./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79b21ff72ec330797470eae9e06bb1504f09bc51 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:33:15,732 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:33:15,733 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:33:15,740 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:33:15,740 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:33:15,741 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:33:15,742 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:33:15,744 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:33:15,745 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:33:15,746 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:33:15,747 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:33:15,747 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:33:15,748 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:33:15,748 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:33:15,749 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:33:15,750 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:33:15,751 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:33:15,752 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:33:15,754 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:33:15,755 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:33:15,755 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:33:15,756 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:33:15,758 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:33:15,758 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:33:15,758 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:33:15,759 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:33:15,759 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:33:15,760 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:33:15,760 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:33:15,761 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:33:15,762 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:33:15,762 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:33:15,762 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:33:15,763 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:33:15,763 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:33:15,764 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:33:15,764 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:33:15,773 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:33:15,774 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:33:15,774 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:33:15,775 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:33:15,775 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:33:15,775 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:33:15,775 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:33:15,775 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:33:15,776 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:33:15,776 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:33:15,776 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:33:15,776 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:33:15,777 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:33:15,777 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:33:15,777 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:33:15,777 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:33:15,777 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:33:15,777 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:33:15,778 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:33:15,778 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:33:15,778 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:33:15,778 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:33:15,778 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:33:15,779 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:33:15,779 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:33:15,779 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:33:15,779 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:33:15,779 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:33:15,779 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:33:15,780 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:33:15,780 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:33:15,780 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:33:15,780 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:33:15,780 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:33:15,780 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79b21ff72ec330797470eae9e06bb1504f09bc51 [2018-11-10 13:33:15,809 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:33:15,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:33:15,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:33:15,824 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:33:15,824 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:33:15,825 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-10 13:33:15,878 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/data/cef7c59e7/fc5e734725e94144967ec97e87cdbde8/FLAGea0691abf [2018-11-10 13:33:16,274 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:33:16,275 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/sv-benchmarks/c/product-lines/minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-10 13:33:16,288 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/data/cef7c59e7/fc5e734725e94144967ec97e87cdbde8/FLAGea0691abf [2018-11-10 13:33:16,300 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/data/cef7c59e7/fc5e734725e94144967ec97e87cdbde8 [2018-11-10 13:33:16,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:33:16,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:33:16,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:33:16,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:33:16,307 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:33:16,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23082619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16, skipping insertion in model container [2018-11-10 13:33:16,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:33:16,356 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:33:16,582 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:33:16,591 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:33:16,655 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:33:16,675 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:33:16,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16 WrapperNode [2018-11-10 13:33:16,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:33:16,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:33:16,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:33:16,676 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:33:16,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:33:16,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:33:16,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:33:16,771 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:33:16,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... [2018-11-10 13:33:16,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:33:16,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:33:16,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:33:16,809 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:33:16,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/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 [2018-11-10 13:33:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 13:33:16,865 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 13:33:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:33:16,866 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:33:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 13:33:16,866 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 13:33:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 13:33:16,867 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 13:33:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 13:33:16,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 13:33:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 13:33:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 13:33:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 13:33:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 13:33:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 13:33:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 13:33:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 13:33:16,868 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 13:33:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 13:33:16,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 13:33:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 13:33:16,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 13:33:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 13:33:16,869 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 13:33:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 13:33:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 13:33:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 13:33:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 13:33:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 13:33:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 13:33:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 13:33:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 13:33:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 13:33:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 13:33:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 13:33:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 13:33:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:33:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:33:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 13:33:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 13:33:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 13:33:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 13:33:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 13:33:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 13:33:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 13:33:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 13:33:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-10 13:33:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-10 13:33:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:33:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:33:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 13:33:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 13:33:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:33:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:33:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 13:33:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 13:33:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-10 13:33:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-10 13:33:17,480 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:33:17,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:33:17 