java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:21:25,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:21:25,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:21:25,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:21:25,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:21:25,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:21:25,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:21:25,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:21:25,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:21:25,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:21:25,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:21:25,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:21:25,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:21:25,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:21:25,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:21:25,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:21:25,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:21:25,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:21:25,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:21:25,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:21:25,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:21:25,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:21:25,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:21:25,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:21:25,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:21:25,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:21:25,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:21:25,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:21:25,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:21:25,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:21:25,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:21:25,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:21:25,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:21:25,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:21:25,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:21:25,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:21:25,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:21:25,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:21:25,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:21:25,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:21:25,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:21:25,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:21:25,781 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:21:25,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:21:25,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:21:25,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:21:25,786 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:21:25,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:21:25,787 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:21:25,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:21:25,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:21:25,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:21:25,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:21:25,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:21:25,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:21:25,792 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:21:25,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:21:25,792 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:21:25,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:21:25,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:21:25,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:21:25,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:21:25,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:21:25,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:21:25,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:21:25,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:21:25,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:21:25,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:21:25,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:21:25,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:21:25,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:21:26,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:21:26,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:21:26,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:21:26,108 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:21:26,109 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:21:26,109 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2019-10-15 01:21:26,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d28f6a24/57135ef3b2254543b9200f34d729424c/FLAG13a3af976 [2019-10-15 01:21:26,795 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:21:26,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2019-10-15 01:21:26,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d28f6a24/57135ef3b2254543b9200f34d729424c/FLAG13a3af976 [2019-10-15 01:21:27,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d28f6a24/57135ef3b2254543b9200f34d729424c [2019-10-15 01:21:27,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:21:27,049 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:21:27,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:21:27,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:21:27,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:21:27,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:21:27" (1/1) ... [2019-10-15 01:21:27,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52da3fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27, skipping insertion in model container [2019-10-15 01:21:27,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:21:27" (1/1) ... [2019-10-15 01:21:27,066 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:21:27,122 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:21:27,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:21:27,579 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:21:27,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:21:27,727 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:21:27,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27 WrapperNode [2019-10-15 01:21:27,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:21:27,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:21:27,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:21:27,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:21:27,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27" (1/1) ... [2019-10-15 01:21:27,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27" (1/1) ... [2019-10-15 