difference]: Finished difference Result 194 states and 236 transitions. [2019-10-13 19:38:58,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 19:38:58,386 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2019-10-13 19:38:58,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:38:58,388 INFO L225 Difference]: With dead ends: 194 [2019-10-13 19:38:58,388 INFO L226 Difference]: Without dead ends: 121 [2019-10-13 19:38:58,389 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:38:58,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-10-13 19:38:58,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 97. [2019-10-13 19:38:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-10-13 19:38:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 109 transitions. [2019-10-13 19:38:58,414 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 109 transitions. Word has length 52 [2019-10-13 19:38:58,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:38:58,414 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 109 transitions. [2019-10-13 19:38:58,414 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 19:38:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2019-10-13 19:38:58,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-13 19:38:58,418 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:38:58,418 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] [2019-10-13 19:38:58,418 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:38:58,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:38:58,418 INFO L82 PathProgramCache]: Analyzing trace with hash -109318848, now seen corresponding path program 1 times [2019-10-13 19:38:58,419 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:38:58,419 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227990583] [2019-10-13 19:38:58,422 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:58,422 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:58,422 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:38:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,769 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:38:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:58,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:38:58,920 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227990583] [2019-10-13 19:38:58,921 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:38:58,921 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-13 19:38:58,921 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657330498] [2019-10-13 19:38:58,921 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 19:38:58,922 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:38:58,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 19:38:58,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-10-13 19:38:58,922 INFO L87 Difference]: Start difference. First operand 97 states and 109 transitions. Second operand 12 states. [2019-10-13 19:38:59,462 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:38:59,819 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:00,110 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:00,388 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:01,018 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:39:01,855 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:02,227 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:02,533 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:02,820 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:03,142 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-13 19:39:03,502 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:03,789 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:04,042 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:04,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:04,967 INFO L93 Difference]: Finished difference Result 372 states and 494 transitions. [2019-10-13 19:39:04,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-13 19:39:04,968 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 60 [2019-10-13 19:39:04,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:04,973 INFO L225 Difference]: With dead ends: 372 [2019-10-13 19:39:04,973 INFO L226 Difference]: Without dead ends: 299 [2019-10-13 19:39:04,975 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2019-10-13 19:39:04,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2019-10-13 19:39:05,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 230. [2019-10-13 19:39:05,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2019-10-13 19:39:05,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 268 transitions. [2019-10-13 19:39:05,036 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 268 transitions. Word has length 60 [2019-10-13 19:39:05,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:05,037 INFO L462 AbstractCegarLoop]: Abstraction has 230 states and 268 transitions. [2019-10-13 19:39:05,037 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 19:39:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 268 transitions. [2019-10-13 19:39:05,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-13 19:39:05,039 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:05,039 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] [2019-10-13 19:39:05,040 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:05,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:05,040 INFO L82 PathProgramCache]: Analyzing trace with hash 590187014, now seen corresponding path program 1 times [2019-10-13 19:39:05,040 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:05,041 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457937737] [2019-10-13 19:39:05,041 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:05,041 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:05,041 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,336 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:05,413 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 19:39:05,414 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457937737] [2019-10-13 19:39:05,414 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:05,414 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 19:39:05,414 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092239941] [2019-10-13 19:39:05,415 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 19:39:05,415 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:05,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 19:39:05,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-13 