/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:59:02,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:59:02,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:59:02,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:59:02,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:59:02,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:59:02,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:59:02,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:59:02,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:59:02,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:59:02,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:59:02,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:59:02,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:59:02,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:59:02,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:59:02,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:59:02,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:59:02,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:59:02,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:59:02,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:59:02,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:59:02,692 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:59:02,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:59:02,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:59:02,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:59:02,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:59:02,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:59:02,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:59:02,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:59:02,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:59:02,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:59:02,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:59:02,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:59:02,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:59:02,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:59:02,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:59:02,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:59:02,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:59:02,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:59:02,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:59:02,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:59:02,716 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 [2019-11-07 00:59:02,751 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:59:02,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:59:02,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:59:02,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:59:02,756 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:59:02,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:59:02,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:59:02,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:59:02,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:59:02,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:59:02,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:59:02,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:59:02,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:59:02,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:59:02,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:59:02,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:59:02,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:59:02,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:59:02,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:59:02,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:59:02,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:59:02,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:59:02,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:59:02,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:59:02,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:59:02,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:59:02,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:59:02,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:59:02,761 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 [2019-11-07 00:59:03,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:59:03,066 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:59:03,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:59:03,072 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:59:03,072 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:59:03,073 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-11-07 00:59:03,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/657b93ffb/5ac5c1b0333e4d969ebc47e3f7c4ed47/FLAGc60a89150 [2019-11-07 00:59:03,683 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:59:03,685 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-11-07 00:59:03,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/657b93ffb/5ac5c1b0333e4d969ebc47e3f7c4ed47/FLAGc60a89150 [2019-11-07 00:59:03,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/657b93ffb/5ac5c1b0333e4d969ebc47e3f7c4ed47 [2019-11-07 00:59:03,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:59:03,988 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:59:03,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:59:03,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:59:03,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:59:03,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:03" (1/1) ... [2019-11-07 00:59:03,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a9ed951 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:03, skipping insertion in model container [2019-11-07 00:59:03,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:03" (1/1) ... [2019-11-07 00:59:04,005 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:59:04,052 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:59:04,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:59:04,532 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:59:04,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:59:04,654 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:59:04,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04 WrapperNode [2019-11-07 00:59:04,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:59:04,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:59:04,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:59:04,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:59:04,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04" (1/1) ... [2019-11-07 00:59:04,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04" (1/1) ... [2019-11-07 00:59:04,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04" (1/1) ... [2019-11-07 00:59:04,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04" (1/1) ... [2019-11-07 00:59:04,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04" (1/1) ... [2019-11-07 00:59:04,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04" (1/1) ... [2019-11-07 00:59:04,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04" (1/1) ... [2019-11-07 00:59:04,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:59:04,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:59:04,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:59:04,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:59:04,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04" (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 [2019-11-07 