BoogieIcfgContainer [2018-11-10 13:33:17,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:33:17,481 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:33:17,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:33:17,483 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:33:17,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:33:16" (1/3) ... [2018-11-10 13:33:17,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8ba7569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:33:17, skipping insertion in model container [2018-11-10 13:33:17,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:33:16" (2/3) ... [2018-11-10 13:33:17,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8ba7569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:33:17, skipping insertion in model container [2018-11-10 13:33:17,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:33:17" (3/3) ... [2018-11-10 13:33:17,486 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48_true-unreach-call_false-termination.cil.c [2018-11-10 13:33:17,496 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:33:17,504 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:33:17,520 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:33:17,552 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:33:17,552 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:33:17,552 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:33:17,553 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:33:17,553 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:33:17,553 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:33:17,553 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:33:17,553 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:33:17,574 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2018-11-10 13:33:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 13:33:17,583 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:33:17,584 INFO L375 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] [2018-11-10 13:33:17,587 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:33:17,593 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:17,593 INFO L82 PathProgramCache]: Analyzing trace with hash -98208856, now seen corresponding path program 1 times [2018-11-10 13:33:17,595 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:33:17,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:17,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:33:17,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:17,633 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:33:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:33:17,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:33:17,828 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:33:17,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 13:33:17,828 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:33:17,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 13:33:17,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 13:33:17,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:33:17,845 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 2 states. [2018-11-10 13:33:17,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:33:17,874 INFO L93 Difference]: Finished difference Result 284 states and 353 transitions. [2018-11-10 13:33:17,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 13:33:17,875 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 13:33:17,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:33:17,888 INFO L225 Difference]: With dead ends: 284 [2018-11-10 13:33:17,888 INFO L226 Difference]: Without dead ends: 142 [2018-11-10 13:33:17,892 INFO L605 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 [2018-11-10 13:33:17,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-11-10 13:33:17,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-11-10 13:33:17,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-10 13:33:17,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 168 transitions. [2018-11-10 13:33:17,935 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 168 transitions. Word has length 46 [2018-11-10 13:33:17,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:33:17,936 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 168 transitions. [2018-11-10 13:33:17,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 13:33:17,936 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 168 transitions. [2018-11-10 13:33:17,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 13:33:17,938 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:33:17,938 INFO L375 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] [2018-11-10 13:33:17,938 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:33:17,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:17,939 INFO L82 PathProgramCache]: Analyzing trace with hash 175555504, now seen corresponding path program 1 times [2018-11-10 13:33:17,939 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:33:17,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:17,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:33:17,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:17,940 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:33:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:33:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:33:18,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:33:18,047 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:33:18,047 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:33:18,049 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 13:33:18,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:33:18,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:33:18,050 INFO L87 Difference]: Start difference. First operand 142 states and 168 transitions. Second operand 3 states. [2018-11-10 13:33:18,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:33:18,074 INFO L93 Difference]: Finished difference Result 221 states and 261 transitions. [2018-11-10 13:33:18,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:33:18,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 13:33:18,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:33:18,080 INFO L225 Difference]: With dead ends: 221 [2018-11-10 13:33:18,080 INFO L226 Difference]: Without dead ends: 132 [2018-11-10 13:33:18,081 INFO L605 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 [2018-11-10 13:33:18,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-10 13:33:18,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-10 13:33:18,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-10 13:33:18,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2018-11-10 13:33:18,096 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 48 [2018-11-10 13:33:18,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:33:18,097 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2018-11-10 13:33:18,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 13:33:18,097 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2018-11-10 13:33:18,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 13:33:18,099 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:33:18,099 INFO L375 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] [2018-11-10 13:33:18,099 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:33:18,099 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:18,100 INFO L82 PathProgramCache]: Analyzing trace with hash 810008198, now seen corresponding path program 1 times [2018-11-10 13:33:18,100 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:33:18,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:18,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:33:18,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:18,101 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:33:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:33:18,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:33:18,231 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:33:18,232 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:33:18,232 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:33:18,232 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:33:18,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:33:18,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:33:18,233 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 7 states. [2018-11-10 13:33:18,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:33:18,696 INFO L93 Difference]: Finished difference Result 399 states and 486 transitions. [2018-11-10 13:33:18,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:33:18,698 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-10 13:33:18,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:33:18,701 INFO L225 Difference]: With dead ends: 399 [2018-11-10 13:33:18,701 INFO L226 Difference]: Without dead ends: 291 [2018-11-10 13:33:18,702 INFO L605 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 [2018-11-10 13:33:18,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-11-10 13:33:18,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 279. [2018-11-10 13:33:18,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-11-10 13:33:18,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 339 transitions. [2018-11-10 13:33:18,738 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 339 transitions. Word has length 53 [2018-11-10 13:33:18,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:33:18,738 INFO L481 AbstractCegarLoop]: Abstraction has 279 states and 339 transitions. [2018-11-10 13:33:18,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:33:18,738 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 339 transitions. [2018-11-10 13:33:18,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 13:33:18,742 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:33:18,742 INFO L375 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] [2018-11-10 13:33:18,742 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:33:18,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:18,743 INFO L82 PathProgramCache]: Analyzing trace with hash -897733199, now seen corresponding path program 1 times [2018-11-10 13:33:18,743 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:33:18,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:18,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:33:18,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:18,744 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:33:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:33:18,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:33:18,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:33:18,840 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:33:18,840 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:33:18,841 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:33:18,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:33:18,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:33:18,841 INFO L87 Difference]: Start difference. First operand 279 states and 339 transitions. Second operand 6 states. [2018-11-10 13:33:19,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:33:19,063 INFO L93 Difference]: Finished difference Result 774 