./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product63_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_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/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 06aae21f289bee6dc7cb083e66e9be5f9a234275 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 12:30:32,120 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:30:32,121 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:30:32,128 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:30:32,128 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:30:32,129 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:30:32,130 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:30:32,131 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:30:32,132 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:30:32,132 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:30:32,133 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:30:32,133 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:30:32,134 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:30:32,134 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:30:32,135 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:30:32,136 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:30:32,136 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:30:32,137 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:30:32,139 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:30:32,140 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:30:32,141 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:30:32,141 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:30:32,143 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:30:32,143 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:30:32,143 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:30:32,144 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:30:32,144 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:30:32,145 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:30:32,145 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:30:32,146 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:30:32,146 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:30:32,147 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:30:32,147 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:30:32,147 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:30:32,148 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:30:32,148 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:30:32,148 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:30:32,157 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:30:32,157 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:30:32,158 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:30:32,158 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:30:32,158 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:30:32,158 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:30:32,158 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:30:32,159 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:30:32,159 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:30:32,159 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:30:32,159 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:30:32,160 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:30:32,160 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:30:32,160 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:30:32,160 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:30:32,160 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:30:32,160 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:30:32,160 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:30:32,160 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:30:32,161 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:30:32,161 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:30:32,161 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:30:32,161 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:30:32,161 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:30:32,161 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:30:32,161 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:30:32,161 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:30:32,162 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:30:32,162 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:30:32,162 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:30:32,162 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:30:32,162 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:30:32,162 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:30:32,162 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:30:32,162 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_13a3da38-7109-4e27-aeeb-b69ae9e2738f/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 -> 06aae21f289bee6dc7cb083e66e9be5f9a234275 [2018-11-10 12:30:32,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:30:32,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:30:32,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:30:32,196 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:30:32,196 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:30:32,196 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c [2018-11-10 12:30:32,230 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/data/b6ed5a281/5dc19bcb023746e88ec6dd39b5381e67/FLAGff50f6278 [2018-11-10 12:30:32,673 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:30:32,674 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/sv-benchmarks/c/product-lines/minepump_spec1_product63_true-unreach-call_false-termination.cil.c [2018-11-10 12:30:32,685 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/data/b6ed5a281/5dc19bcb023746e88ec6dd39b5381e67/FLAGff50f6278 [2018-11-10 12:30:32,697 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/data/b6ed5a281/5dc19bcb023746e88ec6dd39b5381e67 [2018-11-10 12:30:32,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:30:32,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:30:32,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:30:32,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:30:32,703 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:30:32,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:30:32" (1/1) ... [2018-11-10 12:30:32,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9bb135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:32, skipping insertion in model container [2018-11-10 12:30:32,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:30:32" (1/1) ... [2018-11-10 12:30:32,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:30:32,743 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:30:32,940 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:30:32,948 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:30:33,007 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:30:33,025 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:30:33,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33 WrapperNode [2018-11-10 12:30:33,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:30:33,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:30:33,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:30:33,027 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:30:33,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... [2018-11-10 12:30:33,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... [2018-11-10 12:30:33,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:30:33,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:30:33,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:30:33,117 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:30:33,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... [2018-11-10 12:30:33,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... [2018-11-10 12:30:33,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... [2018-11-10 12:30:33,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... [2018-11-10 12:30:33,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... [2018-11-10 12:30:33,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... [2018-11-10 12:30:33,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... [2018-11-10 12:30:33,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:30:33,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:30:33,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:30:33,151 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:30:33,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/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 12:30:33,218 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 12:30:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 12:30:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:30:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:30:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 12:30:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 12:30:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 12:30:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 12:30:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 12:30:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 12:30:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 12:30:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 12:30:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 12:30:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 12:30:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 12:30:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 12:30:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 12:30:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 12:30:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 12:30:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 12:30:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 12:30:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 12:30:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 12:30:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 12:30:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 12:30:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 12:30:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 12:30:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 12:30:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 12:30:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 12:30:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 12:30:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 12:30:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 12:30:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 12:30:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 12:30:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 12:30:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 12:30:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 12:30:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 12:30:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 12:30:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 12:30:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 12:30:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 12:30:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 12:30:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 12:30:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 12:30:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 12:30:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 12:30:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 12:30:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 12:30:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 12:30:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 12:30:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:30:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:30:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 12:30:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 12:30:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:30:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:30:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 12:30:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 12:30:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-10 12:30:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-10 12:30:33,870 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:30:33,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:30:33 