00:59:04,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:59:04,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:59:04,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 00:59:04,815 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 00:59:04,815 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 00:59:04,816 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 00:59:04,817 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 00:59:04,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 00:59:04,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 00:59:04,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 00:59:04,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 00:59:04,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 00:59:04,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 00:59:04,820 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 00:59:04,820 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 00:59:04,820 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-11-07 00:59:04,823 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 00:59:04,823 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 00:59:04,823 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 00:59:04,823 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 00:59:04,823 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 00:59:04,824 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 00:59:04,824 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 00:59:04,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 00:59:04,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-11-07 00:59:04,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-11-07 00:59:04,824 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 00:59:04,825 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 00:59:04,825 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 00:59:04,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 00:59:04,825 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 00:59:04,825 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 00:59:04,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 00:59:04,825 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 00:59:04,826 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 00:59:04,826 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 00:59:04,826 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:59:04,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:59:04,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:59:04,827 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 00:59:04,827 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 00:59:04,827 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 00:59:04,827 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 00:59:04,827 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 00:59:04,827 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 00:59:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:59:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:59:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 00:59:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:59:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:59:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:59:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:59:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 00:59:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:59:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 00:59:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 00:59:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:59:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 00:59:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 00:59:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:59:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 00:59:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 00:59:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 00:59:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 00:59:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 00:59:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 00:59:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 00:59:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 00:59:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 00:59:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 00:59:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-11-07 00:59:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 00:59:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-11-07 00:59:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 00:59:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 00:59:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 00:59:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 00:59:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 00:59:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 00:59:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-11-07 00:59:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 00:59:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 00:59:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 00:59:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 00:59:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:59:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:59:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:59:04,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:59:05,788 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:59:05,789 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 00:59:05,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:05 BoogieIcfgContainer [2019-11-07 00:59:05,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:59:05,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:59:05,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:59:05,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:59:05,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:59:03" (1/3) ... [2019-11-07 00:59:05,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7120fd65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:05, skipping insertion in model container [2019-11-07 00:59:05,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:04" (2/3) ... [2019-11-07 00:59:05,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7120fd65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:05, skipping insertion in model container [2019-11-07 00:59:05,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:05" (3/3) ... [2019-11-07 00:59:05,799 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product11.cil.c [2019-11-07 00:59:05,810 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:59:05,820 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:59:05,834 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:59:05,864 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:59:05,864 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:59:05,865 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:59:05,865 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:59:05,865 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:59:05,865 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:59:05,865 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:59:05,866 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:59:05,894 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2019-11-07 00:59:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-07 00:59:05,905 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:05,907 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:05,908 