states and 965 transitions. [2018-11-10 13:33:19,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:33:19,063 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-10 13:33:19,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:33:19,067 INFO L225 Difference]: With dead ends: 774 [2018-11-10 13:33:19,068 INFO L226 Difference]: Without dead ends: 519 [2018-11-10 13:33:19,069 INFO L605 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 [2018-11-10 13:33:19,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2018-11-10 13:33:19,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 513. [2018-11-10 13:33:19,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-11-10 13:33:19,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 628 transitions. [2018-11-10 13:33:19,109 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 628 transitions. Word has length 58 [2018-11-10 13:33:19,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:33:19,110 INFO L481 AbstractCegarLoop]: Abstraction has 513 states and 628 transitions. [2018-11-10 13:33:19,110 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:33:19,110 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 628 transitions. [2018-11-10 13:33:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 13:33:19,114 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:33:19,114 INFO L375 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] [2018-11-10 13:33:19,115 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:33:19,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:19,115 INFO L82 PathProgramCache]: Analyzing trace with hash 691199797, now seen corresponding path program 1 times [2018-11-10 13:33:19,115 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:33:19,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:19,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:33:19,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:19,116 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:33:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:33:19,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:33:19,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:33:19,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:33:19,210 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:33:19,211 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:33:19,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:33:19,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:33:19,212 INFO L87 Difference]: Start difference. First operand 513 states and 628 transitions. Second operand 7 states. [2018-11-10 13:33:19,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:33:19,784 INFO L93 Difference]: Finished difference Result 1368 states and 1781 transitions. [2018-11-10 13:33:19,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 13:33:19,785 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2018-11-10 13:33:19,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:33:19,790 INFO L225 Difference]: With dead ends: 1368 [2018-11-10 13:33:19,790 INFO L226 Difference]: Without dead ends: 879 [2018-11-10 13:33:19,792 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:33:19,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2018-11-10 13:33:19,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 775. [2018-11-10 13:33:19,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 775 states. [2018-11-10 13:33:19,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 775 states and 937 transitions. [2018-11-10 13:33:19,851 INFO L78 Accepts]: Start accepts. Automaton has 775 states and 937 transitions. Word has length 62 [2018-11-10 13:33:19,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:33:19,851 INFO L481 AbstractCegarLoop]: Abstraction has 775 states and 937 transitions. [2018-11-10 13:33:19,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:33:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 937 transitions. [2018-11-10 13:33:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 13:33:19,854 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:33:19,854 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:33:19,854 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:33:19,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:19,855 INFO L82 PathProgramCache]: Analyzing trace with hash 2103129821, now seen corresponding path program 1 times [2018-11-10 13:33:19,855 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:33:19,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:19,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:33:19,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:19,856 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:33:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:33:19,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:33:19,928 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:33:19,928 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:33:19,928 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:33:19,928 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:33:19,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:33:19,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:33:19,929 INFO L87 Difference]: Start difference. First operand 775 states and 937 transitions. Second operand 6 states. [2018-11-10 13:33:20,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:33:20,004 INFO L93 Difference]: Finished difference Result 1554 states and 1938 transitions. [2018-11-10 13:33:20,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 13:33:20,004 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 100 [2018-11-10 13:33:20,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:33:20,008 INFO L225 Difference]: With dead ends: 1554 [2018-11-10 13:33:20,009 INFO L226 Difference]: Without dead ends: 803 [2018-11-10 13:33:20,011 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:33:20,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2018-11-10 13:33:20,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 795. [2018-11-10 13:33:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 795 states. [2018-11-10 13:33:20,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 795 states and 957 transitions. [2018-11-10 13:33:20,056 INFO L78 Accepts]: Start accepts. Automaton has 795 states and 957 transitions. Word has length 100 [2018-11-10 13:33:20,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:33:20,057 INFO L481 AbstractCegarLoop]: Abstraction has 795 states and 957 transitions. [2018-11-10 13:33:20,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:33:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 957 transitions. [2018-11-10 13:33:20,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 13:33:20,059 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:33:20,060 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:33:20,060 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:33:20,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:20,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1298351137, now seen corresponding path program 1 times [2018-11-10 13:33:20,060 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:33:20,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:20,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:33:20,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:20,061 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:33:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:33:20,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:33:20,143 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:33:20,143 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 13:33:20,143 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:33:20,143 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 13:33:20,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 13:33:20,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:33:20,144 INFO L87 Difference]: Start difference. First operand 795 states and 957 transitions. Second operand 8 states. [2018-11-10 13:33:20,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:33:20,211 INFO L93 Difference]: Finished difference Result 1594 states and 1978 transitions. [2018-11-10 13:33:20,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:33:20,212 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2018-11-10 13:33:20,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:33:20,216 INFO L225 Difference]: With dead ends: 1594 [2018-11-10 13:33:20,216 INFO L226 Difference]: Without dead ends: 823 [2018-11-10 13:33:20,234 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:33:20,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2018-11-10 13:33:20,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 811. [2018-11-10 13:33:20,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2018-11-10 13:33:20,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 973 transitions. [2018-11-10 13:33:20,282 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 973 transitions. Word has length 100 [2018-11-10 13:33:20,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:33:20,283 INFO L481 AbstractCegarLoop]: Abstraction has 811 states and 973 transitions. [2018-11-10 13:33:20,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 13:33:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 973 transitions. [2018-11-10 13:33:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 13:33:20,286 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:33:20,286 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:33:20,287 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:33:20,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:20,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1306110496, now seen corresponding path program 1 times [2018-11-10 13:33:20,287 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:33:20,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:20,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:33:20,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:20,288 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:33:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:33:20,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:33:20,363 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:33:20,363 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 13:33:20,363 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:33:20,363 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 13:33:20,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 13:33:20,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:33:20,364 INFO L87 Difference]: Start difference. First operand 811 states and 973 transitions. Second operand 4 states. [2018-11-10 13:33:20,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:33:20,675 INFO L93 Difference]: Finished difference Result 2579 states and 3242 transitions. [2018-11-10 13:33:20,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 13:33:20,676 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2018-11-10 13:33:20,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:33:20,686 INFO L225 Difference]: With dead ends: 2579 [2018-11-10 13:33:20,686 INFO L226 Difference]: Without dead ends: 1792 [2018-11-10 13:33:20,690 