19:39:05,416 INFO L87 Difference]: Start difference. First operand 230 states and 268 transitions. Second operand 6 states. [2019-10-13 19:39:05,806 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:06,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:06,382 INFO L93 Difference]: Finished difference Result 382 states and 463 transitions. [2019-10-13 19:39:06,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 19:39:06,382 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-10-13 19:39:06,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:06,385 INFO L225 Difference]: With dead ends: 382 [2019-10-13 19:39:06,385 INFO L226 Difference]: Without dead ends: 176 [2019-10-13 19:39:06,386 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2019-10-13 19:39:06,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2019-10-13 19:39:06,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 163. [2019-10-13 19:39:06,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-10-13 19:39:06,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 180 transitions. [2019-10-13 19:39:06,419 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 180 transitions. Word has length 64 [2019-10-13 19:39:06,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:06,420 INFO L462 AbstractCegarLoop]: Abstraction has 163 states and 180 transitions. [2019-10-13 19:39:06,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 19:39:06,420 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 180 transitions. [2019-10-13 19:39:06,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-10-13 19:39:06,422 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:06,422 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:39:06,423 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:06,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:06,423 INFO L82 PathProgramCache]: Analyzing trace with hash 542477257, now seen corresponding path program 1 times [2019-10-13 19:39:06,423 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:06,424 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090363283] [2019-10-13 19:39:06,424 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:06,424 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:06,424 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,745 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-10-13 19:39:06,879 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090363283] [2019-10-13 19:39:06,879 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97536911] [2019-10-13 19:39:06,879 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 19:39:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:07,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 19:39:07,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 19:39:07,237 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 19:39:07,238 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 19:39:07,238 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2019-10-13 19:39:07,238 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649815378] [2019-10-13 19:39:07,241 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-13 19:39:07,241 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:07,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-13 19:39:07,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-13 19:39:07,242 INFO L87 Difference]: Start difference. First operand 163 states and 180 transitions. Second operand 15 states. [2019-10-13 19:39:07,916 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:08,676 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:09,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:09,456 INFO L93 Difference]: Finished difference Result 220 states and 252 transitions. [2019-10-13 19:39:09,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 19:39:09,457 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 100 [2019-10-13 19:39:09,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:09,458 INFO L225 Difference]: With dead ends: 220 [2019-10-13 19:39:09,458 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 19:39:09,459 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2019-10-13 19:39:09,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 19:39:09,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 19:39:09,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 19:39:09,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 19:39:09,460 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2019-10-13 19:39:09,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:09,460 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 19:39:09,460 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-13 19:39:09,460 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 19:39:09,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 19:39:09,661 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 19:39:09,666 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 19:39:09,919 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 206 [2019-10-13 19:39:10,452 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 203 [2019-10-13 19:39:11,482 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-13 19:39:11,675 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:11,855 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:12,103 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2019-10-13 19:39:12,581 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-13 19:39:12,815 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:13,003 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2019-10-13 19:39:13,193 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:13,382 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2019-10-13 19:39:13,556 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:14,027 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-13 19:39:14,189 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:14,379 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 25 [2019-10-13 19:39:14,849 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2019-10-13 19:39:15,007 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:15,467 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-13 19:39:15,978 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2019-10-13 19:39:16,140 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:16,583 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-13 19:39:16,758 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2019-10-13 19:39:16,913 