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:05,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:05,915 INFO L82 PathProgramCache]: Analyzing trace with hash -536149365, now seen corresponding path program 1 times [2019-11-07 00:59:05,925 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:05,926 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710841688] [2019-11-07 00:59:05,926 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:06,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:06,310 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710841688] [2019-11-07 00:59:06,311 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:06,312 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 00:59:06,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025428803] [2019-11-07 00:59:06,318 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 00:59:06,319 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:06,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 00:59:06,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 00:59:06,338 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2019-11-07 00:59:06,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:06,396 INFO L93 Difference]: Finished difference Result 186 states and 233 transitions. [2019-11-07 00:59:06,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 00:59:06,398 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-11-07 00:59:06,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:06,412 INFO L225 Difference]: With dead ends: 186 [2019-11-07 00:59:06,412 INFO L226 Difference]: Without dead ends: 95 [2019-11-07 00:59:06,417 INFO L630 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 [2019-11-07 00:59:06,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-11-07 00:59:06,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-11-07 00:59:06,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-07 00:59:06,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2019-11-07 00:59:06,476 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 51 [2019-11-07 00:59:06,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:06,477 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2019-11-07 00:59:06,477 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 00:59:06,477 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2019-11-07 00:59:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 00:59:06,481 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:06,481 INFO L410 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] [2019-11-07 00:59:06,482 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:06,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:06,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1955999865, now seen corresponding path program 1 times [2019-11-07 00:59:06,483 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:06,483 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439244592] [2019-11-07 00:59:06,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:06,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:06,654 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439244592] [2019-11-07 00:59:06,654 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:06,654 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:59:06,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12431308] [2019-11-07 00:59:06,657 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:06,657 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:06,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:06,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:06,658 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 3 states. [2019-11-07 00:59:06,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:06,685 INFO L93 Difference]: Finished difference Result 126 states and 145 transitions. [2019-11-07 00:59:06,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:06,689 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-11-07 00:59:06,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:06,691 INFO L225 Difference]: With dead ends: 126 [2019-11-07 00:59:06,691 INFO L226 Difference]: Without dead ends: 86 [2019-11-07 00:59:06,694 INFO L630 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 [2019-11-07 00:59:06,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2019-11-07 00:59:06,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2019-11-07 00:59:06,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2019-11-07 00:59:06,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2019-11-07 00:59:06,713 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 52 [2019-11-07 00:59:06,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:06,714 INFO L462 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2019-11-07 00:59:06,714 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2019-11-07 00:59:06,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-07 00:59:06,721 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:06,723 INFO L410 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] [2019-11-07 00:59:06,724 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:06,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:06,724 INFO L82 PathProgramCache]: Analyzing trace with hash 989054586, now seen corresponding path program 1 times [2019-11-07 00:59:06,725 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:06,725 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609251875] [2019-11-07 00:59:06,725 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:06,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:06,919 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609251875] [2019-11-07 00:59:06,919 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:06,919 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:59:06,920 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60856259] [2019-11-07 00:59:06,920 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:59:06,920 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:06,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:59:06,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:59:06,921 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 7 states. [2019-11-07 00:59:07,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:07,273 INFO L93 Difference]: Finished difference Result 253 states and 306 transitions. [2019-11-07 00:59:07,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 00:59:07,274 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-11-07 00:59:07,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:07,287 INFO L225 Difference]: With dead ends: 253 [2019-11-07 00:59:07,291 INFO L226 Difference]: Without dead ends: 195 [2019-11-07 00:59:07,292 INFO L630 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 [2019-11-07 00:59:07,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2019-11-07 00:59:07,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 175. [2019-11-07 00:59:07,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-11-07 00:59:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 210 transitions. [2019-11-07 00:59:07,343 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 210 transitions. Word has length 56 [2019-11-07 00:59:07,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:07,345 INFO L462 AbstractCegarLoop]: Abstraction has 175 states and 210 transitions. [2019-11-07 00:59:07,346 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:59:07,346 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 210 transitions. [2019-11-07 00:59:07,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-07 