01:21:27,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27" (1/1) ... [2019-10-15 01:21:27,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27" (1/1) ... [2019-10-15 01:21:27,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27" (1/1) ... [2019-10-15 01:21:27,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27" (1/1) ... [2019-10-15 01:21:27,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27" (1/1) ... [2019-10-15 01:21:27,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:21:27,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:21:27,810 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:21:27,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:21:27,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:21:27,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:21:27,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:21:27,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:21:27,886 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:21:27,886 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:21:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:21:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:21:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:21:27,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:21:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:21:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:21:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:21:27,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:21:27,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:21:27,889 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:21:27,889 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:21:27,891 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:21:27,892 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 01:21:27,892 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:21:27,892 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:21:27,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:21:27,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:21:27,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:21:27,893 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 01:21:27,893 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:21:27,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:21:27,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:21:27,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:21:27,894 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:21:27,894 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:21:27,894 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:21:27,894 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:21:27,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:21:27,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:21:27,894 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:21:27,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:21:27,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 01:21:27,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 01:21:27,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 01:21:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:21:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:21:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:21:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:21:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:21:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:21:27,896 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:21:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:21:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:21:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:21:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 01:21:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:21:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:21:27,897 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:21:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:21:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:21:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:21:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:21:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:21:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:21:27,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:21:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:21:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:21:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:21:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:21:27,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:21:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:21:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:21:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:21:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:21:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:21:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:21:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:21:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:21:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:21:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:21:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:21:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:21:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:21:27,902 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:21:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 01:21:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 01:21:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 01:21:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:21:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 01:21:27,903 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:21:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 01:21:27,904 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:21:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:21:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:21:27,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:21:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:21:27,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:21:29,032 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:21:29,034 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:21:29,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:21:29 BoogieIcfgContainer [2019-10-15 01:21:29,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:21:29,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:21:29,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:21:29,042 