BoogieIcfgContainer [2018-11-10 12:30:33,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:30:33,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 12:30:33,872 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 12:30:33,874 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 12:30:33,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:30:32" (1/3) ... [2018-11-10 12:30:33,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@542f74c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:30:33, skipping insertion in model container [2018-11-10 12:30:33,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:30:33" (2/3) ... [2018-11-10 12:30:33,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@542f74c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:30:33, skipping insertion in model container [2018-11-10 12:30:33,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:30:33" (3/3) ... [2018-11-10 12:30:33,876 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product63_true-unreach-call_false-termination.cil.c [2018-11-10 12:30:33,884 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 12:30:33,891 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 12:30:33,904 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 12:30:33,924 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 12:30:33,925 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 12:30:33,925 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 12:30:33,925 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 12:30:33,925 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 12:30:33,925 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 12:30:33,925 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 12:30:33,925 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 12:30:33,937 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2018-11-10 12:30:33,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 12:30:33,943 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:30:33,944 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 12:30:33,946 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:30:33,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:33,951 INFO L82 PathProgramCache]: Analyzing trace with hash -1672195279, now seen corresponding path program 1 times [2018-11-10 12:30:33,952 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:30:33,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:33,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:30:33,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:33,982 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:30:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:30:34,140 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 12:30:34,142 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:30:34,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 12:30:34,142 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:30:34,145 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 12:30:34,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 12:30:34,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 12:30:34,155 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 2 states. [2018-11-10 12:30:34,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:30:34,187 INFO L93 Difference]: Finished difference Result 316 states and 395 transitions. [2018-11-10 12:30:34,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 12:30:34,189 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 12:30:34,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:30:34,198 INFO L225 Difference]: With dead ends: 316 [2018-11-10 12:30:34,198 INFO L226 Difference]: Without dead ends: 158 [2018-11-10 12:30:34,201 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 12:30:34,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-11-10 12:30:34,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2018-11-10 12:30:34,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-11-10 12:30:34,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 189 transitions. [2018-11-10 12:30:34,242 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 189 transitions. Word has length 46 [2018-11-10 12:30:34,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:30:34,243 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 189 transitions. [2018-11-10 12:30:34,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 12:30:34,243 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 189 transitions. [2018-11-10 12:30:34,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 12:30:34,246 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:30:34,246 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 12:30:34,246 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:30:34,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:34,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1902603896, now seen corresponding path program 1 times [2018-11-10 12:30:34,247 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:30:34,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:34,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:30:34,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:34,248 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:30:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:30:34,354 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 12:30:34,354 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:30:34,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 12:30:34,355 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:30:34,356 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 12:30:34,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:30:34,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:30:34,357 INFO L87 Difference]: Start difference. First operand 158 states and 189 transitions. Second operand 3 states. [2018-11-10 12:30:34,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:30:34,376 INFO L93 Difference]: Finished difference Result 257 states and 307 transitions. [2018-11-10 12:30:34,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:30:34,377 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 12:30:34,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:30:34,379 INFO L225 Difference]: With dead ends: 257 [2018-11-10 12:30:34,379 INFO L226 Difference]: Without dead ends: 148 [2018-11-10 12:30:34,380 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 12:30:34,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-11-10 12:30:34,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2018-11-10 12:30:34,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-11-10 12:30:34,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 176 transitions. [2018-11-10 12:30:34,393 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 176 transitions. Word has length 48 [2018-11-10 12:30:34,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:30:34,393 INFO L481 AbstractCegarLoop]: Abstraction has 148 states and 176 transitions. [2018-11-10 12:30:34,393 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 12:30:34,393 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2018-11-10 12:30:34,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 12:30:34,395 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:30:34,395 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] [2018-11-10 12:30:34,395 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:30:34,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:34,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1780315067, now seen corresponding path program 1 times [2018-11-10 12:30:34,396 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:30:34,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:34,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:30:34,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:34,397 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:30:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:30:34,508 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 12:30:34,509 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:30:34,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 12:30:34,509 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:30:34,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 12:30:34,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 12:30:34,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 12:30:34,510 INFO L87 Difference]: Start difference. First operand 148 states and 176 transitions. Second operand 7 states. [2018-11-10 12:30:34,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:30:34,894 INFO L93 Difference]: Finished difference Result 447 states and 547 transitions. [2018-11-10 12:30:34,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 12:30:34,894 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-10 12:30:34,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:30:34,898 INFO L225 Difference]: With dead ends: 447 [2018-11-10 12:30:34,898 INFO L226 Difference]: Without dead ends: 323 [2018-11-10 12:30:34,899 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 12:30:34,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2018-11-10 12:30:34,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 315. [2018-11-10 12:30:34,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2018-11-10 12:30:34,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 385 transitions. [2018-11-10 12:30:34,932 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 385 transitions. Word has length 52 [2018-11-10 12:30:34,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:30:34,933 INFO L481 AbstractCegarLoop]: Abstraction has 315 states and 385 transitions. [2018-11-10 12:30:34,933 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 12:30:34,933 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 385 transitions. [2018-11-10 12:30:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 12:30:34,935 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:30:34,935 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 12:30:34,939 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:30:34,940 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:34,940 INFO L82 PathProgramCache]: Analyzing trace with hash -1542758205, now seen corresponding path program 1 times [2018-11-10 12:30:34,940 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:30:34,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:34,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:30:34,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:34,941 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:30:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:30:35,023 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 12:30:35,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:30:35,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 12:30:35,023 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:30:35,024 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 12:30:35,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 12:30:35,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 12:30:35,024 INFO L87 Difference]: Start difference. First operand 315 states and 385 transitions. Second operand 6 states. [2018-11-10 12:30:35,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:30:35,208 INFO L93 Difference]: Finished difference Result 882 states and 1103 transitions. [2018-11-10 12:30:35,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 12:30:35,209 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-10 12:30:35,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:30:35,213 INFO L225 Difference]: With dead ends: 882 [2018-11-10 12:30:35,213 INFO L226 Difference]: Without dead ends: 591 [2018-11-10 12:30:35,214 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 12:30:35,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2018-11-10 12:30:35,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 585. [2018-11-10 12:30:35,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2018-11-10 12:30:35,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 720 transitions. [2018-11-10 12:30:35,253 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 720 transitions. Word has length 58 [2018-11-10 12:30:35,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:30:35,253 INFO L481 AbstractCegarLoop]: Abstraction has 585 states and 720 transitions. [2018-11-10 12:30:35,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 12:30:35,254 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 