00:59:07,349 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:07,349 INFO L410 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] [2019-11-07 00:59:07,349 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:07,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:07,350 INFO L82 PathProgramCache]: Analyzing trace with hash -1261077216, now seen corresponding path program 1 times [2019-11-07 00:59:07,350 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:07,351 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792492056] [2019-11-07 00:59:07,351 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:07,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:07,497 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792492056] [2019-11-07 00:59:07,498 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:07,498 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:59:07,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868906101] [2019-11-07 00:59:07,499 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:59:07,500 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:07,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:59:07,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:59:07,500 INFO L87 Difference]: Start difference. First operand 175 states and 210 transitions. Second operand 6 states. [2019-11-07 00:59:07,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:07,673 INFO L93 Difference]: Finished difference Result 451 states and 564 transitions. [2019-11-07 00:59:07,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:07,673 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2019-11-07 00:59:07,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:07,678 INFO L225 Difference]: With dead ends: 451 [2019-11-07 00:59:07,678 INFO L226 Difference]: Without dead ends: 304 [2019-11-07 00:59:07,680 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 00:59:07,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2019-11-07 00:59:07,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 298. [2019-11-07 00:59:07,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2019-11-07 00:59:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 360 transitions. [2019-11-07 00:59:07,709 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 360 transitions. Word has length 59 [2019-11-07 00:59:07,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:07,709 INFO L462 AbstractCegarLoop]: Abstraction has 298 states and 360 transitions. [2019-11-07 00:59:07,709 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:59:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 360 transitions. [2019-11-07 00:59:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-07 00:59:07,711 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:07,711 INFO L410 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] [2019-11-07 00:59:07,711 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:07,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:07,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1219688068, now seen corresponding path program 1 times [2019-11-07 00:59:07,713 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:07,714 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911817480] [2019-11-07 00:59:07,714 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:07,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:07,858 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911817480] [2019-11-07 00:59:07,858 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:07,859 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:59:07,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455254285] [2019-11-07 00:59:07,859 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:59:07,861 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:07,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:59:07,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:59:07,862 INFO L87 Difference]: Start difference. First operand 298 states and 360 transitions. Second operand 6 states. [2019-11-07 00:59:08,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:08,022 INFO L93 Difference]: Finished difference Result 536 states and 665 transitions. [2019-11-07 00:59:08,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 00:59:08,023 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2019-11-07 00:59:08,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:08,023 INFO L225 Difference]: With dead ends: 536 [2019-11-07 00:59:08,024 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 00:59:08,027 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 00:59:08,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 00:59:08,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 00:59:08,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 00:59:08,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 00:59:08,028 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-11-07 00:59:08,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:08,029 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 00:59:08,029 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:59:08,029 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 00:59:08,029 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 00:59:08,034 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 00:59:08,657 INFO L443 ceAbstractionStarter]: For program point L161(lines 161 165) no Hoare annotation was computed. [2019-11-07 00:59:08,657 INFO L443 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2019-11-07 00:59:08,657 INFO L443 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-11-07 00:59:08,657 INFO L443 ceAbstractionStarter]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2019-11-07 00:59:08,657 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2019-11-07 00:59:08,657 INFO L443 ceAbstractionStarter]: For program point L177(lines 154 178) no Hoare annotation was computed. [2019-11-07 00:59:08,657 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2019-11-07 00:59:08,658 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2019-11-07 00:59:08,658 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2019-11-07 00:59:08,658 INFO L443 ceAbstractionStarter]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2019-11-07 00:59:08,658 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2019-11-07 00:59:08,658 INFO L443 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2019-11-07 00:59:08,658 INFO L443 ceAbstractionStarter]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2019-11-07 00:59:08,658 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2019-11-07 00:59:08,658 INFO L443 ceAbstractionStarter]: For program point L238(lines 211 239) no Hoare annotation was computed. [2019-11-07 00:59:08,659 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2019-11-07 00:59:08,659 INFO L443 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-11-07 00:59:08,659 INFO L443 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2019-11-07 00:59:08,659 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-11-07 00:59:08,659 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-11-07 00:59:08,659 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-11-07 00:59:08,659 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-11-07 00:59:08,660 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-11-07 00:59:08,660 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 866 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,660 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 866 888) no Hoare annotation was computed. [2019-11-07 00:59:08,660 