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:33:20,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1792 states. [2018-11-10 13:33:20,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1792 to 1761. [2018-11-10 13:33:20,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1761 states. [2018-11-10 13:33:20,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 2165 transitions. [2018-11-10 13:33:20,797 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 2165 transitions. Word has length 100 [2018-11-10 13:33:20,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:33:20,798 INFO L481 AbstractCegarLoop]: Abstraction has 1761 states and 2165 transitions. [2018-11-10 13:33:20,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 13:33:20,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2165 transitions. [2018-11-10 13:33:20,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 13:33:20,803 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:33:20,803 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:33:20,803 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:33:20,803 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:20,803 INFO L82 PathProgramCache]: Analyzing trace with hash 296510726, now seen corresponding path program 1 times [2018-11-10 13:33:20,803 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:33:20,804 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:20,804 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:33:20,804 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:33:20,804 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:33:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:33:20,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 13:33:20,926 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:33:20,926 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 13:33:20,927 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 105 with the following transitions: [2018-11-10 13:33:20,929 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [26], [36], [46], [47], [48], [51], [53], [54], [57], [61], [62], [63], [78], [81], [83], [87], [93], [97], [101], [104], [109], [112], [117], [123], [129], [137], [138], [139], [140], [141], [143], [148], [151], [152], [154], [159], [161], [162], [167], [169], [170], [171], [204], [208], [225], [230], [234], [235], [238], [240], [243], [245], [248], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [270], [277], [279], [280], [287], [288], [289], [290], [291], [292], [297], [301], [302], [303], [304], [305], [306], [313], [314], [315], [317], [318], [319], [321], [322], [323], [324], [325] [2018-11-10 13:33:20,984 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 13:33:20,984 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 13:33:27,776 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 13:33:27,777 INFO L272 AbstractInterpreter]: Visited 78 different actions 78 times. Never merged. Never widened. Never found a fixpoint. Largest state had 133 variables. [2018-11-10 13:33:27,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:33:27,782 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 13:33:33,402 INFO L227 lantSequenceWeakener]: Weakened 77 states. On average, predicates are now at 97.14% of their original sizes. [2018-11-10 13:33:33,402 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 13:33:34,085 INFO L415 sIntCurrentIteration]: We unified 103 AI predicates to 103 [2018-11-10 13:33:34,085 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 13:33:34,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:33:34,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [13] total 39 [2018-11-10 13:33:34,086 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:33:34,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-11-10 13:33:34,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-11-10 13:33:34,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=671, Unknown=0, NotChecked=0, Total=756 [2018-11-10 13:33:34,087 INFO L87 Difference]: Start difference. First operand 1761 states and 2165 transitions. Second operand 28 states. [2018-11-10 13:34:19,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:34:19,142 INFO L93 Difference]: Finished difference Result 3865 states and 4831 transitions. [2018-11-10 13:34:19,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-11-10 13:34:19,142 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 104 [2018-11-10 13:34:19,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:34:19,148 INFO L225 Difference]: With dead ends: 3865 [2018-11-10 13:34:19,148 INFO L226 Difference]: Without dead ends: 2128 [2018-11-10 13:34:19,152 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 131 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 756 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=299, Invalid=2781, Unknown=0, NotChecked=0, Total=3080 [2018-11-10 13:34:19,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2128 states. [2018-11-10 13:34:19,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2128 to 2068. [2018-11-10 13:34:19,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2068 states. [2018-11-10 13:34:19,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 2068 states and 2454 transitions. [2018-11-10 13:34:19,237 INFO L78 Accepts]: Start accepts. Automaton has 2068 states and 2454 transitions. Word has length 104 [2018-11-10 13:34:19,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:34:19,237 INFO L481 AbstractCegarLoop]: Abstraction has 2068 states and 2454 transitions. [2018-11-10 13:34:19,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-11-10 13:34:19,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2454 transitions. [2018-11-10 13:34:19,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 13:34:19,242 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:34:19,243 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:34:19,243 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:34:19,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:34:19,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1134909065, now seen corresponding path program 1 times [2018-11-10 13:34:19,243 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:34:19,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:34:19,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:34:19,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:34:19,244 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:34:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:34:19,362 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:34:19,362 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:34:19,362 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 13:34:19,362 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 158 with the following transitions: [2018-11-10 13:34:19,363 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [26], [33], [36], [46], [47], [48], [51], [53], [54], [57], [61], [62], [63], [66], [68], [74], [78], [81], [82], [83], [87], [93], [97], [101], [104], [107], [109], [112], [115], [117], [123], [129], [137], [138], [139], [140], [141], [143], [148], [151], [152], [154], [159], [161], [162], [167], [169], [170], [171], [201], [204], [208], [214], [217], [221], [225], [230], [234], [235], [238], [240], [243], [245], [248], [254], [256], [257], [258], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [270], [273], [274], [277], [279], [280], [281], [282], [285], [286], [287], [288], [289], [290], [291], [292], [297], [298], [301], [302], [303], [304], [305], [306], [311], [312], [313], [314], [315], [316], [317], [318], [319], [321], [322], [323], [324], [325] [2018-11-10 13:34:19,367 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 13:34:19,367 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 13:37:56,494 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 13:37:56,495 INFO L272 AbstractInterpreter]: Visited 117 different actions 2605 times. Merged at 22 different actions 241 times. Widened at 1 different actions 2 times. Found 46 fixpoints after 7 different actions. Largest state had 133 variables. [2018-11-10 13:37:56,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:37:56,497 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 13:38:41,174 INFO L227 lantSequenceWeakener]: Weakened 148 states. On average, predicates are now at 96.81% of their original sizes. [2018-11-10 13:38:41,174 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 13:38:43,637 INFO L415 sIntCurrentIteration]: We unified 156 AI predicates to 156 [2018-11-10 13:38:43,637 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 13:38:43,637 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:38:43,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [57] imperfect sequences [13] total 68 [2018-11-10 13:38:43,637 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:38:43,638 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-11-10 13:38:43,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-11-10 13:38:43,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=325, Invalid=2867, Unknown=0, NotChecked=0, Total=3192 [2018-11-10 13:38:43,639 INFO L87 Difference]: Start difference. First operand 2068 states and 2454 transitions. Second operand 57 states. [2018-11-10 13:40:41,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:40:41,776 INFO L93 Difference]: Finished difference Result 5385 states and 6932 transitions. [2018-11-10 13:40:41,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2018-11-10 13:40:41,776 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 157 [2018-11-10 13:40:41,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:40:41,777 INFO L225 Difference]: With dead ends: 5385 [2018-11-10 13:40:41,777 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 13:40:41,792 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 277 GetRequests, 95 SyntacticMatches, 6 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11126 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=2294, Invalid=29212, Unknown=0, NotChecked=0, Total=31506 [2018-11-10 13:40:41,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 13:40:41,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 13:40:41,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 13:40:41,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 13:40:41,793 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-11-10 13:40:41,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:40:41,793 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 13:40:41,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-11-10 13:40:41,793 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 13:40:41,793 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:40:41,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 13:40:42,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:42,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:43,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:43,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:43,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:43,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:43,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:43,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:43,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:43,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:43,656 