720 transitions. [2018-11-10 12:30:35,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 12:30:35,256 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:30:35,256 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 12:30:35,256 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:30:35,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:35,256 INFO L82 PathProgramCache]: Analyzing trace with hash 718009383, now seen corresponding path program 1 times [2018-11-10 12:30:35,257 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:30:35,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:35,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:30:35,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:35,258 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:30:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:30:35,342 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 12:30:35,342 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:30:35,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 12:30:35,342 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:30:35,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 12:30:35,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 12:30:35,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 12:30:35,343 INFO L87 Difference]: Start difference. First operand 585 states and 720 transitions. Second operand 7 states. [2018-11-10 12:30:35,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:30:35,874 INFO L93 Difference]: Finished difference Result 1534 states and 2001 transitions. [2018-11-10 12:30:35,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 12:30:35,874 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2018-11-10 12:30:35,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:30:35,879 INFO L225 Difference]: With dead ends: 1534 [2018-11-10 12:30:35,879 INFO L226 Difference]: Without dead ends: 973 [2018-11-10 12:30:35,881 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 12:30:35,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2018-11-10 12:30:35,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 871. [2018-11-10 12:30:35,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 871 states. [2018-11-10 12:30:35,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1057 transitions. [2018-11-10 12:30:35,935 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1057 transitions. Word has length 62 [2018-11-10 12:30:35,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:30:35,935 INFO L481 AbstractCegarLoop]: Abstraction has 871 states and 1057 transitions. [2018-11-10 12:30:35,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 12:30:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1057 transitions. [2018-11-10 12:30:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 12:30:35,939 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:30:35,939 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 12:30:35,939 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:30:35,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:35,939 INFO L82 PathProgramCache]: Analyzing trace with hash 1544251998, now seen corresponding path program 1 times [2018-11-10 12:30:35,939 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:30:35,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:35,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:30:35,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:35,940 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:30:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:30:36,004 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 12:30:36,005 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:30:36,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 12:30:36,005 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:30:36,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 12:30:36,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 12:30:36,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 12:30:36,006 INFO L87 Difference]: Start difference. First operand 871 states and 1057 transitions. Second operand 6 states. [2018-11-10 12:30:36,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:30:36,061 INFO L93 Difference]: Finished difference Result 1746 states and 2194 transitions. [2018-11-10 12:30:36,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 12:30:36,062 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-10 12:30:36,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:30:36,066 INFO L225 Difference]: With dead ends: 1746 [2018-11-10 12:30:36,066 INFO L226 Difference]: Without dead ends: 899 [2018-11-10 12:30:36,068 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 12:30:36,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2018-11-10 12:30:36,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 891. [2018-11-10 12:30:36,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 891 states. [2018-11-10 12:30:36,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 891 states and 1077 transitions. [2018-11-10 12:30:36,114 INFO L78 Accepts]: Start accepts. Automaton has 891 states and 1077 transitions. Word has length 104 [2018-11-10 12:30:36,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:30:36,115 INFO L481 AbstractCegarLoop]: Abstraction has 891 states and 1077 transitions. [2018-11-10 12:30:36,115 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 12:30:36,115 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1077 transitions. [2018-11-10 12:30:36,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 12:30:36,117 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:30:36,117 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 12:30:36,117 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:30:36,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:36,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1191163616, now seen corresponding path program 1 times [2018-11-10 12:30:36,118 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:30:36,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:36,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:30:36,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:36,118 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:30:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:30:36,195 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 12:30:36,196 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:30:36,196 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 12:30:36,196 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:30:36,196 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 12:30:36,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 12:30:36,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 12:30:36,197 INFO L87 Difference]: Start difference. First operand 891 states and 1077 transitions. Second operand 8 states. [2018-11-10 12:30:36,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:30:36,262 INFO L93 Difference]: Finished difference Result 1786 states and 2234 transitions. [2018-11-10 12:30:36,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 12:30:36,263 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2018-11-10 12:30:36,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:30:36,267 INFO L225 Difference]: With dead ends: 1786 [2018-11-10 12:30:36,267 INFO L226 Difference]: Without dead ends: 919 [2018-11-10 12:30:36,269 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 12:30:36,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 919 states. [2018-11-10 12:30:36,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 919 to 907. [2018-11-10 12:30:36,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 907 states. [2018-11-10 12:30:36,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1093 transitions. [2018-11-10 12:30:36,312 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1093 transitions. Word has length 104 [2018-11-10 12:30:36,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:30:36,312 INFO L481 AbstractCegarLoop]: Abstraction has 907 states and 1093 transitions. [2018-11-10 12:30:36,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 12:30:36,313 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1093 transitions. [2018-11-10 12:30:36,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 12:30:36,314 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:30:36,315 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 12:30:36,315 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:30:36,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:36,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1970613087, now seen corresponding path program 1 times [2018-11-10 12:30:36,315 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:30:36,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:36,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:30:36,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:36,316 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:30:36,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:30:36,377 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 12:30:36,377 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:30:36,377 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 12:30:36,377 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:30:36,378 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 12:30:36,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 12:30:36,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 12:30:36,378 INFO L87 Difference]: Start difference. First operand 907 states and 1093 transitions. Second operand 4 states. [2018-11-10 12:30:36,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:30:36,663 INFO L93 Difference]: Finished difference Result 2871 states and 3626 transitions. [2018-11-10 12:30:36,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 12:30:36,664 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2018-11-10 12:30:36,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:30:36,672 INFO L225 Difference]: With dead ends: 2871 [2018-11-10 12:30:36,673 INFO L226 Difference]: Without dead ends: 1988 [2018-11-10 12:30:36,675 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 12:30:36,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1988 states. [2018-11-10 12:30:36,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1988 to 1957. [2018-11-10 12:30:36,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1957 states. [2018-11-10 12:30:36,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1957 states and 2421 transitions. [2018-11-10 12:30:36,773 INFO L78 Accepts]: Start accepts. Automaton has 1957 states and 2421 transitions. Word has length 104 [2018-11-10 12:30:36,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:30:36,773 INFO L481 AbstractCegarLoop]: Abstraction has 1957 states and 2421 transitions. [2018-11-10 12:30:36,773 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 12:30:36,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 2421 transitions. [2018-11-10 12:30:36,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 12:30:36,777 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:30:36,777 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, 1, 1, 1, 1] [2018-11-10 12:30:36,777 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:30:36,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:36,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1603740871, now seen corresponding path program 1 times [2018-11-10 12:30:36,778 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:30:36,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:36,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:30:36,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:30:36,779 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:30:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:30:36,911 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 12:30:36,912 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 12:30:36,912 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 12:30:36,913 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 109 with the following transitions: [2018-11-10 12:30:36,915 