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:21:29,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:21:27" (1/3) ... [2019-10-15 01:21:29,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eacceaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:21:29, skipping insertion in model container [2019-10-15 01:21:29,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:27" (2/3) ... [2019-10-15 01:21:29,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eacceaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:21:29, skipping insertion in model container [2019-10-15 01:21:29,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:21:29" (3/3) ... [2019-10-15 01:21:29,046 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product15.cil.c [2019-10-15 01:21:29,057 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:21:29,067 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:21:29,079 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:21:29,113 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:21:29,114 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:21:29,114 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:21:29,114 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:21:29,114 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:21:29,115 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:21:29,115 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:21:29,115 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:21:29,140 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2019-10-15 01:21:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-15 01:21:29,155 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:29,156 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:29,158 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:29,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:29,165 INFO L82 PathProgramCache]: Analyzing trace with hash -2139894153, now seen corresponding path program 1 times [2019-10-15 01:21:29,176 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:29,176 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80345897] [2019-10-15 01:21:29,176 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:29,177 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:29,177 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:29,584 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:29,585 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80345897] [2019-10-15 01:21:29,586 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:29,587 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:21:29,588 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674565458] [2019-10-15 01:21:29,594 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:21:29,597 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:29,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:21:29,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:21:29,620 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2019-10-15 01:21:29,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:29,687 INFO L93 Difference]: Finished difference Result 232 states and 289 transitions. [2019-10-15 01:21:29,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:21:29,688 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-10-15 01:21:29,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:29,700 INFO L225 Difference]: With dead ends: 232 [2019-10-15 01:21:29,700 INFO L226 Difference]: Without dead ends: 118 [2019-10-15 01:21:29,705 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:21:29,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-15 01:21:29,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2019-10-15 01:21:29,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2019-10-15 01:21:29,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 138 transitions. [2019-10-15 01:21:29,756 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 138 transitions. Word has length 59 [2019-10-15 01:21:29,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:29,757 INFO L462 AbstractCegarLoop]: Abstraction has 118 states and 138 transitions. [2019-10-15 01:21:29,757 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:21:29,757 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 138 transitions. [2019-10-15 01:21:29,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-15 01:21:29,762 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:29,762 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:29,762 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:29,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:29,763 INFO L82 PathProgramCache]: Analyzing trace with hash -445963551, now seen corresponding path program 1 times [2019-10-15 01:21:29,763 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:29,763 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185050579] [2019-10-15 01:21:29,763 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:29,764 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:29,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:29,973 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:29,974 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185050579] [2019-10-15 01:21:29,974 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:29,974 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:21:29,974 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53660781] [2019-10-15 01:21:29,976 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:21:29,976 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:29,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:21:29,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:21:29,977 INFO L87 Difference]: Start difference. First operand 118 states and 138 transitions. Second operand 7 states. [2019-10-15 01:21:30,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:30,543 INFO L93 Difference]: Finished difference Result 363 states and 450 transitions. [2019-10-15 01:21:30,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:21:30,544 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-10-15 01:21:30,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:30,557 INFO L225 Difference]: With dead ends: 363 [2019-10-15 01:21:30,559 INFO L226 Difference]: Without dead ends: 273 [2019-10-15 01:21:30,561 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:21:30,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2019-10-15 01:21:30,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 265. [2019-10-15 01:21:30,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2019-10-15 01:21:30,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 326 transitions. [2019-10-15 01:21:30,634 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 