WARN L179 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 455 DAG size of output: 375 [2018-11-10 13:40:44,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:44,947 WARN L179 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 371 [2018-11-10 13:40:45,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:45,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:46,628 WARN L179 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 385 [2018-11-10 13:40:47,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:47,868 WARN L179 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 380 [2018-11-10 13:40:48,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:48,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:48,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:49,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,192 WARN L179 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 479 DAG size of output: 407 [2018-11-10 13:40:50,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:50,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:40:51,560 WARN L179 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 458 DAG size of output: 390 [2018-11-10 13:40:51,762 WARN L179 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 15 [2018-11-10 13:40:52,665 WARN L179 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 32 [2018-11-10 13:40:53,917 WARN L179 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 457 DAG size of output: 40 [2018-11-10 13:40:54,175 WARN L179 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 1 [2018-11-10 13:40:54,817 WARN L179 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 40 [2018-11-10 13:40:55,030 WARN L179 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 1 [2018-11-10 13:40:55,482 WARN L179 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 1 [2018-11-10 13:40:56,788 WARN L179 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 367 DAG size of output: 54 [2018-11-10 13:40:58,330 WARN L179 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 455 DAG size of output: 41 [2018-11-10 13:40:58,925 WARN L179 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 41 [2018-11-10 13:40:59,231 WARN L179 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 19 [2018-11-10 13:40:59,546 WARN L179 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 18 [2018-11-10 13:40:59,759 WARN L179 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 1 [2018-11-10 13:41:00,988 WARN L179 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 365 DAG size of output: 45 [2018-11-10 13:41:01,255 WARN L179 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 1 [2018-11-10 13:41:03,041 WARN L179 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 469 DAG size of output: 38 [2018-11-10 13:41:05,248 WARN L179 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 417 DAG size of output: 97 [2018-11-10 13:41:05,486 WARN L179 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 26 [2018-11-10 13:41:05,662 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2018-11-10 13:41:06,375 WARN L179 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 34 [2018-11-10 13:41:06,719 WARN L179 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 19 [2018-11-10 13:41:06,843 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 38 [2018-11-10 13:41:06,971 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 38 [2018-11-10 13:41:07,513 WARN L179 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 27 [2018-11-10 13:41:08,911 WARN L179 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 462 DAG size of output: 39 [2018-11-10 13:41:10,118 WARN L179 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 348 DAG size of output: 82 [2018-11-10 13:41:12,394 WARN L179 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 391 DAG size of output: 107 [2018-11-10 13:41:12,750 WARN L179 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 26 [2018-11-10 13:41:13,274 WARN L179 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 23 [2018-11-10 13:41:13,685 WARN L179 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 37 [2018-11-10 13:41:14,613 WARN L179 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 57 [2018-11-10 13:41:14,884 WARN L179 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 1 [2018-11-10 13:41:15,181 WARN L179 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 1 [2018-11-10 13:41:16,345 WARN L179 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 57 [2018-11-10 13:41:16,834 WARN L179 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 1 [2018-11-10 13:41:17,453 WARN L179 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 49 [2018-11-10 13:41:19,038 WARN L179 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 352 DAG size of output: 77 [2018-11-10 13:41:19,520 WARN L179 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 26 [2018-11-10 13:41:19,965 WARN L179 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 18 [2018-11-10 13:41:21,924 WARN L179 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 489 DAG size of output: 41 [2018-11-10 13:41:22,170 WARN L179 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 1 [2018-11-10 13:41:22,902 WARN L179 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 40 [2018-11-10 13:41:24,420 WARN L179 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 405 DAG size of output: 68 [2018-11-10 13:41:26,623 WARN L179 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 397 DAG size of output: 86 [2018-11-10 13:41:27,919 WARN L179 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 469 DAG size of output: 40 [2018-11-10 13:41:27,922 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 955 961) the Hoare annotation is: true [2018-11-10 13:41:27,922 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 955 961) no Hoare annotation was computed. [2018-11-10 13:41:27,922 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 962 970) no Hoare annotation was computed. [2018-11-10 13:41:27,922 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 962 970) the Hoare annotation is: true [2018-11-10 13:41:27,922 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 962 970) no Hoare annotation was computed. [2018-11-10 13:41:27,922 INFO L421 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:41:27,922 INFO L421 ceAbstractionStarter]: At program point L225-1(line 225) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:41:27,922 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 219 241) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:41:27,923 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 219 241) no Hoare annotation was computed. [2018-11-10 13:41:27,923 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 219 241) no Hoare annotation was computed. [2018-11-10 13:41:27,923 INFO L421 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (or (and (<= ~systemActive~0 main_~tmp~0) (<= main_~tmp~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:41:27,923 INFO L421 ceAbstractionStarter]: At program point L231-1(line 231) the Hoare annotation is: (or (and (<= ~systemActive~0 main_~tmp~0) (<= main_~tmp~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:41:27,923 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2018-11-10 13:41:27,923 INFO L425 ceAbstractionStarter]: For program point L229-1(lines 229 236) no Hoare annotation was computed. [2018-11-10 13:41:27,923 INFO L425 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2018-11-10 13:41:27,923 INFO L421 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:41:27,923 INFO L421 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) (let ((.cse1 (+ ~methaneLevelCritical~0 1))) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0 (< .cse1 |old(~pumpRunning~0)|) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| .cse1))))) [2018-11-10 13:41:27,923 INFO L425 ceAbstractionStarter]: For program point L695-1(lines 676 700) no Hoare annotation was computed. [2018-11-10 13:41:27,923 INFO L421 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: (let ((.cse7 (+ ~methaneLevelCritical~0 1))) (let ((.cse2 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (* 2 |old(~pumpRunning~0)|)) (.cse5 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< .cse7 |old(~pumpRunning~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) .cse2 .cse3) (or (<= ~waterLevel~0 ~systemActive~0) (< 2 .cse4) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse3 .cse5) (or .cse0 .cse6 (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse0 .cse6 (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 3) (< 0 .cse4) .cse5) (or .cse0 .cse1 .cse3 (< |old(~pumpRunning~0)| .cse7))))) [2018-11-10 13:41:27,924 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 676 700) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (< (+ ~methaneLevelCritical~0 1) |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2018-11-10 13:41:27,924 INFO L421 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (+ ~methaneLevelCritical~0 processEnvironment__wrappee__methaneQuery_~tmp~5)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0)) (.cse6 (+ |old(~pumpRunning~0)| 1))) (and (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (< (+ ~methaneLevelCritical~0 1) |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse4 (and (<= 2 .cse5) (<= (* 2 processEnvironment__wrappee__methaneQuery_~tmp~5) 2) .cse1)) (or (and (<= (+ processEnvironment__wrappee__methaneQuery_~tmp~5 1) ~waterLevel~0) (<= 1 .cse5)) (< .cse6 ~systemActive~0) (< 2 (* 2 |old(~pumpRunning~0)|)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0) .cse3 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 .cse4 .cse2 (not (= ~waterLevel~0 1)) (< .cse6 ~methaneLevelCritical~0)))) [2018-11-10 13:41:27,924 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 692) no Hoare annotation was computed. [2018-11-10 13:41:27,924 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 676 700) no Hoare annotation was computed. [2018-11-10 13:41:27,924 INFO L421 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: (let ((.cse3 (+ ~methaneLevelCritical~0 1))) (let ((.cse1 (< .cse3 |old(~pumpRunning~0)|)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (< |old(~pumpRunning~0)| .cse3)) (or .cse4 .cse0 .cse1 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse4)))) [2018-11-10 13:41:27,924 INFO L425 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2018-11-10 13:41:27,924 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 697) no Hoare annotation was computed. [2018-11-10 13:41:27,924 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 835 849) no Hoare annotation was computed. [2018-11-10 13:41:27,924 INFO L421 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (<= ~systemActive~0 ~pumpRunning~0)) (.cse2 (< 2 (+ |old(~pumpRunning~0)| |old(~systemActive~0)|))) (.cse3 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1))) (and (or (and .cse0 (<= ~pumpRunning~0 ~systemActive~0)) (< (+ ~methaneLevelCritical~0 |old(~systemActive~0)|) 1) .cse1 .cse2 .cse3) (or (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse3) (or .cse4 (< (* 2 ~methaneLevelCritical~0) 2) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) (or .cse4 .cse1) (or (and .cse0 (<= 2 (+ ~pumpRunning~0 ~systemActive~0))) (not (= ~methaneLevelCritical~0 1)) (< (* 2 |old(~systemActive~0)|) 2) .cse2 .cse3))) [2018-11-10 13:41:27,924 INFO L425 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2018-11-10 13:41:27,925 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 835 849) the Hoare annotation is: (let ((.