INFO L439 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,661 INFO L439 ceAbstractionStarter]: At program point L878-1(line 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,662 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 866 888) no Hoare annotation was computed. [2019-11-07 00:59:08,662 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 883) no Hoare annotation was computed. [2019-11-07 00:59:08,662 INFO L443 ceAbstractionStarter]: For program point L876-1(lines 876 883) no Hoare annotation was computed. [2019-11-07 00:59:08,662 INFO L443 ceAbstractionStarter]: For program point L874(line 874) no Hoare annotation was computed. [2019-11-07 00:59:08,662 INFO L439 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,663 INFO L439 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,663 INFO L439 ceAbstractionStarter]: At program point L872-1(line 872) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,663 INFO L443 ceAbstractionStarter]: For program point L833(line 833) no Hoare annotation was computed. [2019-11-07 00:59:08,663 INFO L443 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2019-11-07 00:59:08,663 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 824 847) no Hoare annotation was computed. [2019-11-07 00:59:08,664 INFO L443 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2019-11-07 00:59:08,664 INFO L443 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2019-11-07 00:59:08,664 INFO L443 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2019-11-07 00:59:08,664 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 824 847) no Hoare annotation was computed. [2019-11-07 00:59:08,664 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 824 847) no Hoare annotation was computed. [2019-11-07 00:59:08,665 INFO L443 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2019-11-07 00:59:08,665 INFO L443 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2019-11-07 00:59:08,665 INFO L443 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2019-11-07 00:59:08,665 INFO L443 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2019-11-07 00:59:08,665 INFO L443 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2019-11-07 00:59:08,665 INFO L443 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2019-11-07 00:59:08,665 INFO L443 ceAbstractionStarter]: For program point L836(line 836) no Hoare annotation was computed. [2019-11-07 00:59:08,665 INFO L443 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2019-11-07 00:59:08,665 INFO L443 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2019-11-07 00:59:08,666 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 578 592) no Hoare annotation was computed. [2019-11-07 00:59:08,666 INFO L439 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 00:59:08,666 INFO L443 ceAbstractionStarter]: For program point L582(lines 582 588) no Hoare annotation was computed. [2019-11-07 00:59:08,666 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 578 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 00:59:08,666 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 578 592) no Hoare annotation was computed. [2019-11-07 00:59:08,666 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 488 495) no Hoare annotation was computed. [2019-11-07 00:59:08,666 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 488 495) no Hoare annotation was computed. [2019-11-07 00:59:08,666 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 488 495) no Hoare annotation was computed. [2019-11-07 00:59:08,667 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 533 541) no Hoare annotation was computed. [2019-11-07 00:59:08,667 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 533 541) the Hoare annotation is: true [2019-11-07 00:59:08,667 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 533 541) no Hoare annotation was computed. [2019-11-07 00:59:08,667 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-11-07 00:59:08,667 INFO L443 ceAbstractionStarter]: For program point L572-1(line 572) no Hoare annotation was computed. [2019-11-07 00:59:08,668 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 569) no Hoare annotation was computed. [2019-11-07 00:59:08,669 INFO L443 ceAbstractionStarter]: For program point L561-2(lines 561 569) no Hoare annotation was computed. [2019-11-07 00:59:08,669 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 542 577) no Hoare annotation was computed. [2019-11-07 00:59:08,669 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 542 577) no Hoare annotation was computed. [2019-11-07 00:59:08,669 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 557) no Hoare annotation was computed. [2019-11-07 00:59:08,669 INFO L443 ceAbstractionStarter]: For program point L549-2(lines 549 557) no Hoare annotation was computed. [2019-11-07 00:59:08,669 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 542 577) no Hoare annotation was computed. [2019-11-07 00:59:08,669 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-11-07 00:59:08,669 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-11-07 00:59:08,669 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2019-11-07 00:59:08,670 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2019-11-07 00:59:08,670 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2019-11-07 00:59:08,670 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 424) no Hoare annotation was computed. [2019-11-07 00:59:08,670 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 431) no Hoare annotation was computed. [2019-11-07 00:59:08,670 INFO L443 ceAbstractionStarter]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2019-11-07 00:59:08,670 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2019-11-07 00:59:08,670 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2019-11-07 00:59:08,670 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2019-11-07 00:59:08,671 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 855 865) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,671 INFO L439 ceAbstractionStarter]: At program point L860(line 860) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,671 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 855 865) no Hoare annotation was computed. [2019-11-07 00:59:08,671 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 855 865) no Hoare annotation was computed. [2019-11-07 00:59:08,671 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 522 532) no Hoare annotation was computed. [2019-11-07 00:59:08,671 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-11-07 00:59:08,671 INFO L443 ceAbstractionStarter]: For program point L527-1(line 527) no Hoare annotation was computed. [2019-11-07 00:59:08,672 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 522 532) no Hoare annotation was computed. [2019-11-07 00:59:08,672 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 522 532) no Hoare annotation was computed. [2019-11-07 00:59:08,672 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 514 521) the Hoare annotation is: true [2019-11-07 00:59:08,672 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 514 521) no Hoare annotation was computed. [2019-11-07 00:59:08,673 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 514 521) no Hoare annotation was computed. [2019-11-07 00:59:08,673 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 481 487) no Hoare annotation was computed. [2019-11-07 00:59:08,673 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 481 487) the Hoare annotation is: true [2019-11-07 00:59:08,674 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 