326 transitions. Word has length 64 [2019-10-15 01:21:30,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:30,634 INFO L462 AbstractCegarLoop]: Abstraction has 265 states and 326 transitions. [2019-10-15 01:21:30,634 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:21:30,635 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 326 transitions. [2019-10-15 01:21:30,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-15 01:21:30,638 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:30,638 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:30,638 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:30,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:30,639 INFO L82 PathProgramCache]: Analyzing trace with hash 835737799, now seen corresponding path program 1 times [2019-10-15 01:21:30,639 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:30,639 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709749955] [2019-10-15 01:21:30,640 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:30,640 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:30,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:30,752 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:30,753 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709749955] [2019-10-15 01:21:30,753 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:30,753 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:21:30,753 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984732954] [2019-10-15 01:21:30,755 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:21:30,755 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:30,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:21:30,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:21:30,756 INFO L87 Difference]: Start difference. First operand 265 states and 326 transitions. Second operand 3 states. [2019-10-15 01:21:30,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:30,786 INFO L93 Difference]: Finished difference Result 406 states and 488 transitions. [2019-10-15 01:21:30,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:21:30,787 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2019-10-15 01:21:30,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:30,797 INFO L225 Difference]: With dead ends: 406 [2019-10-15 01:21:30,797 INFO L226 Difference]: Without dead ends: 238 [2019-10-15 01:21:30,803 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:21:30,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2019-10-15 01:21:30,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2019-10-15 01:21:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2019-10-15 01:21:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 288 transitions. [2019-10-15 01:21:30,841 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 288 transitions. Word has length 68 [2019-10-15 01:21:30,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:30,841 INFO L462 AbstractCegarLoop]: Abstraction has 238 states and 288 transitions. [2019-10-15 01:21:30,841 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:21:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 288 transitions. [2019-10-15 01:21:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-15 01:21:30,844 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:30,845 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:30,845 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:30,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:30,845 INFO L82 PathProgramCache]: Analyzing trace with hash -1586718875, now seen corresponding path program 1 times [2019-10-15 01:21:30,846 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:30,846 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684976803] [2019-10-15 01:21:30,846 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:30,846 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:30,847 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:30,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 01:21:30,999 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684976803] [2019-10-15 01:21:30,999 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:30,999 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:21:30,999 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672962974] [2019-10-15 01:21:31,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:21:31,000 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:31,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:21:31,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:21:31,001 INFO L87 Difference]: Start difference. First operand 238 states and 288 transitions. Second operand 7 states. [2019-10-15 01:21:31,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:31,402 INFO L93 Difference]: Finished difference Result 398 states and 499 transitions. [2019-10-15 01:21:31,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:21:31,404 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-10-15 01:21:31,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:31,405 INFO L225 Difference]: With dead ends: 398 [2019-10-15 01:21:31,405 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:21:31,407 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-15 01:21:31,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:21:31,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:21:31,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:21:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:21:31,410 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2019-10-15 01:21:31,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:31,410 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:21:31,410 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:21:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:21:31,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:21:31,425 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:21:32,223 INFO L443 ceAbstractionStarter]: For program point L224(line 224) no Hoare annotation was computed. [2019-10-15 01:21:32,223 INFO L443 ceAbstractionStarter]: For program point L223-2(lines 223 244) no Hoare annotation was computed. [2019-10-15 01:21:32,224 INFO L443 ceAbstractionStarter]: For program point L245(lines 222 246) no Hoare annotation was computed. [2019-10-15 01:21:32,224 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 198 253) no Hoare annotation was computed. [2019-10-15 01:21:32,224 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 198 253) no Hoare annotation was computed. [2019-10-15 01:21:32,224 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 233) no Hoare annotation was computed. [2019-10-15 01:21:32,225 INFO L443 