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:17,083 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-13 19:39:17,238 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-13 19:39:17,415 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-13 19:39:17,580 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:18,073 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-10-13 19:39:18,082 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 251) no Hoare annotation was computed. [2019-10-13 19:39:18,082 INFO L443 ceAbstractionStarter]: For program point L247-1(lines 247 251) no Hoare annotation was computed. [2019-10-13 19:39:18,082 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 216 271) no Hoare annotation was computed. [2019-10-13 19:39:18,082 INFO L443 ceAbstractionStarter]: For program point L242(line 242) no Hoare annotation was computed. [2019-10-13 19:39:18,082 INFO L443 ceAbstractionStarter]: For program point L241-2(lines 241 262) no Hoare annotation was computed. [2019-10-13 19:39:18,082 INFO L443 ceAbstractionStarter]: For program point L263(lines 240 264) no Hoare annotation was computed. [2019-10-13 19:39:18,082 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 216 271) no Hoare annotation was computed. [2019-10-13 19:39:18,082 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 216 271) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point L317-1(line 317) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 272 331) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point L304(lines 304 308) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point L304-1(lines 304 308) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 272 331) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 272 331) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 323) no Hoare annotation was computed. [2019-10-13 19:39:18,083 INFO L443 ceAbstractionStarter]: For program point L324(lines 297 325) no Hoare annotation was computed. [2019-10-13 19:39:18,084 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 19:39:18,084 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 19:39:18,084 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 19:39:18,084 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 19:39:18,084 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-13 19:39:18,084 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 868 892) the Hoare annotation is: true [2019-10-13 19:39:18,084 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 868 892) no Hoare annotation was computed. [2019-10-13 19:39:18,085 INFO L439 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:18,085 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 886) no Hoare annotation was computed. [2019-10-13 19:39:18,085 INFO L439 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:18,085 INFO L443 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2019-10-13 19:39:18,085 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 889) no Hoare annotation was computed. [2019-10-13 19:39:18,085 INFO L443 ceAbstractionStarter]: For program point L876-1(lines 868 892) no Hoare annotation was computed. [2019-10-13 19:39:18,085 INFO L446 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: true [2019-10-13 19:39:18,085 INFO L443 ceAbstractionStarter]: For program point L874-1(line 874) no Hoare annotation was computed. [2019-10-13 19:39:18,086 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 844 866) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:18,086 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 844 866) no Hoare annotation was computed. [2019-10-13 19:39:18,086 INFO L439 ceAbstractionStarter]: At program point L856(line 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~6 ~systemActive~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:18,086 INFO L439 ceAbstractionStarter]: At program point L856-1(line 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~6 ~systemActive~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:18,086 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 861) no Hoare annotation was computed. [2019-10-13 19:39:18,086 INFO L443 ceAbstractionStarter]: For program point L854-1(lines 854 861) no Hoare annotation was computed. [2019-10-13 19:39:18,087 INFO L443 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2019-10-13 19:39:18,087 INFO L439 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:18,087 INFO L439 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:18,087 INFO L439 ceAbstractionStarter]: At program point L850-1(line 850) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:18,087 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 844 866) no Hoare annotation was computed. [2019-10-13 19:39:18,088 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 803 826) no Hoare annotation was computed. [2019-10-13 19:39:18,088 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 803 826) no Hoare annotation was computed. [2019-10-13 19:39:18,088 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 803 826) no Hoare annotation was computed. [2019-10-13 19:39:18,088 INFO L443 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2019-10-13 19:39:18,088 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-10-13 19:39:18,088 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-13 19:39:18,088 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-10-13 19:39:18,088 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-10-13 19:39:18,089 INFO L443 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2019-10-13 19:39:18,089 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-10-13 19:39:18,089 INFO L443 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2019-10-13 19:39:18,089 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-13 19:39:18,089 INFO L443 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2019-10-13 19:39:18,089 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-10-13 19:39:18,089 INFO L443 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2019-10-13 19:39:18,089 INFO L443 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2019-10-13 19:39:18,090 INFO L443 ceAbstractionStarter]: For program point L808(line 808) no Hoare annotation was computed. [2019-10-13 19:39:18,090 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 632 638) no Hoare annotation was computed. [2019-10-13 19:39:18,090 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 632 638) the Hoare annotation is: true [2019-10-13 19:39:18,090 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 665 672) no