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse15 (+ |old(~pumpRunning~0)| 1)) (.cse14 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse0 (<= ~systemActive~0 ~pumpRunning~0)) (.cse4 (< 2 (+ |old(~pumpRunning~0)| |old(~systemActive~0)|))) (.cse2 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse7 (< .cse14 1)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (< (* 2 |old(~systemActive~0)|) 2)) (.cse10 (< .cse15 ~methaneLevelCritical~0)) (.cse1 (+ ~pumpRunning~0 ~systemActive~0)) (.cse12 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse13 (< .cse15 |old(~systemActive~0)|)) (.cse11 (or .cse9 .cse6)) (.cse5 (< (+ ~methaneLevelCritical~0 |old(~systemActive~0)|) 1))) (and (or (and .cse0 (<= 2 .cse1)) (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4) (or (and .cse0 (<= ~pumpRunning~0 ~systemActive~0)) .cse5 .cse6 .cse4 .cse7) (or (= |old(~systemActive~0)| 0) (and (not (= ~systemActive~0 0)) .cse8) (< 2 (* 2 |old(~pumpRunning~0)|)) .cse2 .cse7) (or .cse9 .cse8 (< (* 2 ~methaneLevelCritical~0) 2) .cse10) (or .cse11 .cse8) (or .cse9 (and (<= ~methaneLevelCritical~0 ~systemActive~0) (<= .cse12 2)) .cse13 .cse3 (< .cse14 0) .cse10) (or (and (<= .cse1 1) (<= 1 .cse12)) .cse13 .cse11 .cse5)))) [2018-11-10 13:41:27,925 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 835 849) no Hoare annotation was computed. [2018-11-10 13:41:27,925 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 771 779) no Hoare annotation was computed. [2018-11-10 13:41:27,925 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 771 779) the Hoare annotation is: true [2018-11-10 13:41:27,925 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 771 779) no Hoare annotation was computed. [2018-11-10 13:41:27,925 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 948 954) no Hoare annotation was computed. [2018-11-10 13:41:27,925 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 948 954) the Hoare annotation is: true [2018-11-10 13:41:27,925 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 206 215) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:41:27,925 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 206 215) no Hoare annotation was computed. [2018-11-10 13:41:27,925 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 206 215) no Hoare annotation was computed. [2018-11-10 13:41:27,925 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 760 770) the Hoare annotation is: true [2018-11-10 13:41:27,925 INFO L428 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: true [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point L765-1(line 765) no Hoare annotation was computed. [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 760 770) no Hoare annotation was computed. [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 760 770) no Hoare annotation was computed. [2018-11-10 13:41:27,926 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 752 759) the Hoare annotation is: (or (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 (* 2 |old(~pumpRunning~0)|)) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1)) [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 752 759) no Hoare annotation was computed. [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 752 759) no Hoare annotation was computed. [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-10 13:41:27,926 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 702 726) no Hoare annotation was computed. [2018-11-10 13:41:27,926 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 702 726) the Hoare annotation is: (let ((.cse2 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (< 2 (* 2 |old(~pumpRunning~0)|)) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< .cse2 1)) (or .cse1 .cse0 (< (+ ~methaneLevelCritical~0 1) |old(~pumpRunning~0)|) (< .cse2 0) (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1))) [2018-11-10 13:41:27,926 INFO L421 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse5 (< (+ ~methaneLevelCritical~0 1) |old(~pumpRunning~0)|)) (.cse2 (< .cse1 1)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (let ((.cse3 (* 2 ~methaneLevelCritical~0))) (or .cse0 (< 2 .cse1) .cse2 (< .cse3 2) (< 2 .cse3) (= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse4 (< 2 (* 2 |old(~pumpRunning~0)|)) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) (or .cse4 .cse0 .cse5 (< .cse1 0) .cse6) (or .cse0 .cse5 .cse2 .cse6)))) [2018-11-10 13:41:27,926 INFO L425 ceAbstractionStarter]: For program point L721-1(lines 702 726) no Hoare annotation was computed. [2018-11-10 13:41:27,927 INFO L421 ceAbstractionStarter]: At program point L716(line 716) the Hoare annotation is: (let ((.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< .cse1 0) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse1 1)) (let ((.cse2 (+ ~methaneLevelCritical~0 1))) (or .cse0 (< .cse2 |old(~pumpRunning~0)|) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| .cse2) (and (<= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (<= ~pumpRunning~0 (+ processEnvironment_~tmp~6 1)) (<= 1 (+ ~pumpRunning~0 processEnvironment_~tmp~6))))))) [2018-11-10 13:41:27,927 INFO L421 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< .cse1 0) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) (or .cse0 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (<= (+ ~pumpRunning~0 processEnvironment_~tmp~6) 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< .cse1 1)) (let ((.cse2 (+ ~methaneLevelCritical~0 1))) (or .cse0 (< .cse2 |old(~pumpRunning~0)|) (not (= ~methaneLevelCritical~0 0)) (< |old(~pumpRunning~0)| .cse2))))) [2018-11-10 13:41:27,927 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2018-11-10 13:41:27,927 INFO L421 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (and (or .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 (* 2 |old(~pumpRunning~0)|)) (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< .cse1 1)) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< .cse1 0) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)))) [2018-11-10 13:41:27,927 INFO L425 ceAbstractionStarter]: For program point L708-1(line 708) no Hoare annotation was computed. [2018-11-10 13:41:27,927 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 723) no Hoare annotation was computed. [2018-11-10 13:41:27,927 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 668 674) no Hoare annotation was computed. [2018-11-10 13:41:27,927 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 668 674) the Hoare annotation is: true [2018-11-10 13:41:27,927 INFO L425 ceAbstractionStarter]: For program point L898-1(lines 898 904) no Hoare annotation was computed. [2018-11-10 13:41:27,927 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 868 935) the Hoare annotation is: (or (and (<= ~systemActive~0 ~waterLevel~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:41:27,928 INFO L421 ceAbstractionStarter]: At program point L925(lines 878 927) the Hoare annotation is: (let ((.cse0 (<= 0 (* 2 ~methaneLevelCritical~0))) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (not (= ~systemActive~0 0)) (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1) (<= 2 (* 2 ~pumpRunning~0)) .cse1) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (and (= 0 ~pumpRunning~0) .cse0 (<= ~methaneLevelCritical~0 (+ ~pumpRunning~0 1)) .cse1) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:41:27,928 INFO L421 ceAbstractionStarter]: At program point L890(line 890) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (and (<= 0 (* 2 ~methaneLevelCritical~0)) (not (= ~systemActive~0 0)) (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1) (<= 2 (* 2 ~pumpRunning~0)) .cse1) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:41:27,928 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 894) no Hoare annotation was computed. [2018-11-10 13:41:27,928 INFO L425 ceAbstractionStarter]: For program point L888-1(lines 888 894) no Hoare annotation was computed. [2018-11-10 13:41:27,928 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 868 935) no Hoare annotation was computed. [2018-11-10 13:41:27,928 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2018-11-10 13:41:27,928 INFO L425 ceAbstractionStarter]: For program point L878-1(lines 878 927) no Hoare annotation was computed. [2018-11-10 13:41:27,928 INFO L421 ceAbstractionStarter]: At program point L928(lines 877 929) the Hoare annotation is: (or (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (< (+ |old(~pumpRunning~0)| |old(~methaneLevelCritical~0)|) 0) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:41:27,928 INFO L421 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (not (= ~systemActive~0 0)) (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 2) (<= 2 (* 2 ~pumpRunning~0)) .cse0) (and (= 0 ~pumpRunning~0) (<= 0 (* 2 ~methaneLevelCritical~0)) (<= ~methaneLevelCritical~0 (+ ~pumpRunning~0 1)) .cse0) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:41:27,928 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2018-11-10 13:41:27,928 INFO L421 ceAbstractionStarter]: At program point L916-1(lines 908 923) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (not (= ~systemActive~0 0)) (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 2) (<= 2 (* 2 ~pumpRunning~0)) .cse0) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (and (= 0 ~pumpRunning~0) (<= 0 (* 2 ~methaneLevelCritical~0)) (<= ~methaneLevelCritical~0 (+ ~pumpRunning~0 1)) .cse0) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:41:27,928 INFO L425 ceAbstractionStarter]: For program point L879(lines 878 927) no Hoare annotation was computed. [2018-11-10 13:41:27,928 INFO L421 ceAbstractionStarter]: At program point L910(line 910) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 2) (<= 2 (* 2 ~pumpRunning~0)) .cse0) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (and (= 0 ~pumpRunning~0) (<= 0 (* 2 ~methaneLevelCritical~0)) (<= ~methaneLevelCritical~0 (+ ~pumpRunning~0 1)) .cse0) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:41:27,928 INFO L425 ceAbstractionStarter]: For program point L908(lines 908 923) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L421 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (not (= ~systemActive~0 0)) (<= 2 (* 2 ~pumpRunning~0)) .cse0) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (and (= 0 ~pumpRunning~0) (<= 0 (* 2 ~methaneLevelCritical~0)) (<= ~methaneLevelCritical~0 (+ ~pumpRunning~0 1)) .cse0) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 868 935) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 904) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 727 734) the Hoare annotation is: (or (= ~waterLevel~0 1) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 727 734) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 727 734) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 735 751) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L421 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2) (or (< ~waterLevel~0 (+ |old(~pumpRunning~0)| 2)) (and (<= ~methaneLevelCritical~0 activatePump_~tmp~7) (<= activatePump_~tmp~7 ~methaneLevelCritical~0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) .cse3) (or .cse0 .