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [33], [36], [46], [47], [59], [62], [64], [65], [68], [83], [86], [87], [91], [92], [94], [98], [104], [108], [112], [115], [120], [123], [128], [131], [147], [148], [151], [152], [153], [155], [160], [163], [164], [166], [171], [173], [174], [179], [181], [187], [191], [198], [199], [237], [238], [241], [243], [246], [256], [259], [263], [264], [267], [269], [272], [274], [277], [286], [287], [288], [289], [290], [291], [292], [293], [294], [302], [303], [308], [310], [311], [318], [319], [320], [321], [322], [323], [326], [330], [331], [332], [333], [334], [335], [338], [339], [340], [346], [347], [348], [350], [351], [352], [353], [358], [359], [360], [361], [362] [2018-11-10 12:30:36,961 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 12:30:36,962 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 12:30:43,041 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 12:30:43,042 INFO L272 AbstractInterpreter]: Visited 80 different actions 80 times. Never merged. Never widened. Never found a fixpoint. Largest state had 132 variables. [2018-11-10 12:30:43,051 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:30:43,051 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 12:30:47,849 INFO L227 lantSequenceWeakener]: Weakened 79 states. On average, predicates are now at 97.18% of their original sizes. [2018-11-10 12:30:47,849 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 12:30:48,316 INFO L415 sIntCurrentIteration]: We unified 107 AI predicates to 107 [2018-11-10 12:30:48,316 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 12:30:48,316 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 12:30:48,316 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [27] imperfect sequences [13] total 38 [2018-11-10 12:30:48,316 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:30:48,317 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-10 12:30:48,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-10 12:30:48,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2018-11-10 12:30:48,317 INFO L87 Difference]: Start difference. First operand 1957 states and 2421 transitions. Second operand 27 states. [2018-11-10 12:31:09,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:31:09,831 INFO L93 Difference]: Finished difference Result 4235 states and 5315 transitions. [2018-11-10 12:31:09,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-11-10 12:31:09,831 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 108 [2018-11-10 12:31:09,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:31:09,837 INFO L225 Difference]: With dead ends: 4235 [2018-11-10 12:31:09,837 INFO L226 Difference]: Without dead ends: 2302 [2018-11-10 12:31:09,840 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 134 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=285, Invalid=2577, Unknown=0, NotChecked=0, Total=2862 [2018-11-10 12:31:09,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2302 states. [2018-11-10 12:31:09,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2302 to 2268. [2018-11-10 12:31:09,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2268 states. [2018-11-10 12:31:09,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 2268 states and 2709 transitions. [2018-11-10 12:31:09,917 INFO L78 Accepts]: Start accepts. Automaton has 2268 states and 2709 transitions. Word has length 108 [2018-11-10 12:31:09,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:31:09,917 INFO L481 AbstractCegarLoop]: Abstraction has 2268 states and 2709 transitions. [2018-11-10 12:31:09,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-10 12:31:09,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2709 transitions. [2018-11-10 12:31:09,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 12:31:09,922 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:31:09,922 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:31:09,923 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:31:09,923 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:31:09,923 INFO L82 PathProgramCache]: Analyzing trace with hash -2110806078, now seen corresponding path program 1 times [2018-11-10 12:31:09,923 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:31:09,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:31:09,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:31:09,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:31:09,924 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:31:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:31:10,005 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 12:31:10,005 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 12:31:10,005 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 12:31:10,006 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 183 with the following transitions: [2018-11-10 12:31:10,006 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [29], [33], [36], [46], [47], [48], [50], [53], [57], [58], [59], [62], [64], [65], [68], [71], [73], [79], [83], [86], [87], [91], [92], [93], [94], [98], [104], [108], [112], [115], [120], [123], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [163], [164], [166], [171], [173], [174], [179], [181], [184], [187], [191], [197], [198], [199], [229], [233], [237], [238], [241], [243], [246], [253], [256], [259], [263], [264], [267], [269], [272], [274], [277], [283], [285], [286], [287], [288], [289], [290], [291], [292], [293], [294], [296], [297], [300], [301], [302], [303], [306], [307], [308], [310], [311], [312], [313], [316], [317], [318], [319], [320], [321], [322], [323], [326], [327], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339], [340], [341], [346], [347], [348], [350], [351], [352], [353], [356], [357], [358], [359], [360], [361], [362] [2018-11-10 12:31:10,012 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 12:31:10,012 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 12:31:56,792 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 12:31:56,792 INFO L272 AbstractInterpreter]: Visited 108 different actions 447 times. Merged at 13 different actions 45 times. Never widened. Found 5 fixpoints after 4 different actions. Largest state had 132 variables. [2018-11-10 12:31:56,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:31:56,798 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 12:32:14,233 INFO L227 lantSequenceWeakener]: Weakened 132 states. On average, predicates are now at 96.65% of their original sizes. [2018-11-10 12:32:14,233 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 12:32:16,119 INFO L415 sIntCurrentIteration]: We unified 181 AI predicates to 181 [2018-11-10 12:32:16,119 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 12:32:16,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 12:32:16,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [42] imperfect sequences [5] total 45 [2018-11-10 12:32:16,119 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:32:16,119 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-11-10 12:32:16,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-11-10 12:32:16,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1554, Unknown=0, NotChecked=0, Total=1722 [2018-11-10 12:32:16,120 INFO L87 Difference]: Start difference. First operand 2268 states and 2709 transitions. Second operand 42 states. [2018-11-10 12:33:00,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:33:00,468 INFO L93 Difference]: Finished difference Result 4762 states and 5839 transitions. [2018-11-10 12:33:00,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2018-11-10 12:33:00,468 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 182 [2018-11-10 12:33:00,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:33:00,476 INFO L225 Difference]: With dead ends: 4762 [2018-11-10 12:33:00,476 INFO L226 Difference]: Without dead ends: 2919 [2018-11-10 12:33:00,480 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 233 GetRequests, 122 SyntacticMatches, 19 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2823 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=600, Invalid=8142, Unknown=0, NotChecked=0, Total=8742 [2018-11-10 12:33:00,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2919 states. [2018-11-10 12:33:00,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2919 to 2804. [2018-11-10 12:33:00,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2804 states. [2018-11-10 12:33:00,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 3321 transitions. [2018-11-10 12:33:00,582 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 3321 transitions. Word has length 182 [2018-11-10 12:33:00,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:33:00,582 INFO L481 AbstractCegarLoop]: Abstraction has 2804 states and 3321 transitions. [2018-11-10 12:33:00,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-11-10 12:33:00,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 3321 transitions. [2018-11-10 12:33:00,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 12:33:00,586 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:33:00,586 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:33:00,587 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:33:00,587 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:33:00,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1083523684, now seen corresponding path program 1 times [2018-11-10 12:33:00,587 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:33:00,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:33:00,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:33:00,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:33:00,588 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:33:00,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:33:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 12:33:00,695 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 12:33:00,695 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 12:33:00,695 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 179 with the following transitions: [2018-11-10 12:33:00,696 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [29], [33], [36], [46], [47], [48], [50], [53], [57], [58], [59], [62], [64], [65], [68], [71], [73], [79], [83], [86], [87], [91], [92], [93], [94], [98], [104], [108], [112], [115], [118], [120], [123], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [163], [164], [166], [171], [173], [174], [179], [181], [184], [187], [191], [197], [198], [199], [229], [233], [237], [238], [241], [243], [246], [253], [256], [259], [263], [264], [267], [269], [272], [274], [277], [283], [285], [286], [287], [288], [289], [290], [291], [292], [293], [294], [296], [297], [300], [301], [302], [303], [306], [307], [308], [310], [311], [312], [313], [316], [317], [318], [319], [320], [321], [322], [323], [326], [327], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339], [340], [341], [346], [347], [348], [350], [351], [352], [353], [356], [357], [358], [359], [360], [361], [362] [2018-11-10 12:33:00,699 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 12:33:00,699 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 12:34:34,161 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 12:34:34,161 INFO L272 AbstractInterpreter]: Visited 126 different actions 1301 times. Merged at 19 different actions 84 times. Never widened. Found 15 fixpoints after 3 different actions. Largest state had 132 variables. [2018-11-10 12:34:34,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:34:34,163 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 12:35:02,466 INFO L227 lantSequenceWeakener]: Weakened 154 states. On average, predicates are now at 96.73% of their original sizes. [2018-11-10 12:35:02,467 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 12:35:05,150 INFO L415 sIntCurrentIteration]: We unified 177 AI predicates to 177 [2018-11-10 12:35:05,150 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 12:35:05,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 12:35:05,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [58] imperfect sequences [13] total 69 [2018-11-10 12:35:05,151 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:35:05,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-11-10 12:35:05,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-11-10 12:35:05,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=3011, Unknown=0, NotChecked=0, Total=3306 [2018-11-10 12:35:05,152 INFO L87 Difference]: Start difference. First operand 2804 states and 3321 transitions. Second operand 58 states. [2018-11-10 12:36:34,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:36:34,795 INFO L93 Difference]: Finished difference Result 6471 states and 8044 transitions. [2018-11-10 12:36:34,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2018-11-10 