Hoare annotation was computed. [2019-10-13 19:39:18,090 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 665 672) no Hoare annotation was computed. [2019-10-13 19:39:18,090 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 665 672) no Hoare annotation was computed. [2019-10-13 19:39:18,090 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 709 717) no Hoare annotation was computed. [2019-10-13 19:39:18,090 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 709 717) the Hoare annotation is: true [2019-10-13 19:39:18,090 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 709 717) no Hoare annotation was computed. [2019-10-13 19:39:18,091 INFO L443 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2019-10-13 19:39:18,091 INFO L443 ceAbstractionStarter]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2019-10-13 19:39:18,091 INFO L443 ceAbstractionStarter]: For program point L725(lines 725 733) no Hoare annotation was computed. [2019-10-13 19:39:18,091 INFO L443 ceAbstractionStarter]: For program point L725-2(lines 725 733) no Hoare annotation was computed. [2019-10-13 19:39:18,091 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 718 753) no Hoare annotation was computed. [2019-10-13 19:39:18,091 INFO L443 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2019-10-13 19:39:18,091 INFO L443 ceAbstractionStarter]: For program point L748-1(line 748) no Hoare annotation was computed. [2019-10-13 19:39:18,091 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 718 753) no Hoare annotation was computed. [2019-10-13 19:39:18,092 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 718 753) no Hoare annotation was computed. [2019-10-13 19:39:18,092 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 19:39:18,092 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 19:39:18,092 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 170 215) no Hoare annotation was computed. [2019-10-13 19:39:18,092 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 170 215) no Hoare annotation was computed. [2019-10-13 19:39:18,092 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 170 215) no Hoare annotation was computed. [2019-10-13 19:39:18,092 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 483 528) no Hoare annotation was computed. [2019-10-13 19:39:18,092 INFO L443 ceAbstractionStarter]: For program point L503(lines 503 510) no Hoare annotation was computed. [2019-10-13 19:39:18,092 INFO L443 ceAbstractionStarter]: For program point L497(lines 497 517) no Hoare annotation was computed. [2019-10-13 19:39:18,093 INFO L443 ceAbstractionStarter]: For program point L497-1(lines 497 517) no Hoare annotation was computed. [2019-10-13 19:39:18,093 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 483 528) no Hoare annotation was computed. [2019-10-13 19:39:18,093 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 483 528) no Hoare annotation was computed. [2019-10-13 19:39:18,093 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 834 843) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:18,093 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 834 843) no Hoare annotation was computed. [2019-10-13 19:39:18,093 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 834 843) no Hoare annotation was computed. [2019-10-13 19:39:18,093 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 698 708) the Hoare annotation is: true [2019-10-13 19:39:18,093 INFO L446 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: true [2019-10-13 19:39:18,094 INFO L443 ceAbstractionStarter]: For program point L703-1(line 703) no Hoare annotation was computed. [2019-10-13 19:39:18,094 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 698 708) no Hoare annotation was computed. [2019-10-13 19:39:18,094 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 698 708) no Hoare annotation was computed. [2019-10-13 19:39:18,094 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 690 697) the Hoare annotation is: true [2019-10-13 19:39:18,094 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 690 697) no Hoare annotation was computed. [2019-10-13 19:39:18,094 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 690 697) no Hoare annotation was computed. [2019-10-13 19:39:18,094 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 640 664) no Hoare annotation was computed. [2019-10-13 19:39:18,094 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 640 664) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse2 .cse1))) [2019-10-13 19:39:18,094 INFO L439 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse2 .cse1))) [2019-10-13 19:39:18,094 INFO L443 ceAbstractionStarter]: For program point L659-1(lines 640 664) no Hoare annotation was computed. [2019-10-13 19:39:18,095 INFO L439 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:18,095 INFO L439 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:18,095 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 656) no Hoare annotation was computed. [2019-10-13 19:39:18,095 INFO L439 ceAbstractionStarter]: At program point L646(line 646) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:18,095 INFO L443 ceAbstractionStarter]: For program point L646-1(line 646) no Hoare annotation was computed. [2019-10-13 19:39:18,095 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 661) no Hoare annotation was computed. [2019-10-13 19:39:18,095 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 549) no Hoare annotation was computed. [2019-10-13 19:39:18,095 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 533 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:18,095 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 533 598) no Hoare annotation was computed. [2019-10-13 19:39:18,095 INFO L439 ceAbstractionStarter]: At program point L591(lines 542 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:18,095 INFO L443 ceAbstractionStarter]: For program point L581(lines 581 585) no Hoare annotation was computed. [2019-10-13 19:39:18,096 INFO L439 ceAbstractionStarter]: At program point L581-2(lines 573 586) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-13 19:39:18,096 INFO L443 ceAbstractionStarter]: For program point L544(lines 543 590) no Hoare annotation was computed. [2019-10-13 19:39:18,096 INFO L439 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-13 19:39:18,096 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 586) no Hoare annotation was computed. [2019-10-13 19:39:18,096 INFO L439 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-13 19:39:18,096 