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2 .cse3))) [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point L746-1(lines 735 751) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 735 751) the Hoare annotation is: (or (= ~waterLevel~0 1) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point L742(lines 742 748) no Hoare annotation was computed. [2018-11-10 13:41:27,929 INFO L421 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (or (= ~waterLevel~0 1) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 0) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) [2018-11-10 13:41:27,929 INFO L425 ceAbstractionStarter]: For program point L740-1(line 740) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 816 834) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 829) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L428 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point L825-2(lines 825 829) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 816 834) the Hoare annotation is: true [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 816 834) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (= ~systemActive~0 0) (< (+ |old(~methaneLevelCritical~0)| 1) ~pumpRunning~0) (< (+ ~pumpRunning~0 |old(~methaneLevelCritical~0)|) 1) .cse2) (let ((.cse3 (+ ~pumpRunning~0 1))) (or (and (<= 2 (* 2 ~methaneLevelCritical~0)) (<= ~methaneLevelCritical~0 .cse3)) (or .cse1 (< (* 2 |old(~methaneLevelCritical~0)|) 2)) (< .cse3 |old(~methaneLevelCritical~0)|))))) [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L425 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2018-11-10 13:41:27,930 INFO L428 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2018-11-10 13:41:27,931 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 153 167) no Hoare annotation was computed. [2018-11-10 13:41:27,931 INFO L428 ceAbstractionStarter]: At program point L153-3(lines 153 167) the Hoare annotation is: true [2018-11-10 13:41:27,931 INFO L428 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2018-11-10 13:41:27,931 INFO L425 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-11-10 13:41:27,931 INFO L428 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2018-11-10 13:41:27,931 INFO L425 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-10 13:41:27,931 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2018-11-10 13:41:27,931 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-10 13:41:27,932 INFO L421 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (let ((.cse8 (= ~systemActive~0 0))) (let ((.cse1 (not .cse8)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse10 (* 2 |old(~pumpRunning~0)|)) (.cse17 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (= |old(~waterLevel~0)| 1)) (.cse18 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse4 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse11 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse14 (< (* 2 ~systemActive~0) 2)) (.cse15 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse12 (< .cse4 1)) (.cse16 (< 3 .cse18)) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse0)) (.cse21 (not (= ~methaneLevelCritical~0 1))) (.cse13 (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|)) (.cse19 (<= .cse17 2)) (.cse20 (< 0 .cse10)) (.cse9 (and .cse1 .cse2)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (and (not (= ~waterLevel~0 1)) .cse1 .cse2) .cse3 (< .cse4 0) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) (or .cse3 .cse5 .cse6 .cse7) (or .cse8 .cse9 (< 2 .cse10) .cse11 .cse12) (or .cse0 (<= ~systemActive~0 ~waterLevel~0) (< .cse13 2) .cse11 .cse14 .cse15 .cse16) (or (and (<= 1 .cse17) (<= (+ ~systemActive~0 ~waterLevel~0) 3)) .cse11 .cse14 .cse15 .cse12 .cse16 (< .cse18 1)) (or .cse19 (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse7 .cse16 .cse20) (or .cse21 .cse3 (and .cse5 .cse1 .cse2) .cse6) (or .cse21 (< .cse13 3) (and .cse19 (<= 2 .cse17)) .cse20 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or .cse9 .cse3 .cse7))))) [2018-11-10 13:41:27,932 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 644 667) the Hoare annotation is: (let ((.cse23 (+ ~methaneLevelCritical~0 1)) (.cse25 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse24 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse21 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse26 (* 2 |old(~pumpRunning~0)|))) (let ((.cse4 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse15 (< 2 .cse26)) (.cse10 (<= .cse21 2)) (.cse11 (< 0 .cse26)) (.cse9 (<= 1 .cse21)) (.cse3 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse14 (not (= ~methaneLevelCritical~0 1))) (.cse8 (< .cse24 1)) (.cse18 (< .cse25 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse19 (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) (.cse12 (= |old(~waterLevel~0)| 1)) (.cse13 (= ~systemActive~0 0)) (.cse16 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (< |old(~pumpRunning~0)| .cse23)) (.cse20 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse22 (< (* 2 ~systemActive~0) 2)) (.cse5 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse17 (< .cse25 1)) (.cse6 (< 3 .cse24))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2 .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse4 .cse2 .cse5 .cse6 .cse7 .cse8) (or (and (<= (+ ~methaneLevelCritical~0 2) ~waterLevel~0) .cse10) (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse4 .cse2 .cse6 .cse11) (or .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse12 .cse16 .cse1 .cse18 .cse19) (or .cse13 .cse0 .cse15 .cse20 .cse17) (or (and .cse10 (<= 2 .cse21)) .cse14 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 3) .cse11 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and .cse9 .cse3) .cse14 .cse20 .cse22 .cse5 .cse6 .cse8) (or (= 1 ~waterLevel~0) .cse1 .cse18 (not .cse12) .cse19) (or .cse1 .cse0 (< (* 2 ~methaneLevelCritical~0) 2) .cse19) (or .cse12 .cse13 .cse16 (< .cse23 |old(~pumpRunning~0)|) .cse2 .cse7) (or (<= ~systemActive~0 ~waterLevel~0) .cse20 .cse22 (< |old(~waterLevel~0)| ~systemActive~0) .cse5 .cse17 .cse6)))) [2018-11-10 13:41:27,932 INFO L421 ceAbstractionStarter]: At program point L655(lines 655 661) the Hoare annotation is: (let ((.cse0 (+ ~methaneLevelCritical~0 1)) (.cse24 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse6 (+ |old(~pumpRunning~0)| 2)) (.cse11 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse7 (+ |old(~pumpRunning~0)| 1)) (.cse19 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse14 (* 2 |old(~pumpRunning~0)|)) (.cse13 (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|)) (.cse17 (= |old(~waterLevel~0)| 1)) (.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse16 (< .cse19 0)) (.cse18 (< .cse7 ~methaneLevelCritical~0)) (.cse10 (<= .cse11 2)) (.cse12 (not (= ~methaneLevelCritical~0 1))) (.cse15 (< .cse6 |old(~waterLevel~0)|)) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse23 (<= 1 .cse11)) (.cse9 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse8 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse20 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse21 (< 3 .cse24)) (.cse22 (< |old(~pumpRunning~0)| .cse0))) (and (or (and (<= ~pumpRunning~0 .cse0) (not .cse1) .cse2 (<= 2 (* 2 ~pumpRunning~0))) .cse3 .cse4 .cse5) (or (< |old(~waterLevel~0)| .cse6) (< .cse7 ~systemActive~0) .cse8 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) .cse4 (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse9 (= ~pumpRunning~0 1))) (or (and .cse10 (<= 2 .cse11)) .cse12 (< .cse13 3) (< 0 .cse14) .cse15) (or (= 1 ~waterLevel~0) .cse3 .cse16 (not .cse17) .cse18) (or .cse1 (= 0 ~pumpRunning~0) .cse12 (< 2 .cse14) (< .cse19 1)) (or .cse3 .cse5 (< (* 2 ~methaneLevelCritical~0) 2) .cse18) (or (<= .cse0 ~waterLevel~0) (< .cse13 2) .cse8 .cse4 .cse20 .cse21 .cse22) (or .cse17 .cse2 .cse3 .cse16 .cse18) (or (and .cse10 .cse23) (< |old(~waterLevel~0)| .cse0) .cse12 (< (* 2 ~systemActive~0) 2) .cse20 .cse21 .cse15) (or .cse5 .cse1 (< .cse0 |old(~pumpRunning~0)|) .cse4 .cse22) (or (and .cse23 .cse9) .cse8 .cse4 .cse20 .cse21 .cse22 (< .cse24 1))))) [2018-11-10 13:41:27,933 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 644 667) no Hoare annotation was computed. [2018-11-10 13:41:27,933 INFO L421 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse9 (+ ~methaneLevelCritical~0 1)) (.cse13 (+ ~systemActive~0 |old(~waterLevel~0)|))) (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse4 (< (* 2 ~systemActive~0) 2)) (.cse1 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1)) (.cse11 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3))) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse5 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (.cse6 (< 3 .cse13)) (.cse12 (< |old(~pumpRunning~0)| .cse9)) (.cse7 (< .cse13 1))) (and (or (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 (* 2 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse4 .cse5 .cse1 .cse6 .cse7) (or .cse8 (< (* 2 ~methaneLevelCritical~0) 2) (< (+ |old(~pumpRunning~0)| 1) ~methaneLevelCritical~0)) (or (< |old(~waterLevel~0)| .cse9) .cse3 .cse4 (<= .cse9 ~waterLevel~0) .cse5 .cse6 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or .cse8 .cse10) (or (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse11 .cse10 .cse5 .cse6 .cse12) (or (<= ~systemActive~0 ~waterLevel~0) .cse0 .cse4 (< |old(~waterLevel~0)| ~systemActive~0) .cse5 .cse1 .cse6) (or .cse11 .cse2 .cse10 .cse5 .cse6 .cse12 .cse7)))) [2018-11-10 13:41:27,933 INFO L425 ceAbstractionStarter]: For program point L648(lines 647 666) no Hoare annotation was computed. [2018-11-10 13:41:27,933 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 644 667) no Hoare annotation was computed. [2018-11-10 13:41:27,933 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse12 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse11 (+ ~methaneLevelCritical~0 1))) (let ((.cse7 (< 2 (* 2 ~pumpRunning~0))) (.cse8 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse0 (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3))) (.cse9 (< ~pumpRunning~0 .cse11)) (.cse6 (< .cse12 1)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (< ~pumpRunning~0 ~methaneLevelCritical~0)) (.cse3 (< (* 2 ~systemActive~0) 2)) (.cse4 (< 2 (+ ~pumpRunning~0 ~systemActive~0))) (.cse10 (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1)) (.cse5 (< 3 .