ceAbstractionStarter]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2019-10-15 01:21:32,225 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 198 253) no Hoare annotation was computed. [2019-10-15 01:21:32,225 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2019-10-15 01:21:32,225 INFO L443 ceAbstractionStarter]: For program point L286-1(lines 286 290) no Hoare annotation was computed. [2019-10-15 01:21:32,225 INFO L443 ceAbstractionStarter]: For program point L281(line 281) no Hoare annotation was computed. [2019-10-15 01:21:32,225 INFO L443 ceAbstractionStarter]: For program point L280-2(lines 280 305) no Hoare annotation was computed. [2019-10-15 01:21:32,225 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 254 313) no Hoare annotation was computed. [2019-10-15 01:21:32,225 INFO L443 ceAbstractionStarter]: For program point L306(lines 279 307) no Hoare annotation was computed. [2019-10-15 01:21:32,226 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 254 313) no Hoare annotation was computed. [2019-10-15 01:21:32,226 INFO L443 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2019-10-15 01:21:32,226 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-10-15 01:21:32,226 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 254 313) no Hoare annotation was computed. [2019-10-15 01:21:32,226 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 774 780) the Hoare annotation is: true [2019-10-15 01:21:32,226 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 774 780) no Hoare annotation was computed. [2019-10-15 01:21:32,227 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 781 789) no Hoare annotation was computed. [2019-10-15 01:21:32,227 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 781 789) the Hoare annotation is: true [2019-10-15 01:21:32,227 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 781 789) no Hoare annotation was computed. [2019-10-15 01:21:32,227 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 882 889) the Hoare annotation is: true [2019-10-15 01:21:32,227 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 882 889) no Hoare annotation was computed. [2019-10-15 01:21:32,227 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 882 889) no Hoare annotation was computed. [2019-10-15 01:21:32,227 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 890 899) the Hoare annotation is: true [2019-10-15 01:21:32,228 INFO L443 ceAbstractionStarter]: For program point L895(line 895) no Hoare annotation was computed. [2019-10-15 01:21:32,228 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 890 899) no Hoare annotation was computed. [2019-10-15 01:21:32,228 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 890 899) no Hoare annotation was computed. [2019-10-15 01:21:32,228 INFO L439 ceAbstractionStarter]: At program point L915(line 915) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-15 01:21:32,228 INFO L443 ceAbstractionStarter]: For program point L913(lines 913 919) no Hoare annotation was computed. [2019-10-15 01:21:32,228 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 900 928) the Hoare annotation is: true [2019-10-15 01:21:32,229 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 922) no Hoare annotation was computed. [2019-10-15 01:21:32,229 INFO L446 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: true [2019-10-15 01:21:32,229 INFO L443 ceAbstractionStarter]: For program point L910-1(line 910) no Hoare annotation was computed. [2019-10-15 01:21:32,229 INFO L443 ceAbstractionStarter]: For program point L908(lines 908 925) no Hoare annotation was computed. [2019-10-15 01:21:32,229 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 900 928) no Hoare annotation was computed. [2019-10-15 01:21:32,229 INFO L443 ceAbstractionStarter]: For program point L908-1(lines 900 928) no Hoare annotation was computed. [2019-10-15 01:21:32,230 INFO L446 ceAbstractionStarter]: At program point L906(line 906) the Hoare annotation is: true [2019-10-15 01:21:32,230 INFO L443 ceAbstractionStarter]: For program point L906-1(line 906) no Hoare annotation was computed. [2019-10-15 01:21:32,230 INFO L439 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,230 INFO L439 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,230 INFO L439 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,233 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,233 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2019-10-15 01:21:32,233 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2019-10-15 01:21:32,233 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 01:21:32,234 INFO L439 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 01:21:32,234 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-10-15 01:21:32,234 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2019-10-15 01:21:32,235 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-15 01:21:32,235 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-15 01:21:32,235 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-15 01:21:32,235 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-15 01:21:32,235 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-15 01:21:32,235 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-15 01:21:32,235 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-15 01:21:32,236 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-15 01:21:32,236 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-15 01:21:32,236 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-15 01:21:32,236 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-15 01:21:32,236 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-15 01:21:32,236 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-15 01:21:32,236 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-15 01:21:32,236 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-15 01:21:32,237 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-15 01:21:32,237 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-15 01:21:32,237 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-15 01:21:32,237 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 551 557) no Hoare annotation was computed. [2019-10-15 01:21:32,237 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 551 557) the Hoare annotation is: true [2019-10-15 01:21:32,237 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 673 687) no Hoare annotation was computed. [2019-10-15 01:21:32,238 INFO L439 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 01:21:32,238 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 673 687) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-15 01:21:32,238 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 