12:36:34,796 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 178 [2018-11-10 12:36:34,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:36:34,809 INFO L225 Difference]: With dead ends: 6471 [2018-11-10 12:36:34,809 INFO L226 Difference]: Without dead ends: 4226 [2018-11-10 12:36:34,817 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 261 GetRequests, 118 SyntacticMatches, 3 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6515 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=1429, Invalid=18593, Unknown=0, NotChecked=0, Total=20022 [2018-11-10 12:36:34,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4226 states. [2018-11-10 12:36:35,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4226 to 3579. [2018-11-10 12:36:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3579 states. [2018-11-10 12:36:35,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 3579 states and 4228 transitions. [2018-11-10 12:36:35,158 INFO L78 Accepts]: Start accepts. Automaton has 3579 states and 4228 transitions. Word has length 178 [2018-11-10 12:36:35,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:36:35,159 INFO L481 AbstractCegarLoop]: Abstraction has 3579 states and 4228 transitions. [2018-11-10 12:36:35,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-11-10 12:36:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3579 states and 4228 transitions. [2018-11-10 12:36:35,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 12:36:35,166 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:36:35,166 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:36:35,166 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:36:35,166 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:36:35,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1946607030, now seen corresponding path program 1 times [2018-11-10 12:36:35,167 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:36:35,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:35,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:36:35,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:35,168 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:36:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:36:35,250 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-10 12:36:35,250 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:36:35,250 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 12:36:35,250 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:36:35,251 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 12:36:35,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 12:36:35,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 12:36:35,252 INFO L87 Difference]: Start difference. First operand 3579 states and 4228 transitions. Second operand 4 states. [2018-11-10 12:36:35,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:36:35,589 INFO L93 Difference]: Finished difference Result 4106 states and 4857 transitions. [2018-11-10 12:36:35,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 12:36:35,590 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 188 [2018-11-10 12:36:35,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:36:35,594 INFO L225 Difference]: With dead ends: 4106 [2018-11-10 12:36:35,594 INFO L226 Difference]: Without dead ends: 1718 [2018-11-10 12:36:35,598 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 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 12:36:35,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2018-11-10 12:36:35,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1660. [2018-11-10 12:36:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1660 states. [2018-11-10 12:36:35,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1660 states and 1901 transitions. [2018-11-10 12:36:35,704 INFO L78 Accepts]: Start accepts. Automaton has 1660 states and 1901 transitions. Word has length 188 [2018-11-10 12:36:35,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:36:35,704 INFO L481 AbstractCegarLoop]: Abstraction has 1660 states and 1901 transitions. [2018-11-10 12:36:35,704 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 12:36:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 1901 transitions. [2018-11-10 12:36:35,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-10 12:36:35,707 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:36:35,707 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 12:36:35,707 INFO L424 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:36:35,708 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:36:35,708 INFO L82 PathProgramCache]: Analyzing trace with hash -587327889, now seen corresponding path program 1 times [2018-11-10 12:36:35,708 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:36:35,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:35,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:36:35,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:35,709 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:36:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:36:35,802 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-10 12:36:35,803 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 12:36:35,803 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 12:36:35,803 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 249 with the following transitions: [2018-11-10 12:36:35,803 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [29], [33], [36], [46], [47], [48], [50], [53], [55], [57], [58], [59], [62], [64], [65], [68], [71], [73], [79], [83], [86], [87], [91], [92], [93], [94], [98], [104], [108], [112], [115], [118], [120], [123], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [163], [164], [166], [171], [173], [174], [179], [181], [184], [187], [191], [197], [198], [199], [229], [233], [237], [238], [241], [243], [246], [253], [256], [259], [263], [264], [267], [269], [272], [274], [277], [283], [285], [286], [287], [288], [289], [290], [291], [292], [293], [294], [296], [297], [300], [301], [302], [303], [306], [307], [308], [310], [311], [312], [313], [316], [317], [318], [319], [320], [321], [322], [323], [326], [327], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339], [340], [341], [346], [347], [348], [350], [351], [352], [353], [356], [357], [358], [359], [360], [361], [362] [2018-11-10 12:36:35,806 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 12:36:35,806 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 12:38:11,495 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 12:38:11,495 INFO L272 AbstractInterpreter]: Visited 132 different actions 1337 times. Merged at 19 different actions 84 times. Never widened. Found 15 fixpoints after 3 different actions. Largest state had 132 variables. [2018-11-10 12:38:11,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:38:11,497 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 12:38:51,098 INFO L227 lantSequenceWeakener]: Weakened 219 states. On average, predicates are now at 96.6% of their original sizes. [2018-11-10 12:38:51,098 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 12:38:55,640 INFO L415 sIntCurrentIteration]: We unified 247 AI predicates to 247 [2018-11-10 12:38:55,641 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 12:38:55,641 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 12:38:55,641 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [75] imperfect sequences [9] total 82 [2018-11-10 12:38:55,641 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:38:55,641 INFO L460 AbstractCegarLoop]: Interpolant automaton has 75 states [2018-11-10 12:38:55,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2018-11-10 12:38:55,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=433, Invalid=5117, Unknown=0, NotChecked=0, Total=5550 [2018-11-10 12:38:55,642 INFO L87 Difference]: Start difference. First operand 1660 states and 1901 transitions. Second operand 75 states. [2018-11-10 12:40:18,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:40:18,033 INFO L93 Difference]: Finished difference Result 2147 states and 2457 transitions. [2018-11-10 12:40:18,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-11-10 12:40:18,033 INFO L78 Accepts]: Start accepts. Automaton has 75 states. Word has length 248 [2018-11-10 12:40:18,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:40:18,034 INFO L225 Difference]: With dead ends: 2147 [2018-11-10 12:40:18,034 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 12:40:18,038 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 304 GetRequests, 171 SyntacticMatches, 3 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5762 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=1241, Invalid=16051, Unknown=0, NotChecked=0, Total=17292 [2018-11-10 12:40:18,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 12:40:18,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 12:40:18,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 12:40:18,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 12:40:18,039 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 248 [2018-11-10 12:40:18,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:40:18,039 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 12:40:18,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 75 states. [2018-11-10 12:40:18,039 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 12:40:18,039 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:40:18,042 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 12:40:18,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:18,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:18,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:18,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:18,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:19,690 WARN L179 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 393 [2018-11-10 12:40:20,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:20,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:20,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:20,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:20,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:20,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:20,903 WARN L179 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 367 [2018-11-10 12:40:21,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:21,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:21,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:21,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:21,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:21,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:21,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:21,858 WARN L179 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 395 DAG size of output: 368 [2018-11-10 12:40:22,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:22,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:22,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:22,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:22,986 WARN L179 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 383 [2018-11-10 12:40:23,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:23,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:24,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:24,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:24,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:24,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:24,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:24,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:40:24,638 WARN L179 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 396 [2018-11-10 12:40:24,789 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 35 [2018-11-10 12:40:25,616 WARN L179 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 49 [2018-11-10 12:40:25,866 WARN L179 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 1 [2018-11-10 12:40:27,149 WARN L179 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 352 DAG size of output: 97 [2018-11-10 12:40:27,585 WARN L179 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 60 [2018-11-10 12:40:28,137 WARN L179 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 1 [2018-11-10 12:40:28,772 WARN L179 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 63 [2018-11-10 12:40:29,047 WARN L179 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 34 [2018-11-10 12:40:29,377 WARN L179 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 27 [2018-11-10 