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse7 .cse8 .cse5 .cse9) (or .cse7 .cse8 .cse0 .cse4 .cse10 .cse5 .cse9 .cse6) (or (< |old(~waterLevel~0)| .cse11) .cse1 .cse2 .cse3 (<= .cse11 ~waterLevel~0) .cse4 .cse5) (or (<= ~systemActive~0 ~waterLevel~0) .cse2 .cse3 (< |old(~waterLevel~0)| ~systemActive~0) .cse4 .cse10 .cse5)))) [2018-11-10 13:41:27,933 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-10 13:41:27,934 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-10 13:41:27,934 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:41:27,934 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= ~systemActive~0 ~waterLevel~0) (= ~pumpRunning~0 0)) [2018-11-10 13:41:27,934 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:41:27,934 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:41:27,934 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2018-11-10 13:41:27,934 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2018-11-10 13:41:27,934 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2018-11-10 13:41:27,934 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: (let ((.cse1 (+ ~methaneLevelCritical~0 |old(~systemActive~0)|)) (.cse2 (+ ~pumpRunning~0 1))) (let ((.cse0 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse3 (< .cse2 |old(~systemActive~0)|)) (.cse4 (< .cse1 1)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< 2 (+ ~pumpRunning~0 |old(~systemActive~0)|)))) (and (or (and (<= (+ ~pumpRunning~0 ~systemActive~0) 1) (<= 1 .cse0)) (< 1 .cse1) (< |old(~systemActive~0)| .cse2) .cse3 .cse4 .cse5) (or (not (= ~methaneLevelCritical~0 1)) (and (<= ~methaneLevelCritical~0 ~systemActive~0) (<= .cse0 2)) .cse3 (< (* 2 |old(~systemActive~0)|) 2) .cse6) (or (and (<= ~systemActive~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~systemActive~0)) .cse4 .cse5 .cse6 (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1))))) [2018-11-10 13:41:27,935 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2018-11-10 13:41:27,935 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-10 13:41:27,935 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-10 13:41:27,935 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse8 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse11 (+ ~methaneLevelCritical~0 1)) (.cse12 (+ ~methaneLevelCritical~0 ~systemActive~0)) (.cse13 (* 2 ~pumpRunning~0)) (.cse10 (+ ~systemActive~0 |old(~waterLevel~0)|))) (let ((.cse5 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse3 (< 3 .cse10)) (.cse9 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse1 (< 2 .cse13)) (.cse2 (< .cse12 1)) (.cse4 (< ~pumpRunning~0 .cse11)) (.cse6 (<= 2 .cse8)) (.cse0 (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|)) (.cse7 (< 0 .cse13))) (and (or (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) (< .cse0 2) .cse1 .cse2 .cse3 .cse4) (or (and .cse5 .cse6) (< (+ ~pumpRunning~0 |old(~waterLevel~0)|) 2) .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse7) (or .cse1 .cse2 (and (<= 1 .cse8) .cse5) (< 2 (+ ~pumpRunning~0 ~systemActive~0)) (< .cse9 1) .cse3 .cse4 (< .cse10 1)) (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (< .cse9 0) (not (= |old(~waterLevel~0)| 1)) (< (+ ~pumpRunning~0 1) ~methaneLevelCritical~0)) (or (<= .cse11 ~waterLevel~0) (< 1 .cse12) .cse1 .cse2 (< |old(~waterLevel~0)| ~systemActive~0) (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) .cse4) (or (and (<= .cse8 2) .cse6) (not (= ~methaneLevelCritical~0 1)) (< .cse0 3) .cse7 (< (+ ~pumpRunning~0 2) |old(~waterLevel~0)|))))) [2018-11-10 13:41:27,935 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 859 866) no Hoare annotation was computed. [2018-11-10 13:41:27,935 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 859 866) the Hoare annotation is: true [2018-11-10 13:41:27,935 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2018-11-10 13:41:27,936 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 859 866) no Hoare annotation was computed. [2018-11-10 13:41:27,936 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 611 635) the Hoare annotation is: true [2018-11-10 13:41:27,936 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 611 635) no Hoare annotation was computed. [2018-11-10 13:41:27,936 INFO L421 ceAbstractionStarter]: At program point L625(line 625) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (let ((.cse0 (+ ~methaneLevelCritical~0 1))) (or (= ~systemActive~0 0) (< .cse0 ~pumpRunning~0) .cse1 (< ~pumpRunning~0 .cse0))) (or .cse2 (< (* 2 ~methaneLevelCritical~0) 2) (< (+ ~pumpRunning~0 1) ~methaneLevelCritical~0)) (or .cse2 .cse1))) [2018-11-10 13:41:27,936 INFO L425 ceAbstractionStarter]: For program point L623(lines 623 629) no Hoare annotation was computed. [2018-11-10 13:41:27,936 INFO L421 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (let ((.cse0 (+ ~methaneLevelCritical~0 1))) (or (= ~systemActive~0 0) (< .cse0 ~pumpRunning~0) .cse1 (< ~pumpRunning~0 .cse0))) (or (not (= 0 ~pumpRunning~0)) .cse1))) [2018-11-10 13:41:27,936 INFO L425 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2018-11-10 13:41:27,936 INFO L425 ceAbstractionStarter]: For program point L619(lines 619 632) no Hoare annotation was computed. [2018-11-10 13:41:27,936 INFO L425 ceAbstractionStarter]: For program point L619-1(lines 611 635) no Hoare annotation was computed. [2018-11-10 13:41:27,937 INFO L428 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: true [2018-11-10 13:41:27,937 INFO L425 ceAbstractionStarter]: For program point L617-1(line 617) no Hoare annotation was computed. [2018-11-10 13:41:27,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:41:27 BoogieIcfgContainer [2018-11-10 13:41:27,959 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:41:27,959 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:41:27,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:41:27,960 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:41:27,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:33:17" (3/4) ... [2018-11-10 13:41:27,964 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 13:41:27,978 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 13:41:27,979 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 13:41:27,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 13:41:27,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 13:41:27,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 13:41:27,980 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-10 13:41:28,000 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 140 nodes and edges [2018-11-10 13:41:28,000 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 13:41:28,001 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 13:41:28,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 <= 2 * methaneLevelCritical && !(systemActive == 0)) && methaneLevelCritical + pumpRunning <= 1) && 2 <= 2 * pumpRunning) && splverifierCounter == 0) || 1 < \old(pumpRunning) + \old(waterLevel)) || \old(pumpRunning) + 1 < \old(systemActive)) || (((0 == pumpRunning && 0 <= 2 * methaneLevelCritical) && methaneLevelCritical <= pumpRunning + 1) && splverifierCounter == 0)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 13:41:28,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(methaneLevelCritical) + \old(systemActive) < 1 || \old(waterLevel) < \old(systemActive)) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 13:41:28,071 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cc6e6dfd-9f3a-4e6e-90e9-c32bb95467af/bin-2019/utaipan/witness.graphml [2018-11-10 13:41:28,071 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:41:28,072 INFO L168 Benchmark]: Toolchain (without parser) took 491768.98 ms. Allocated memory was 1.0 GB in the beginning and 6.2 GB in the end (delta: 5.2 GB). Free memory was 956.6 MB in the beginning and 2.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-11-10 13:41:28,073 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:41:28,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.50 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 13:41:28,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 932.4 MB in the beginning and 1.1 GB in the end (delta: -207.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:41:28,073 INFO L168 Benchmark]: Boogie Preprocessor took 37.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:41:28,074 INFO L168 Benchmark]: RCFGBuilder took 671.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 90.6 MB). Peak memory consumption was 90.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:41:28,074 INFO L168 Benchmark]: TraceAbstraction took 490478.38 ms. Allocated memory was 1.2 GB in the beginning and 6.2 GB in the end (delta: 5.0 GB). Free memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: -945.5 MB). Peak memory consumption was 5.0 GB. Max. memory is 11.5 GB. [2018-11-10 13:41:28,074 INFO L168 Benchmark]: Witness Printer took 112.09 ms. Allocated memory is still 6.2 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-11-10 13:41:28,076 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 371.50 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 932.4 MB in the beginning and 1.1 GB in the end (delta: -207.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 671.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 90.6 MB). Peak memory consumption was 90.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 490478.38 ms. Allocated memory was 1.2 GB in the beginning and 6.2 GB in the end (delta: 5.0 GB). Free memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: -945.5 MB). Peak memory consumption was 5.0 GB. Max. memory is 11.5 GB. * Witness Printer took 112.09 ms. Allocated memory is still 6.2 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: (((((((((0 <= 2 * methaneLevelCritical && !(systemActive == 0)) && methaneLevelCritical + pumpRunning <= 1) && 2 <= 2 * pumpRunning) && splverifierCounter == 0) || 1 < \old(pumpRunning) + \old(waterLevel)) || \old(pumpRunning) + 1 < \old(systemActive)) || (((0 == pumpRunning && 0 <= 2 * methaneLevelCritical) && methaneLevelCritical <= pumpRunning + 1) && splverifierCounter == 0)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((((\old(methaneLevelCritical) + \old(systemActive) < 1 || \old(waterLevel) < \old(systemActive)) || \old(pumpRunning) + \old(methaneLevelCritical) < 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 155 locations, 1 error locations. SAFE Result, 490.3s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 165.0s AutomataDifference, 0.0s DeadEndRemovalTime, 46.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2278 SDtfs, 4221 SDslu, 14253 SDs, 0 SdLazy, 15346 SolverSat, 2053 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 90.4s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 482 GetRequests, 205 SyntacticMatches, 7 SemanticMatches, 270 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11900 ImplicationChecksByTransitivity, 12.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2068occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 223.9s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.9930047829011877 AbsIntWeakeningRatio, 0.9575289575289575 AbsIntAvgWeakeningVarsNumRemoved, 6427.888030888031 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 233 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 4503 PreInvPairs, 5213 NumberOfFragments, 4055 HoareAnnotationTreeSize, 4503 FomulaSimplifications, 189356 FormulaSimplificationTreeSizeReduction, 9.7s HoareSimplificationTime, 65 FomulaSimplificationsInter, 644265 FormulaSimplificationTreeSizeReductionInter, 35.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 828 NumberOfCodeBlocks, 828 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 818 ConstructedInterpolants, 0 QuantifiedInterpolants, 118629 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 58/62 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...