683) no Hoare annotation was computed. [2019-10-15 01:21:32,238 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 673 687) no Hoare annotation was computed. [2019-10-15 01:21:32,238 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 584 591) no Hoare annotation was computed. [2019-10-15 01:21:32,238 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 584 591) no Hoare annotation was computed. [2019-10-15 01:21:32,239 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 584 591) no Hoare annotation was computed. [2019-10-15 01:21:32,239 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 628 636) no Hoare annotation was computed. [2019-10-15 01:21:32,239 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 628 636) the Hoare annotation is: true [2019-10-15 01:21:32,239 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 628 636) no Hoare annotation was computed. [2019-10-15 01:21:32,239 INFO L443 ceAbstractionStarter]: For program point L667(line 667) no Hoare annotation was computed. [2019-10-15 01:21:32,239 INFO L443 ceAbstractionStarter]: For program point L667-1(line 667) no Hoare annotation was computed. [2019-10-15 01:21:32,239 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 664) no Hoare annotation was computed. [2019-10-15 01:21:32,239 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 637 672) no Hoare annotation was computed. [2019-10-15 01:21:32,240 INFO L443 ceAbstractionStarter]: For program point L656-2(lines 656 664) no Hoare annotation was computed. [2019-10-15 01:21:32,240 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 637 672) no Hoare annotation was computed. [2019-10-15 01:21:32,240 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 652) no Hoare annotation was computed. [2019-10-15 01:21:32,240 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 637 672) no Hoare annotation was computed. [2019-10-15 01:21:32,240 INFO L443 ceAbstractionStarter]: For program point L644-2(lines 644 652) no Hoare annotation was computed. [2019-10-15 01:21:32,240 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 767 773) no Hoare annotation was computed. [2019-10-15 01:21:32,241 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 767 773) the Hoare annotation is: true [2019-10-15 01:21:32,241 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 152 197) no Hoare annotation was computed. [2019-10-15 01:21:32,241 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 152 197) no Hoare annotation was computed. [2019-10-15 01:21:32,241 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 152 197) no Hoare annotation was computed. [2019-10-15 01:21:32,241 INFO L443 ceAbstractionStarter]: For program point L479(lines 479 499) no Hoare annotation was computed. [2019-10-15 01:21:32,241 INFO L443 ceAbstractionStarter]: For program point L479-1(lines 479 499) no Hoare annotation was computed. [2019-10-15 01:21:32,241 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 465 510) no Hoare annotation was computed. [2019-10-15 01:21:32,242 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 465 510) no Hoare annotation was computed. [2019-10-15 01:21:32,242 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 465 510) no Hoare annotation was computed. [2019-10-15 01:21:32,242 INFO L443 ceAbstractionStarter]: For program point L485(lines 485 492) no Hoare annotation was computed. [2019-10-15 01:21:32,242 INFO L439 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,242 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,242 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2019-10-15 01:21:32,243 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2019-10-15 01:21:32,243 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 617 627) the Hoare annotation is: true [2019-10-15 01:21:32,243 INFO L446 ceAbstractionStarter]: At program point L622(line 622) the Hoare annotation is: true [2019-10-15 01:21:32,243 INFO L443 ceAbstractionStarter]: For program point L622-1(line 622) no Hoare annotation was computed. [2019-10-15 01:21:32,243 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 617 627) no Hoare annotation was computed. [2019-10-15 01:21:32,243 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 617 627) no Hoare annotation was computed. [2019-10-15 01:21:32,243 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 609 616) the Hoare annotation is: true [2019-10-15 01:21:32,244 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 609 616) no Hoare annotation was computed. [2019-10-15 01:21:32,244 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 609 616) no Hoare annotation was computed. [2019-10-15 01:21:32,244 INFO L443 ceAbstractionStarter]: For program point L578-1(lines 559 583) no Hoare annotation was computed. [2019-10-15 01:21:32,244 INFO L439 ceAbstractionStarter]: At program point L573(line 573) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:21:32,244 INFO L439 ceAbstractionStarter]: At program point L569(line 569) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:21:32,250 INFO L443 ceAbstractionStarter]: For program point L567(lines 567 575) no Hoare annotation was computed. [2019-10-15 01:21:32,250 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 559 583) no Hoare annotation was computed. [2019-10-15 01:21:32,250 INFO L439 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:21:32,250 INFO L443 ceAbstractionStarter]: For program point L565-1(line 565) no Hoare annotation was computed. [2019-10-15 01:21:32,250 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 559 583) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:21:32,252 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 580) no Hoare annotation was computed. [2019-10-15 01:21:32,253 INFO L439 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:21:32,253 INFO L439 ceAbstractionStarter]: At program point L737(line 737) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,256 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 689 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,256 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 741) no Hoare annotation was computed. [2019-10-15 01:21:32,258 INFO L439 ceAbstractionStarter]: At program point L735-1(lines 729 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,258 INFO L443 ceAbstractionStarter]: For program point L700(lines 699 746) no Hoare annotation was computed. [2019-10-15 01:21:32,259 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 742) no Hoare annotation was computed. [2019-10-15 01:21:32,259 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 689 754) no Hoare annotation was computed. [2019-10-15 01:21:32,259 INFO L439 