613) no Hoare annotation was computed. [2019-11-07 00:59:08,674 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 597 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,674 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 597 662) no Hoare annotation was computed. [2019-11-07 00:59:08,674 INFO L439 ceAbstractionStarter]: At program point L655(lines 606 656) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,677 INFO L439 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,677 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 649) no Hoare annotation was computed. [2019-11-07 00:59:08,677 INFO L439 ceAbstractionStarter]: At program point L643-1(lines 637 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,677 INFO L443 ceAbstractionStarter]: For program point L608(lines 607 654) no Hoare annotation was computed. [2019-11-07 00:59:08,677 INFO L443 ceAbstractionStarter]: For program point L637(lines 637 650) no Hoare annotation was computed. [2019-11-07 00:59:08,678 INFO L439 ceAbstractionStarter]: At program point L629(line 629) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,678 INFO L443 ceAbstractionStarter]: For program point L627(lines 627 633) no Hoare annotation was computed. [2019-11-07 00:59:08,678 INFO L443 ceAbstractionStarter]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2019-11-07 00:59:08,678 INFO L439 ceAbstractionStarter]: At program point L652(lines 607 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,678 INFO L439 ceAbstractionStarter]: At program point L619(line 619) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,679 INFO L443 ceAbstractionStarter]: For program point L617(lines 617 623) no Hoare annotation was computed. [2019-11-07 00:59:08,679 INFO L443 ceAbstractionStarter]: For program point L617-1(lines 617 623) no Hoare annotation was computed. [2019-11-07 00:59:08,679 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 597 662) no Hoare annotation was computed. [2019-11-07 00:59:08,679 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2019-11-07 00:59:08,679 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2019-11-07 00:59:08,679 INFO L443 ceAbstractionStarter]: For program point L371(lines 371 378) no Hoare annotation was computed. [2019-11-07 00:59:08,679 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2019-11-07 00:59:08,679 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 385) no Hoare annotation was computed. [2019-11-07 00:59:08,679 INFO L443 ceAbstractionStarter]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2019-11-07 00:59:08,680 INFO L439 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 00:59:08,680 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 701) no Hoare annotation was computed. [2019-11-07 00:59:08,680 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 704) no Hoare annotation was computed. [2019-11-07 00:59:08,680 INFO L439 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 00:59:08,680 INFO L443 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2019-11-07 00:59:08,680 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 707) no Hoare annotation was computed. [2019-11-07 00:59:08,681 INFO L443 ceAbstractionStarter]: For program point L690-1(lines 682 710) no Hoare annotation was computed. [2019-11-07 00:59:08,681 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 682 710) the Hoare annotation is: true [2019-11-07 00:59:08,681 INFO L446 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: true [2019-11-07 00:59:08,681 INFO L443 ceAbstractionStarter]: For program point L688-1(line 688) no Hoare annotation was computed. [2019-11-07 00:59:08,681 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 682 710) no Hoare annotation was computed. [2019-11-07 00:59:08,682 INFO L443 ceAbstractionStarter]: For program point L768(lines 768 776) no Hoare annotation was computed. [2019-11-07 00:59:08,682 INFO L443 ceAbstractionStarter]: For program point L768-2(lines 768 776) no Hoare annotation was computed. [2019-11-07 00:59:08,682 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 760 782) no Hoare annotation was computed. [2019-11-07 00:59:08,682 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 760 782) no Hoare annotation was computed. [2019-11-07 00:59:08,682 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 760 782) no Hoare annotation was computed. [2019-11-07 00:59:08,682 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 674 681) the Hoare annotation is: true [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 674 681) no Hoare annotation was computed. [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 674 681) no Hoare annotation was computed. [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point L318(lines 296 319) no Hoare annotation was computed. [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 293) no Hoare annotation was computed. [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 344) no Hoare annotation was computed. [2019-11-07 00:59:08,683 INFO L443 ceAbstractionStarter]: For program point L298(lines 297 317) no Hoare annotation was computed. [2019-11-07 00:59:08,684 INFO L443 ceAbstractionStarter]: For program point L329(line 329) no Hoare annotation was computed. [2019-11-07 00:59:08,684 INFO L443 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2019-11-07 00:59:08,684 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 335) no Hoare annotation was computed. [2019-11-07 00:59:08,684 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2019-11-07 00:59:08,684 INFO L443 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2019-11-07 00:59:08,684 INFO L443 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2019-11-07 00:59:08,684 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2019-11-07 00:59:08,685 INFO L443 ceAbstractionStarter]: For program point L272(lines 272 276) no Hoare annotation was computed. [2019-11-07 00:59:08,685 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 347) no Hoare annotation was computed. [2019-11-07 00:59:08,685 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2019-11-07 00:59:08,685 INFO L443 ceAbstractionStarter]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2019-11-07 00:59:08,685 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:08,685 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:59:08,685 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:08,686 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-07 00:59:08,686 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 497 513) no Hoare annotation was computed. [2019-11-07 00:59:08,686 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 497 513) no Hoare annotation was computed. [2019-11-07 00:59:08,686 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 497 513) no Hoare annotation was computed. [2019-11-07 00:59:08,686 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 510) no Hoare annotation was computed. [2019-11-07 00:59:08,686 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-07 00:59:08,686 INFO L443 ceAbstractionStarter]: For program point L502-1(line 502) no Hoare annotation was computed. [2019-11-07 00:59:08,686 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 783 791) no Hoare annotation was computed. [2019-11-07 00:59:08,687 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 783 791) no Hoare annotation was computed. [2019-11-07 00:59:08,687 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 783 791) no Hoare annotation was computed. [2019-11-07 00:59:08,687 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:08,687 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 