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 569) no Hoare annotation was computed. [2019-10-13 19:39:18,096 INFO L443 ceAbstractionStarter]: For program point L563-1(lines 563 569) no Hoare annotation was computed. [2019-10-13 19:39:18,096 INFO L439 ceAbstractionStarter]: At program point L588(lines 543 590) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-13 19:39:18,097 INFO L439 ceAbstractionStarter]: At program point L555(line 555) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (= 1 ~waterLevel~0)))) [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point L553(lines 553 559) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 553 559) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 533 598) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 437 482) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 437 482) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 437 482) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point L457(lines 457 464) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point L451(lines 451 471) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 451 471) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 147) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2019-10-13 19:39:18,097 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point L384(lines 383 403) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 334 436) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point L415-1(line 415) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 421) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point L399(line 399) no Hoare annotation was computed. [2019-10-13 19:39:18,098 INFO L443 ceAbstractionStarter]: For program point L399-1(line 399) no Hoare annotation was computed. [2019-10-13 19:39:18,099 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 362) no Hoare annotation was computed. [2019-10-13 19:39:18,099 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 433) no Hoare annotation was computed. [2019-10-13 19:39:18,099 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 334 436) no Hoare annotation was computed. [2019-10-13 19:39:18,099 INFO L443 ceAbstractionStarter]: For program point L385(lines 385 389) no Hoare annotation was computed. [2019-10-13 19:39:18,099 INFO L443 ceAbstractionStarter]: For program point L383-2(lines 383 403) no Hoare annotation was computed. [2019-10-13 19:39:18,099 INFO L443 ceAbstractionStarter]: For program point L404(lines 382 405) no Hoare annotation was computed. [2019-10-13 19:39:18,099 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 334 436) no Hoare annotation was computed. [2019-10-13 19:39:18,099 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 379) no Hoare annotation was computed. [2019-10-13 19:39:18,099 INFO L443 ceAbstractionStarter]: For program point L423(lines 423 430) no Hoare annotation was computed. [2019-10-13 19:39:18,100 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:18,100 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2019-10-13 19:39:18,100 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:18,100 INFO L443 ceAbstractionStarter]: For program point L684(line 684) no Hoare annotation was computed. [2019-10-13 19:39:18,100 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 673 689) no Hoare annotation was computed. [2019-10-13 19:39:18,101 INFO L443 ceAbstractionStarter]: For program point L684-1(lines 673 689) no Hoare annotation was computed. [2019-10-13 19:39:18,101 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 673 689) no Hoare annotation was computed. [2019-10-13 19:39:18,101 INFO L443 ceAbstractionStarter]: For program point L680(lines 680 686) no Hoare annotation was computed. [2019-10-13 19:39:18,101 INFO L443 ceAbstractionStarter]: For program point L678(line 678) no Hoare annotation was computed. [2019-10-13 19:39:18,101 INFO L443 ceAbstractionStarter]: For program point L678-1(line 678) no Hoare annotation was computed. [2019-10-13 19:39:18,101 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2019-10-13 19:39:18,101 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2019-10-13 19:39:18,101 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2019-10-13 19:39:18,102 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2019-10-13 19:39:18,102 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:18,102 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2019-10-13 19:39:18,102 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:18,102 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 19:39:18,102 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:18,102 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2019-10-13 19:39:18,103 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2019-10-13 19:39:18,103 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2019-10-13 19:39:18,103 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 608 631) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2)) (or .cse0 (and (= 1 ~waterLevel~0) .cse2) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 19:39:18,103 INFO L439 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2)) (or .cse0 (and (= 1 ~waterLevel~0) .cse2) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 19:39:18,103 INFO L439 ceAbstractionStarter]: At program point L619(lines 619 625) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2)) (or .cse0 (and (= 1 ~waterLevel~0) .cse2) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 19:39:18,103 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 608 631) no Hoare annotation was computed. [2019-10-13 19:39:18,104 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 608 631) no Hoare annotation was computed. [2019-10-13 19:39:18,104 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2019-10-13 19:39:18,104 INFO L443 ceAbstractionStarter]: For program point L612(lines 611 630) no Hoare annotation was computed. [2019-10-13 19:39:18,104 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 773 802) no Hoare annotation was computed. [2019-10-13 19:39:18,104 INFO L446 ceAbstractionStarter]: At program point L798(lines 773 802) the Hoare annotation is: true [2019-10-13 19:39:18,104 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 773 802) the Hoare annotation is: true [2019-10-13 19:39:18,104 INFO L443 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2019-10-13 19:39:18,104 INFO L443 ceAbstractionStarter]: For program point L787(lines 787 791) no Hoare annotation was computed. [2019-10-13 19:39:18,105 INFO L446 