12:40:29,892 WARN L179 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 39 [2018-11-10 12:40:30,152 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 1 [2018-11-10 12:40:31,623 WARN L179 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 479 DAG size of output: 33 [2018-11-10 12:40:32,314 WARN L179 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 37 [2018-11-10 12:40:33,896 WARN L179 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 375 DAG size of output: 114 [2018-11-10 12:40:33,998 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 38 [2018-11-10 12:40:34,187 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 1 [2018-11-10 12:40:35,076 WARN L179 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 89 [2018-11-10 12:40:35,540 WARN L179 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 27 [2018-11-10 12:40:36,441 WARN L179 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 69 [2018-11-10 12:40:37,500 WARN L179 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 305 DAG size of output: 87 [2018-11-10 12:40:37,962 WARN L179 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 55 [2018-11-10 12:40:39,361 WARN L179 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 452 DAG size of output: 65 [2018-11-10 12:40:40,086 WARN L179 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 27 [2018-11-10 12:40:40,863 WARN L179 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 48 [2018-11-10 12:40:42,457 WARN L179 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 366 DAG size of output: 111 [2018-11-10 12:40:43,227 WARN L179 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 41 [2018-11-10 12:40:43,598 WARN L179 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 46 [2018-11-10 12:40:43,881 WARN L179 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 48 [2018-11-10 12:40:44,136 WARN L179 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 1 [2018-11-10 12:40:44,432 WARN L179 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 1 [2018-11-10 12:40:45,126 WARN L179 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 61 [2018-11-10 12:40:46,306 WARN L179 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 466 DAG size of output: 86 [2018-11-10 12:40:46,632 WARN L179 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 42 [2018-11-10 12:40:47,283 WARN L179 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 27 [2018-11-10 12:40:47,517 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 30 [2018-11-10 12:40:47,755 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 1 [2018-11-10 12:40:48,271 WARN L179 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 49 [2018-11-10 12:40:48,664 WARN L179 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 1 [2018-11-10 12:40:48,986 WARN L179 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 43 [2018-11-10 12:40:49,808 WARN L179 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 27 [2018-11-10 12:40:50,582 WARN L179 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 79 [2018-11-10 12:40:50,999 WARN L179 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 21 [2018-11-10 12:40:51,281 WARN L179 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 1 [2018-11-10 12:40:52,844 WARN L179 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 478 DAG size of output: 37 [2018-11-10 12:40:53,121 WARN L179 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 54 [2018-11-10 12:40:54,441 WARN L179 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 475 DAG size of output: 74 [2018-11-10 12:40:54,942 WARN L179 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 47 [2018-11-10 12:40:54,944 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 999 1005) the Hoare annotation is: true [2018-11-10 12:40:54,945 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 999 1005) no Hoare annotation was computed. [2018-11-10 12:40:54,945 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 1006 1014) no Hoare annotation was computed. [2018-11-10 12:40:54,945 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 1006 1014) the Hoare annotation is: true [2018-11-10 12:40:54,945 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 1006 1014) no Hoare annotation was computed. [2018-11-10 12:40:54,945 INFO L421 ceAbstractionStarter]: At program point L833(line 833) 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 12:40:54,945 INFO L421 ceAbstractionStarter]: At program point L833-1(line 833) 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 12:40:54,945 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 827 849) 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 12:40:54,945 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 827 849) no Hoare annotation was computed. [2018-11-10 12:40:54,945 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 827 849) no Hoare annotation was computed. [2018-11-10 12:40:54,945 INFO L421 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~waterLevel~0 main_~tmp~10) 2) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= main_~tmp~10 1)) (< (+ |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 12:40:54,946 INFO L421 ceAbstractionStarter]: At program point L839-1(line 839) the Hoare annotation is: (or (and (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~waterLevel~0 main_~tmp~10) 2) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= main_~tmp~10 1)) (< (+ |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 12:40:54,946 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 844) no Hoare annotation was computed. [2018-11-10 12:40:54,946 INFO L425 ceAbstractionStarter]: For program point L837-1(lines 837 844) no Hoare annotation was computed. [2018-11-10 12:40:54,946 INFO L425 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2018-11-10 12:40:54,946 INFO L421 ceAbstractionStarter]: At program point L834(line 834) 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 12:40:54,946 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (let ((.cse5 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse2 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse3 (< 0 .cse5)) (.cse4 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse0 (< ~waterLevel~0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 (< .cse1 1) .cse2 .cse3) (or .cse4 .cse0 (< .cse1 0) (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or (< 2 .cse5) .cse4 .cse0 (< |old(~pumpRunning~0)| ~waterLevel~0) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 12:40:54,946 INFO L421 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse5 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse2 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse3 (< 0 .cse5)) (.cse4 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse0 (< ~waterLevel~0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 (< .cse1 1) .cse2 .cse3) (or .cse4 .cse0 (< .cse1 0) (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or (and (<= ~pumpRunning~0 processEnvironment__wrappee__methaneQuery_~tmp~1) (<= 2 (+ ~pumpRunning~0 ~systemActive~0)) (<= processEnvironment__wrappee__methaneQuery_~tmp~1 ~waterLevel~0)) (< 2 .cse5) .cse4 .cse0 (< |old(~pumpRunning~0)| ~waterLevel~0) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 12:40:54,946 INFO L425 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2018-11-10 12:40:54,946 INFO L421 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (let ((.cse6 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse2 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse3 (< 0 .cse6)) (.cse4 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse0 (< ~waterLevel~0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 (< .cse1 1) .cse2 .cse3) (or .cse4 .cse0 (< .cse1 0) (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (let ((.cse5 (+ ~methaneLevelCritical~0 1))) (or (and (<= ~pumpRunning~0 .cse5) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (< 2 .cse6) .cse4 .cse0 (< |old(~pumpRunning~0)| ~waterLevel~0) (< |old(~pumpRunning~0)| .cse5)))))) [2018-11-10 12:40:54,946 INFO L425 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-10 12:40:54,946 INFO L425 ceAbstractionStarter]: For program point L117(lines 117 134) no Hoare annotation was computed. [2018-11-10 12:40:54,946 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 113 137) the Hoare annotation is: (let ((.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse0) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse0 ~systemActive~0) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))) (let ((.cse3 (+ ~methaneLevelCritical~0 1))) (or (and (<= ~pumpRunning~0 .cse3) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (< 2 (* 2 |old(~pumpRunning~0)|)) .cse1 .cse2 (< |old(~pumpRunning~0)| ~waterLevel~0) (< |old(~pumpRunning~0)| .cse3))))) [2018-11-10 12:40:54,947 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 113 137) no Hoare annotation was computed. [2018-11-10 12:40:54,947 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse0) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse0 ~systemActive~0) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))) (or (< 2 (* 2 |old(~pumpRunning~0)|)) .cse1 .cse2 (< |old(~pumpRunning~0)| ~waterLevel~0) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))))) [2018-11-10 12:40:54,947 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2018-11-10 12:40:54,947 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 291 305) no Hoare annotation was computed. [2018-11-10 12:40:54,947 INFO L421 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse6 (* 2 ~methaneLevelCritical~0))) (let ((.cse1 (< .cse6 2)) (.cse2 (< 2 .cse6)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~systemActive~0)| 1))) (.cse4 (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2 .cse4) (or .cse0 .cse5) (or .cse3 .cse4 .cse5)))) [2018-11-10 12:40:54,947 INFO L425 ceAbstractionStarter]: For program point L295(lines 295 301) no Hoare annotation was computed. [2018-11-10 12:40:54,947 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 291 305) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse12 (* 2 ~methaneLevelCritical~0)) (.cse7 (= ~systemActive~0 0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (and (not .cse7) .cse8)) (.cse3 (< .cse12 2)) (.cse4 (< 2 .cse12)) (.cse5 (or .cse1 .cse11)) (.cse6 (not .cse0)) (.cse9 (not (= |old(~systemActive~0)| 1))) (.cse10 (and (= ~systemActive~0 1) .cse8))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse0 .cse5) (or .cse6 .cse1 .cse3 (and .cse7 .cse8) .cse4) (or .cse9 .cse3 .cse4 .cse10) (or (and .cse8 .cse7) .cse5 .cse6) (or .cse9 .cse10 .cse11)))) [2018-11-10 12:40:54,947 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 291 305) no Hoare annotation was computed. [2018-11-10 12:40:54,947 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2018-11-10 12:40:54,947 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2018-11-10 12:40:54,947 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2018-11-10 12:40:54,947 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 272 290) the Hoare annotation is: true [2018-11-10 12:40:54,947 INFO L425 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2018-11-10 12:40:54,947 INFO L428 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2018-11-10 12:40:54,947 INFO L425 ceAbstractionStarter]: For program point L281-2(lines 281 285) no Hoare annotation was computed. [2018-11-10 12:40:54,948 INFO L425 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-11-10 12:40:54,948 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 272 290) no Hoare annotation was computed. [2018-11-10 12:40:54,948 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 272 290) no Hoare annotation was computed. [2018-11-10 12:40:54,948 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 992 998) no Hoare annotation was computed. [2018-11-10 12:40:54,948 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 992 998) the Hoare annotation is: true [2018-11-10 12:40:54,948 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 814 823) 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 12:40:54,948 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 814 823) no Hoare annotation was computed. [2018-11-10 12:40:54,948 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 814 823) no Hoare annotation was computed. [2018-11-10 12:40:54,948 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 197 207) the Hoare annotation is: true [2018-11-10 12:40:54,948 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2018-11-10 12:40:54,948 INFO L428 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: true [2018-11-10 12:40:54,948 INFO L425 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-11-10 12:40:54,948 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 197 207) no Hoare annotation was computed. [2018-11-10 12:40:54,949 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (let ((.cse1 (* 2 ~methaneLevelCritical~0))) (or .cse0 (< .cse1 2) (< 2 .cse1) .cse2)) (or (or .cse0 (not (= ~methaneLevelCritical~0 0))) .cse2))) [2018-11-10 12:40:54,949 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2018-11-10 12:40:54,949 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2018-11-10 12:40:54,949 INFO L421 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1))) (.cse0 (< ~waterLevel~0 ~systemActive~0))) (and (or (let ((.cse1 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse2 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse1 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse2))) .cse3) (let ((.cse4 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) .cse3 (< ~systemActive~0 .cse4) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse4 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 12:40:54,949 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 139 163) no Hoare annotation was computed. [2018-11-10 12:40:54,949 INFO L421 ceAbstractionStarter]: At program point L153(line 153) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0)) (.cse4 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse5 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse6 (< 0 .cse0)) (.cse3 (< |old(~pumpRunning~0)| ~waterLevel~0))) (and (or (and (and (<= (+ processEnvironment_~tmp~2 1) ~pumpRunning~0) (<= 1 (+ processEnvironment_~tmp~2 ~pumpRunning~0))) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< 2 .cse0) .cse1 .cse2 .