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,260 INFO L443 ceAbstractionStarter]: For program point L719(lines 719 725) no Hoare annotation was computed. [2019-10-15 01:21:32,260 INFO L443 ceAbstractionStarter]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2019-10-15 01:21:32,260 INFO L439 ceAbstractionStarter]: At program point L744(lines 699 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,261 INFO L439 ceAbstractionStarter]: At program point L711(line 711) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,261 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 715) no Hoare annotation was computed. [2019-10-15 01:21:32,261 INFO L443 ceAbstractionStarter]: For program point L709-1(lines 709 715) no Hoare annotation was computed. [2019-10-15 01:21:32,261 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 705) no Hoare annotation was computed. [2019-10-15 01:21:32,262 INFO L439 ceAbstractionStarter]: At program point L747(lines 698 748) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:32,263 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 689 754) no Hoare annotation was computed. [2019-10-15 01:21:32,263 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 419 464) no Hoare annotation was computed. [2019-10-15 01:21:32,263 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 446) no Hoare annotation was computed. [2019-10-15 01:21:32,264 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 419 464) no Hoare annotation was computed. [2019-10-15 01:21:32,264 INFO L443 ceAbstractionStarter]: For program point L433(lines 433 453) no Hoare annotation was computed. [2019-10-15 01:21:32,264 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 419 464) no Hoare annotation was computed. [2019-10-15 01:21:32,264 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 433 453) no Hoare annotation was computed. [2019-10-15 01:21:32,264 INFO L443 ceAbstractionStarter]: For program point L847(lines 847 855) no Hoare annotation was computed. [2019-10-15 01:21:32,264 INFO L443 ceAbstractionStarter]: For program point L847-2(lines 847 855) no Hoare annotation was computed. [2019-10-15 01:21:32,265 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 839 861) no Hoare annotation was computed. [2019-10-15 01:21:32,265 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 839 861) no Hoare annotation was computed. [2019-10-15 01:21:32,265 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 839 861) no Hoare annotation was computed. [2019-10-15 01:21:32,265 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 316 418) no Hoare annotation was computed. [2019-10-15 01:21:32,265 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 361) no Hoare annotation was computed. [2019-10-15 01:21:32,265 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 412) no Hoare annotation was computed. [2019-10-15 01:21:32,265 INFO L443 ceAbstractionStarter]: For program point L366(lines 365 385) no Hoare annotation was computed. [2019-10-15 01:21:32,266 INFO L443 ceAbstractionStarter]: For program point L397(line 397) no Hoare annotation was computed. [2019-10-15 01:21:32,266 INFO L443 ceAbstractionStarter]: For program point L397-1(line 397) no Hoare annotation was computed. [2019-10-15 01:21:32,266 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 403) no Hoare annotation was computed. [2019-10-15 01:21:32,266 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 316 418) no Hoare annotation was computed. [2019-10-15 01:21:32,266 INFO L443 ceAbstractionStarter]: For program point L381(line 381) no Hoare annotation was computed. [2019-10-15 01:21:32,266 INFO L443 ceAbstractionStarter]: For program point L381-1(line 381) no Hoare annotation was computed. [2019-10-15 01:21:32,266 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 344) no Hoare annotation was computed. [2019-10-15 01:21:32,266 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 415) no Hoare annotation was computed. [2019-10-15 01:21:32,267 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 316 418) no Hoare annotation was computed. [2019-10-15 01:21:32,267 INFO L443 ceAbstractionStarter]: For program point L367(lines 367 371) no Hoare annotation was computed. [2019-10-15 01:21:32,267 INFO L443 ceAbstractionStarter]: For program point L365-2(lines 365 385) no Hoare annotation was computed. [2019-10-15 01:21:32,267 INFO L443 ceAbstractionStarter]: For program point L386(lines 364 387) no Hoare annotation was computed. [2019-10-15 01:21:32,267 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 757 766) no Hoare annotation was computed. [2019-10-15 01:21:32,268 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 757 766) no Hoare annotation was computed. [2019-10-15 01:21:32,268 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 757 766) no Hoare annotation was computed. [2019-10-15 01:21:32,268 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:32,268 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:21:32,268 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:32,269 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 592 608) no Hoare annotation was computed. [2019-10-15 01:21:32,269 INFO L443 ceAbstractionStarter]: For program point L603(line 603) no Hoare annotation was computed. [2019-10-15 01:21:32,269 INFO L443 ceAbstractionStarter]: For program point L603-1(lines 592 608) no Hoare annotation was computed. [2019-10-15 01:21:32,270 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 592 608) no Hoare annotation was computed. [2019-10-15 01:21:32,270 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 605) no Hoare annotation was computed. [2019-10-15 01:21:32,270 INFO L443 ceAbstractionStarter]: For program point L597(line 597) no Hoare annotation was computed. [2019-10-15 01:21:32,270 INFO L443 ceAbstractionStarter]: For program point L597-1(line 597) no Hoare annotation was computed. [2019-10-15 01:21:32,271 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 862 870) the Hoare annotation is: true [2019-10-15 01:21:32,271 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 862 870) no Hoare annotation was computed. [2019-10-15 01:21:32,271 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 862 870) no Hoare annotation was computed. [2019-10-15 01:21:32,271 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 818 829) the Hoare annotation is: true [2019-10-15 01:21:32,271 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 818 829) no Hoare annotation was computed. [2019-10-15 01:21:32,271 INFO L443 ceAbstractionStarter]: For program point L822-1(lines 818 829) no Hoare annotation was computed. [2019-10-15 01:21:32,271 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:32,272 