ceAbstractionStarter]: At program point L787-1(lines 787 791) the Hoare annotation is: true [2019-10-13 19:39:18,105 INFO L443 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2019-10-13 19:39:18,105 INFO L446 ceAbstractionStarter]: At program point L783-2(lines 783 797) the Hoare annotation is: true [2019-10-13 19:39:18,105 INFO L446 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: true [2019-10-13 19:39:18,105 INFO L443 ceAbstractionStarter]: For program point L779-1(line 779) no Hoare annotation was computed. [2019-10-13 19:39:18,105 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2019-10-13 19:39:18,105 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2019-10-13 19:39:18,105 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2019-10-13 19:39:18,106 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 827 833) no Hoare annotation was computed. [2019-10-13 19:39:18,106 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 827 833) the Hoare annotation is: true [2019-10-13 19:39:18,106 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:18,106 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 19:39:18,106 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 19:39:18,106 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:18,106 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 754 761) no Hoare annotation was computed. [2019-10-13 19:39:18,106 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 754 761) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 |old(~systemActive~0)|)) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:18,107 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 754 761) no Hoare annotation was computed. [2019-10-13 19:39:18,107 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2019-10-13 19:39:18,107 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2019-10-13 19:39:18,107 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= 1 ~waterLevel~0) .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) (= ~waterLevel~0 |old(~waterLevel~0)|)))) [2019-10-13 19:39:18,107 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 763 770) no Hoare annotation was computed. [2019-10-13 19:39:18,107 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 763 770) the Hoare annotation is: true [2019-10-13 19:39:18,108 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 767) no Hoare annotation was computed. [2019-10-13 19:39:18,108 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 763 770) no Hoare annotation was computed. [2019-10-13 19:39:18,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:39:18 BoogieIcfgContainer [2019-10-13 19:39:18,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 19:39:18,124 INFO L168 Benchmark]: Toolchain (without parser) took 28194.97 ms. Allocated memory was 140.0 MB in the beginning and 575.1 MB in the end (delta: 435.2 MB). Free memory was 103.9 MB in the beginning and 281.4 MB in the end (delta: -177.5 MB). Peak memory consumption was 432.6 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:18,125 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 140.0 MB. Free memory was 123.3 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 19:39:18,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.86 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 103.7 MB in the beginning and 175.5 MB in the end (delta: -71.7 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:18,126 INFO L168 Benchmark]: Boogie Preprocessor took 90.25 ms. Allocated memory is still 204.5 MB. Free memory was 174.8 MB in the beginning and 170.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:18,127 INFO L168 Benchmark]: RCFGBuilder took 1033.73 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 170.5 MB in the beginning and 198.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:18,128 INFO L168 Benchmark]: TraceAbstraction took 26482.48 ms. Allocated memory was 234.4 MB in the beginning and 575.1 MB in the end (delta: 340.8 MB). Free memory was 198.9 MB in the beginning and 281.4 MB in the end (delta: -82.6 MB). Peak memory consumption was 433.2 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:18,132 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 140.0 MB. Free memory was 123.3 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 583.86 ms. Allocated memory was 140.0 MB in the beginning and 204.5 MB in the end (delta: 64.5 MB). Free memory was 103.7 MB in the beginning and 175.5 MB in the end (delta: -71.7 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.25 ms. Allocated memory is still 204.5 MB. Free memory was 174.8 MB in the beginning and 170.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1033.73 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 170.5 MB in the beginning and 198.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26482.48 ms. Allocated memory was 234.4 MB in the beginning and 575.1 MB in the end (delta: 340.8 MB). Free memory was 198.9 MB in the beginning and 281.4 MB in the end (delta: -82.6 MB). Peak memory consumption was 433.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 767]: 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: 542]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || (((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(waterLevel) == 1)) || (((pumpRunning == \old(pumpRunning) && 1 == systemActive) && 0 == splverifierCounter) && 1 == waterLevel) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 215 locations, 1 error locations. Result: SAFE, OverallTime: 26.3s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 14.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.4s, HoareTripleCheckerStatistics: 517 SDtfs, 1128 SDslu, 463 SDs, 0 SdLazy, 2590 SolverSat, 820 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 224 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=230occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 161 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 306 PreInvPairs, 329 NumberOfFragments, 1087 HoareAnnotationTreeSize, 306 FomulaSimplifications, 48797 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 51 FomulaSimplificationsInter, 9359 FormulaSimplificationTreeSizeReductionInter, 7.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 469 NumberOfCodeBlocks, 469 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 462 ConstructedInterpolants, 0 QuantifiedInterpolants, 136647 SizeOfPredicates, 3 NumberOfNonLiveVariables, 769 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 61/64 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...