00:59:08,687 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:08,687 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 739 750) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:08,687 INFO L443 ceAbstractionStarter]: For program point L743-1(lines 739 750) no Hoare annotation was computed. [2019-11-07 00:59:08,688 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 739 750) no Hoare annotation was computed. [2019-11-07 00:59:08,688 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 751 759) the Hoare annotation is: true [2019-11-07 00:59:08,688 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 751 759) no Hoare annotation was computed. [2019-11-07 00:59:08,688 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 751 759) no Hoare annotation was computed. [2019-11-07 00:59:08,688 INFO L439 ceAbstractionStarter]: At program point L470(line 470) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0))) [2019-11-07 00:59:08,689 INFO L446 ceAbstractionStarter]: At program point L468(lines 468 474) the Hoare annotation is: true [2019-11-07 00:59:08,689 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 457 480) the Hoare annotation is: true [2019-11-07 00:59:08,689 INFO L439 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 00:59:08,689 INFO L443 ceAbstractionStarter]: For program point L461(lines 460 479) no Hoare annotation was computed. [2019-11-07 00:59:08,689 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 457 480) no Hoare annotation was computed. [2019-11-07 00:59:08,689 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 457 480) no Hoare annotation was computed. [2019-11-07 00:59:08,689 INFO L446 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: true [2019-11-07 00:59:08,690 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 794 823) no Hoare annotation was computed. [2019-11-07 00:59:08,690 INFO L443 ceAbstractionStarter]: For program point L800-1(line 800) no Hoare annotation was computed. [2019-11-07 00:59:08,690 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 794 823) the Hoare annotation is: true [2019-11-07 00:59:08,690 INFO L446 ceAbstractionStarter]: At program point L819(lines 794 823) the Hoare annotation is: true [2019-11-07 00:59:08,690 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-11-07 00:59:08,690 INFO L443 ceAbstractionStarter]: For program point L808(lines 808 812) no Hoare annotation was computed. [2019-11-07 00:59:08,690 INFO L446 ceAbstractionStarter]: At program point L808-1(lines 808 812) the Hoare annotation is: true [2019-11-07 00:59:08,690 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-11-07 00:59:08,691 INFO L446 ceAbstractionStarter]: At program point L804-2(lines 804 818) the Hoare annotation is: true [2019-11-07 00:59:08,691 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 715 726) the Hoare annotation is: true [2019-11-07 00:59:08,691 INFO L443 ceAbstractionStarter]: For program point L719-1(lines 715 726) no Hoare annotation was computed. [2019-11-07 00:59:08,691 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 715 726) no Hoare annotation was computed. [2019-11-07 00:59:08,691 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 848 854) no Hoare annotation was computed. [2019-11-07 00:59:08,691 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 848 854) the Hoare annotation is: true [2019-11-07 00:59:08,691 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:08,692 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-07 00:59:08,692 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:59:08,692 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:08,692 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 727 738) no Hoare annotation was computed. [2019-11-07 00:59:08,692 INFO L443 ceAbstractionStarter]: For program point L731-1(lines 727 738) no Hoare annotation was computed. [2019-11-07 00:59:08,692 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 727 738) the Hoare annotation is: true [2019-11-07 00:59:08,692 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 664 671) no Hoare annotation was computed. [2019-11-07 00:59:08,693 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 664 671) the Hoare annotation is: true [2019-11-07 00:59:08,694 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 664 671) no Hoare annotation was computed. [2019-11-07 00:59:08,694 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2019-11-07 00:59:08,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:59:08 BoogieIcfgContainer [2019-11-07 00:59:08,718 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 00:59:08,722 INFO L168 Benchmark]: Toolchain (without parser) took 4731.74 ms. Allocated memory was 146.3 MB in the beginning and 245.4 MB in the end (delta: 99.1 MB). Free memory was 101.8 MB in the beginning and 156.0 MB in the end (delta: -54.1 MB). Peak memory consumption was 110.8 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:08,725 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 00:59:08,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.99 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 101.6 MB in the beginning and 171.0 MB in the end (delta: -69.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:08,728 INFO L168 Benchmark]: Boogie Preprocessor took 78.34 ms. Allocated memory is still 203.9 MB. Free memory was 171.0 MB in the beginning and 166.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:08,734 INFO L168 Benchmark]: RCFGBuilder took 1056.56 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 166.4 MB in the beginning and 196.4 MB in the end (delta: -30.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:08,735 INFO L168 Benchmark]: TraceAbstraction took 2926.63 ms. Allocated memory was 234.9 MB in the beginning and 245.4 MB in the end (delta: 10.5 MB). Free memory was 195.0 MB in the beginning and 156.0 MB in the end (delta: 39.1 MB). Peak memory consumption was 115.4 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:08,748 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 146.3 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 665.99 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 101.6 MB in the beginning and 171.0 MB in the end (delta: -69.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.34 ms. Allocated memory is still 203.9 MB. Free memory was 171.0 MB in the beginning and 166.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1056.56 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 166.4 MB in the beginning and 196.4 MB in the end (delta: -30.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2926.63 ms. Allocated memory was 234.9 MB in the beginning and 245.4 MB in the end (delta: 10.5 MB). Free memory was 195.0 MB in the beginning and 156.0 MB in the end (delta: 39.1 MB). Peak memory consumption was 115.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 668]: 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: 606]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 212 locations, 1 error locations. Result: SAFE, OverallTime: 2.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 516 SDtfs, 255 SDslu, 1048 SDs, 0 SdLazy, 238 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=298occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 26 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 302 PreInvPairs, 343 NumberOfFragments, 409 HoareAnnotationTreeSize, 302 FomulaSimplifications, 300 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 1231 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 27804 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...