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:21:32,272 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:32,272 INFO L439 ceAbstractionStarter]: At program point L540(line 540) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-15 01:21:32,272 INFO L439 ceAbstractionStarter]: At program point L538(lines 538 544) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 01:21:32,272 INFO L439 ceAbstractionStarter]: At program point L533(line 533) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 01:21:32,272 INFO L443 ceAbstractionStarter]: For program point L531(lines 527 549) no Hoare annotation was computed. [2019-10-15 01:21:32,273 INFO L443 ceAbstractionStarter]: For program point L529(lines 527 549) no Hoare annotation was computed. [2019-10-15 01:21:32,273 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 524 550) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 01:21:32,273 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 524 550) no Hoare annotation was computed. [2019-10-15 01:21:32,273 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 524 550) no Hoare annotation was computed. [2019-10-15 01:21:32,273 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-15 01:21:32,273 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-15 01:21:32,274 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-15 01:21:32,275 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-15 01:21:32,275 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-15 01:21:32,275 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-15 01:21:32,275 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-15 01:21:32,275 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-15 01:21:32,276 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-15 01:21:32,276 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-15 01:21:32,276 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 830 838) the Hoare annotation is: true [2019-10-15 01:21:32,276 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 830 838) no Hoare annotation was computed. [2019-10-15 01:21:32,277 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 830 838) no Hoare annotation was computed. [2019-10-15 01:21:32,277 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 794 805) the Hoare annotation is: true [2019-10-15 01:21:32,278 INFO L443 ceAbstractionStarter]: For program point L798-1(lines 794 805) no Hoare annotation was computed. [2019-10-15 01:21:32,278 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 794 805) no Hoare annotation was computed. [2019-10-15 01:21:32,278 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-15 01:21:32,278 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-15 01:21:32,278 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:32,279 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-15 01:21:32,279 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:21:32,279 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:32,279 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 806 817) no Hoare annotation was computed. [2019-10-15 01:21:32,279 INFO L443 ceAbstractionStarter]: For program point L810-1(lines 806 817) no Hoare annotation was computed. [2019-10-15 01:21:32,279 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 806 817) the Hoare annotation is: true [2019-10-15 01:21:32,280 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 872 879) no Hoare annotation was computed. [2019-10-15 01:21:32,280 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 872 879) the Hoare annotation is: true [2019-10-15 01:21:32,280 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 872 879) no Hoare annotation was computed. [2019-10-15 01:21:32,280 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 876) no Hoare annotation was computed. [2019-10-15 01:21:32,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:21:32 BoogieIcfgContainer [2019-10-15 01:21:32,311 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:21:32,315 INFO L168 Benchmark]: Toolchain (without parser) took 5264.90 ms. Allocated memory was 139.5 MB in the beginning and 245.9 MB in the end (delta: 106.4 MB). Free memory was 103.1 MB in the beginning and 130.9 MB in the end (delta: -27.9 MB). Peak memory consumption was 118.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:32,317 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 01:21:32,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.49 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.8 MB in the beginning and 171.4 MB in the end (delta: -68.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:32,321 INFO L168 Benchmark]: Boogie Preprocessor took 80.59 ms. Allocated memory is still 203.9 MB. Free memory was 171.4 MB in the beginning and 167.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:32,323 INFO L168 Benchmark]: RCFGBuilder took 1226.16 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 167.4 MB in the beginning and 195.6 MB in the end (delta: -28.2 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:32,329 INFO L168 Benchmark]: TraceAbstraction took 3274.81 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 195.6 MB in the beginning and 130.9 MB in the end (delta: 64.7 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:32,342 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.49 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.8 MB in the beginning and 171.4 MB in the end (delta: -68.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.59 ms. Allocated memory is still 203.9 MB. Free memory was 171.4 MB in the beginning and 167.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1226.16 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 167.4 MB in the beginning and 195.6 MB in the end (delta: -28.2 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3274.81 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 195.6 MB in the beginning and 130.9 MB in the end (delta: 64.7 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 876]: 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: 699]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 3.1s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 523 SDtfs, 321 SDslu, 828 SDs, 0 SdLazy, 400 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=265occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 335 PreInvPairs, 361 NumberOfFragments, 395 HoareAnnotationTreeSize, 335 FomulaSimplifications, 152 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 856 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 261 NumberOfCodeBlocks, 261 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 27246 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...