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse2 (< .cse4 1) .cse5 .cse6) (or .cse1 .cse2 (< .cse4 0) (not (= ~methaneLevelCritical~0 0)) .cse5 .cse6) (or (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse3 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (not (= ~systemActive~0 1)))))) [2018-11-10 12:40:54,949 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 139 163) no Hoare annotation was computed. [2018-11-10 12:40:54,949 INFO L421 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (let ((.cse6 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse2 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse3 (< 0 .cse6)) (.cse4 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse0 (< ~waterLevel~0 ~systemActive~0)) (.cse5 (< |old(~pumpRunning~0)| ~waterLevel~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 (< .cse1 1) .cse2 .cse3) (or .cse4 .cse0 (< .cse1 0) (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (<= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse5 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0))) (not (= ~systemActive~0 1))) (or (< 2 .cse6) .cse4 .cse0 .cse5 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 12:40:54,950 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 139 163) the Hoare annotation is: (let ((.cse2 (< ~waterLevel~0 ~systemActive~0)) (.cse0 (not (= ~systemActive~0 1)))) (and (let ((.cse1 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) .cse0 (< ~systemActive~0 .cse1) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse1 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))) (or (let ((.cse3 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse4 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse2 .cse3 .cse4 (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse3 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse4))) (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse0))) [2018-11-10 12:40:54,950 INFO L425 ceAbstractionStarter]: For program point L147(lines 147 155) no Hoare annotation was computed. [2018-11-10 12:40:54,950 INFO L421 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse4 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0))) (let ((.cse2 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|))) (.cse0 (< ~waterLevel~0 ~systemActive~0)) (.cse1 (< .cse4 1))) (and (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 .cse1 .cse2 .cse3) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse0 (< .cse4 0) (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or (let ((.cse5 (< |old(~pumpRunning~0)| ~waterLevel~0)) (.cse6 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)))) (and (or .cse0 .cse5 .cse6 .cse1 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse5 (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse6))) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)))))) [2018-11-10 12:40:54,950 INFO L425 ceAbstractionStarter]: For program point L145-1(line 145) no Hoare annotation was computed. [2018-11-10 12:40:54,950 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 160) no Hoare annotation was computed. [2018-11-10 12:40:54,950 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 967) no Hoare annotation was computed. [2018-11-10 12:40:54,950 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 957 970) no Hoare annotation was computed. [2018-11-10 12:40:54,950 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 957 970) the Hoare annotation is: true [2018-11-10 12:40:54,950 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 957 970) no Hoare annotation was computed. [2018-11-10 12:40:54,950 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2018-11-10 12:40:54,950 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2018-11-10 12:40:54,950 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 310 375) 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 12:40:54,950 INFO L425 ceAbstractionStarter]: For program point L320-1(lines 320 367) no Hoare annotation was computed. [2018-11-10 12:40:54,950 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 310 375) no Hoare annotation was computed. [2018-11-10 12:40:54,950 INFO L421 ceAbstractionStarter]: At program point L368(lines 319 369) 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 12:40:54,951 INFO L421 ceAbstractionStarter]: At program point L358(line 358) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (and .cse1 .cse4 .cse2) (and .cse4 .cse3 .cse2) (< 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 12:40:54,951 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 362) no Hoare annotation was computed. [2018-11-10 12:40:54,951 INFO L421 ceAbstractionStarter]: At program point L356-1(lines 350 363) the Hoare annotation is: (let ((.cse4 (+ ~systemActive~0 2147483646)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse3 (let ((.cse5 (+ ~pumpRunning~0 1))) (and (<= .cse5 ~waterLevel~0) (<= 0 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (<= ~systemActive~0 ~waterLevel~0) (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= 1 (+ ~systemActive~0 test_~splverifierCounter~0)) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= (* 2 ~methaneLevelCritical~0) 2) (<= ~methaneLevelCritical~0 .cse5) (<= test_~tmp___2~0 .cse4) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2))) (.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and .cse3 (and (<= (+ ~systemActive~0 test_~tmp~6) 2147483648) (<= ~systemActive~0 (+ test_~tmp~6 2147483649))) (<= 0 (+ ~systemActive~0 test_~tmp___0~2 2147483647)) (<= test_~tmp___0~2 .cse4)) (and .cse3 (<= 2 (+ ~methaneLevelCritical~0 ~systemActive~0))) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and .cse3 (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 12:40:54,951 INFO L425 ceAbstractionStarter]: For program point L321(lines 320 367) no Hoare annotation was computed. [2018-11-10 12:40:54,951 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 363) no Hoare annotation was computed. [2018-11-10 12:40:54,951 INFO L421 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (let ((.cse10 (+ ~systemActive~0 test_~splverifierCounter~0)) (.cse16 (+ ~pumpRunning~0 1))) (let ((.cse3 (+ ~methaneLevelCritical~0 1)) (.cse14 (<= .cse16 ~waterLevel~0)) (.cse15 (<= ~systemActive~0 ~waterLevel~0)) (.cse17 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse18 (<= 1 .cse10)) (.cse19 (* 2 ~methaneLevelCritical~0)) (.cse13 (+ ~systemActive~0 2147483646)) (.cse8 (= test_~splverifierCounter~0 0))) (let ((.cse1 (and .cse14 (<= 0 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) .cse15 .cse17 .cse18 (<= .cse19 2) (<= ~methaneLevelCritical~0 .cse16) (<= test_~tmp___2~0 .cse13) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse8)) (.cse6 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0)) (.cse2 (<= .cse19 0)) (.cse0 (and .cse14 .cse15 (<= ~waterLevel~0 .cse16) (<= (* 2 test_~splverifierCounter~0) 0) .cse17 .cse18 (<= test_~splverifierCounter~0 (+ test_~tmp~6 2147483648)) (<= test_~tmp~6 (+ test_~splverifierCounter~0 2147483647)))) (.cse11 (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0))) (.cse12 (<= .cse3 ~waterLevel~0)) (.cse4 (<= 0 (+ ~systemActive~0 test_~tmp___0~2 2147483647))) (.cse5 (<= test_~tmp___0~2 .cse13)) (.cse9 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 (<= ~pumpRunning~0 .cse3) .cse4 .cse5) (and .cse6 (= 0 ~methaneLevelCritical~0) .cse7 .cse8) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and .cse1 (<= ~systemActive~0 ~methaneLevelCritical~0) .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (and .cse6 .cse7 (= ~methaneLevelCritical~0 1) .cse8) (and (and (<= .cse10 1) (not (= ~waterLevel~0 1)) .cse9) (<= ~waterLevel~0 (+ ~methaneLevelCritical~0 2)) .cse2 .cse11 .cse12 .cse4 .cse5 .cse8) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse11 .cse12 .cse4 .cse5 .cse9))))) [2018-11-10 12:40:54,951 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 346) no Hoare annotation was computed. [2018-11-10 12:40:54,951 INFO L425 ceAbstractionStarter]: For program point L340-1(lines 340 346) no Hoare annotation was computed. [2018-11-10 12:40:54,951 INFO L421 ceAbstractionStarter]: At program point L365(lines 320 367) the Hoare annotation is: (let ((.cse5 (<= ~systemActive~0 ~waterLevel~0)) (.cse6 (<= 1 (+ ~pumpRunning~0 ~systemActive~0))) (.cse7 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse3 (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= ~pumpRunning~0 ~systemActive~0) .cse5 (= ~methaneLevelCritical~0 0) .cse6 .cse7 .cse2)) (.cse4 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646))) (.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and (<= ~waterLevel~0 ~systemActive~0) .cse3) (and (and .cse4 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (= ~pumpRunning~0 1) .cse3) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and (and .cse5 .cse6 .cse7 (<= 0 (+ ~systemActive~0 test_~tmp___2~0 2147483647)) .cse4) (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1) (<= 2 (+ ~methaneLevelCritical~0 ~systemActive~0)) .cse2) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 12:40:54,951 INFO L421 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 1))) (let ((.cse6 (<= .cse10 ~waterLevel~0)) (.cse7 (<= ~systemActive~0 ~waterLevel~0)) (.cse8 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse9 (<= 1 (+ ~systemActive~0 test_~splverifierCounter~0))) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse3 (and .cse6 .cse7 (<= ~waterLevel~0 .cse10) .cse8 .cse9 (= ~methaneLevelCritical~0 0) (<= test_~splverifierCounter~0 (+ test_~tmp~6 2147483648)) (<= test_~tmp~6 (+ test_~splverifierCounter~0 2147483647)) .cse2)) (.cse5 (and .cse6 .cse7 .cse8 .cse9 (<= test_~splverifierCounter~0 ~methaneLevelCritical~0) (<= (* 2 ~methaneLevelCritical~0) 2) (<= 0 (* 2 ~pumpRunning~0)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2)) (.cse4 (= ~pumpRunning~0 0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0))) (or (and .cse0 (and (= 0 ~methaneLevelCritical~0) .cse1 .cse2)) (and .cse3 .cse4) (and .cse5 .cse3) (and .cse5 (<= ~systemActive~0 ~methaneLevelCritical~0) .cse4) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))))) [2018-11-10 12:40:54,951 INFO L425 ceAbstractionStarter]: For program point L330(lines 330 336) no Hoare annotation was computed. [2018-11-10 12:40:54,951 INFO L425 ceAbstractionStarter]: For program point L330-1(lines 330 336) no Hoare annotation was computed. [2018-11-10 12:40:54,951 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 310 375) no Hoare annotation was computed. [2018-11-10 12:40:54,951 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 326) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 164 171) the Hoare annotation is: (or (and (<= (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (not (= ~methaneLevelCritical~0 0)) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 164 171) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 164 171) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 971 979) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 971 979) the Hoare annotation is: true [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 971 979) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L421 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 (+ |old(~pumpRunning~0)| 1)) (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 172 188) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 172 188) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 (+ |old(~pumpRunning~0)| 1)) (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) [2018-11-10 12:40:54,952 INFO L421 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (+ ~systemActive~0 ~waterLevel~0))) (and (or (or (< (+ |old(~pumpRunning~0)| ~waterLevel~0) 2) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (not (= ~methaneLevelCritical~0 0)) (< 3 .cse0) (< 0 (* 2 |old(~pumpRunning~0)|))) (and (<= ~waterLevel~0 (+ activatePump_~tmp~3 2)) (= 0 ~pumpRunning~0) (<= activatePump_~tmp~3 ~methaneLevelCritical~0))) (or (not (= ~systemActive~0 1)) (< ~systemActive~0 (+ |old(~pumpRunning~0)| 1)) (< .cse0 3) (< (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 172 188) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2018-11-10 12:40:54,952 INFO L428 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2018-11-10 12:40:54,952 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2018-11-10 12:40:54,953 INFO L425 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2018-11-10 12:40:54,953 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 904 915) the Hoare annotation is: (let ((.cse17 (+ ~pumpRunning~0 1)) (.cse10 (* 2 ~pumpRunning~0)) (.cse18 (+ ~systemActive~0 ~waterLevel~0))) (let ((.cse3 (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse11 (< 3 .cse18)) (.cse6 (< 0 .cse10)) (.cse7 (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0))) (.cse8 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse9 (< (+ ~waterLevel~0 |old(~methaneLevelCritical~0)|) 2)) (.cse4 (< ~waterLevel~0 ~systemActive~0)) (.cse15 (< ~systemActive~0 .cse17)) (.cse14 (and (<= ~systemActive~0 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 .cse17))) (.cse12 (+ |old(~methaneLevelCritical~0)| 1)) (.cse16 (< ~systemActive~0 |old(~methaneLevelCritical~0)|))) (and (or .cse0 .cse1 (= 0 ~methaneLevelCritical~0) .cse2) (or .cse3 .cse4 (< (+ ~pumpRunning~0 |old(~methaneLevelCritical~0)|) 0) .cse2 .cse5 .cse6 (and .cse7 (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0))) (or (and (<= (* 2 ~methaneLevelCritical~0) 0) (<= 1 .cse8)) .cse9 (< 2 .cse10) .cse3 .cse11 (< ~pumpRunning~0 .cse12)) (or (or (< (+ ~pumpRunning~0 ~waterLevel~0) 2) .cse3 .cse2 .cse11 .cse6) (and .cse7 (<= .cse8 0))) (let ((.cse13 (* 2 |old(~methaneLevelCritical~0)|))) (or .cse0 .cse1 (< .cse13 2) (= ~methaneLevelCritical~0 1) (< 2 .cse13))) (or .cse5 .cse14 .cse15 .cse16 .cse9 (< .cse17 ~systemActive~0) .cse4) (or (not (= ~systemActive~0 1)) .cse15 (< .cse18 3) .cse14 (< .cse12 ~waterLevel~0) .cse16 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-11-10 12:40:54,953 INFO L425 ceAbstractionStarter]: For program point L908-1(lines 904 915) no Hoare annotation was computed. [2018-11-10 12:40:54,953 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 904 915) no Hoare annotation was computed. [2018-11-10 12:40:54,953 INFO L421 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse13 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse11 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse4 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|))) (.cse10 (+ ~methaneLevelCritical~0 1)) (.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse7 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse8 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse12 (= |old(~waterLevel~0)| 1)) (.cse5 (< 0 .cse13))) (and (or .cse0 .cse1 .cse2) (or (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse3 .cse2 .cse4 .cse5) (or .cse6 .cse3 .cse7 (< .cse8 1) .cse4 .cse5) (let ((.cse9 (* 2 ~methaneLevelCritical~0))) (or .cse0 .cse1 (< .cse9 2) (< 2 .cse9))) (or (and (<= .cse10 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse11) (or .cse12 .cse6 (< (* 2 ~systemActive~0) 2)) .cse7 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)) .cse4 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse11 (= ~pumpRunning~0 1)) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 .cse13) .cse3 .cse4 (< |old(~pumpRunning~0)| .cse10)) (or .cse3 .cse7 (< .cse8 0) .cse2 (not .cse12) .cse5)))) [2018-11-10 12:40:54,953 INFO L425 ceAbstractionStarter]: For program point L59(lines 58 77) no Hoare annotation was computed. [2018-11-10 12:40:54,953 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (let ((.cse17 (+ |old(~pumpRunning~0)| 1)) (.cse13 (+ ~methaneLevelCritical~0 1)) (.cse5 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse21 (* 2 ~methaneLevelCritical~0)) (.cse11 (= |old(~waterLevel~0)| 1)) (.cse25 (+ ~systemActive~0 |old(~waterLevel~0)|))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse9 (* 2 |old(~pumpRunning~0)|)) (.cse7 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse18 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse8 (< 3 .cse25)) (.cse6 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse12 (not (= ~waterLevel~0 1))) (.cse10 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 0))) (.cse3 (not .cse11)) (.cse24 (< .cse21 2)) (.cse22 (< 2 .cse21)) (.cse20 (<= .cse5 2)) (.cse19 (<= .cse13 ~waterLevel~0)) (.cse14 (= ~pumpRunning~0 0)) (.cse15 (< ~systemActive~0 .cse17)) (.cse16 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse23 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (<= 2 .cse5) (or (< .cse6 2) .cse7 .cse4 .cse8 (< 0 .cse9))) (or .cse0 .cse1 .cse10 .cse4) (or .cse11 .cse0 .cse12 .cse1 .cse4) (or (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) (= ~pumpRunning~0 1)) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 .cse9) .cse7 .cse8 (< |old(~pumpRunning~0)| .cse13)) (or .cse3 (and .cse2 .cse14) .cse15 .cse16 (< .cse17 ~systemActive~0) .cse7 .cse18) (or (and (<= .cse5 3) (<= ~methaneLevelCritical~0 ~pumpRunning~0) .cse19) (or (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse11 (< (* 2 ~systemActive~0) 2)) .cse18 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) .cse8) (or .cse0 (and (<= 2 (* 2 ~waterLevel~0)) .cse20) .cse1 (or (< .cse21 0) (< .cse6 1) .cse22 .cse23)) (or .cse11 .cse0 .cse1 .cse12 .cse24 .cse22) (or .cse0 .cse1 .cse24 .cse10 .cse22) (or .cse0 .cse2 .cse1 .cse3 .cse24 .cse22) (or (and .cse20 .cse19 .cse14) (not (= ~systemActive~0 1)) .cse15 (< .cse25 3) .cse16 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) .cse23)))) [2018-11-10 12:40:54,953 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2018-11-10 12:40:54,953 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2018-11-10 12:40:54,953 INFO L421 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse13 (+ |old(~pumpRunning~0)| 1)) (.cse16 (+ ~systemActive~0 |old(~waterLevel~0)|)) (.cse15 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (* 2 |old(~pumpRunning~0)|)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse9 (= |old(~waterLevel~0)| 1)) (.cse4 (<= 2 .cse15)) (.cse14 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse7 (< 3 .cse16)) (.cse3 (+ ~methaneLevelCritical~0 1)) (.cse10 (= ~pumpRunning~0 0)) (.cse11 (< ~systemActive~0 .cse13)) (.cse12 (< ~systemActive~0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2) (or (and (<= ~waterLevel~0 ~systemActive~0) (<= ~pumpRunning~0 .cse3) .cse4) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 .cse5) .cse6 .cse7 (< |old(~pumpRunning~0)| .cse3)) (or .cse4 (or (< (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|) 2) .cse6 .cse2 .cse7 (< 0 .cse5))) (let ((.cse8 (* 2 ~methaneLevelCritical~0))) (or .cse0 .cse1 (< .cse8 2) (< 2 .cse8))) (or (not .cse9) (and (= 1 ~waterLevel~0) .cse10) .cse11 .cse12 (< .cse13 ~systemActive~0) .cse6 .cse14) (or (or (< |old(~pumpRunning~0)| ~methaneLevelCritical~0) .cse9 (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2)) (and (and (<= ~waterLevel~0 ~methaneLevelCritical~0) .cse4) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse14 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)) .cse7) (or (and (<= .cse15 2) (<= .cse3 ~waterLevel~0) .cse10) (not (= ~systemActive~0 1)) .cse11 (< .cse16 3) .cse12 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-11-10 12:40:54,954 INFO L421 ceAbstractionStarter]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse20 (* 2 ~methaneLevelCritical~0)) (.cse6 (= |old(~waterLevel~0)| 1)) (.cse25 (+ ~methaneLevelCritical~0 1)) (.cse19 (+ |old(~pumpRunning~0)| 2)) (.cse9 (+ |old(~pumpRunning~0)| 1))) (let ((.cse13 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse10 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse11 (< .cse9 ~systemActive~0)) (.cse14 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse17 (< .cse19 |old(~waterLevel~0)|)) (.cse7 (not (= ~waterLevel~0 1))) (.cse21 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse15 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse18 (<= .cse25 ~waterLevel~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse24 (* 2 |old(~pumpRunning~0)|)) (.cse12 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse16 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 0))) (.cse3 (not .cse6)) (.cse23 (< .cse20 2)) (.cse22 (< 2 .cse20))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse4) (or .cse6 .cse0 .cse7 .cse1 .cse4) (or .cse3 (and .cse2 .cse8) (< ~systemActive~0 .cse9) .cse10 .cse11 .cse12 .cse13) (or (and (<= 1 .cse14) .cse15 .cse8) (or .cse6 (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2)) .cse13 (< 2 (+ |old(~pumpRunning~0)| ~systemActive~0)) .cse16 .cse17) (or .cse18 (< |old(~waterLevel~0)| .cse19) (< 4 (* 2 |old(~waterLevel~0)|)) .cse10 .cse11 .cse12) (or .cse0 (and (<= 2 (* 2 ~waterLevel~0)) (<= .cse14 2)) .cse1 (or (< .cse20 0) (< .cse21 1) .cse22 .cse17)) (or .cse6 .cse0 .cse1 .cse7 .cse23 .cse22) (or (or (< .cse21 2) .cse12 .cse4 .cse16 (< 0 .cse24)) (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse15 (= ~pumpRunning~0 1))) (or .cse0 .cse1 .cse23 .cse5 .cse22) (or (and (<= ~waterLevel~0 ~systemActive~0) .cse18 .cse8) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 .cse24) .cse12 .cse16 (< |old(~pumpRunning~0)| .cse25)) (or .cse0 .cse2 .cse1 .cse3 .cse23 .cse22)))) [2018-11-10 12:40:54,954 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 916 924) the Hoare annotation is: true [2018-11-10 12:40:54,954 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 916 924) no Hoare annotation was computed. [2018-11-10 12:40:54,954 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 916 924) no Hoare annotation was computed. [2018-11-10 12:40:54,954 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 753 782) no Hoare annotation was computed. [2018-11-10 12:40:54,954 INFO L425 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2018-11-10 12:40:54,954 INFO L425 ceAbstractionStarter]: For program point L767(lines 767 771) no Hoare annotation was computed. [2018-11-10 12:40:54,954 INFO L428 ceAbstractionStarter]: At program point L767-1(lines 767 771) the Hoare annotation is: true [2018-11-10 12:40:54,954 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 753 782) the Hoare annotation is: true [2018-11-10 12:40:54,954 INFO L425 ceAbstractionStarter]: For program point L763-1(lines 763 777) no Hoare annotation was computed. [2018-11-10 12:40:54,954 INFO L428 ceAbstractionStarter]: At program point L763-3(lines 763 777) the Hoare annotation is: true [2018-11-10 12:40:54,954 INFO L428 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: true [2018-11-10 12:40:54,954 INFO L425 ceAbstractionStarter]: For program point L759-1(line 759) no Hoare annotation was computed. [2018-11-10 12:40:54,954 INFO L428 ceAbstractionStarter]: At program point L778(lines 753 782) the Hoare annotation is: true [2018-11-10 12:40:54,954 INFO L425 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2018-11-10 12:40:54,955 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 880 891) the Hoare annotation is: (let ((.cse1 (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (.cse2 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|))) (.cse0 (+ ~methaneLevelCritical~0 1))) (and (or (and (<= .cse0 ~waterLevel~0) .cse1) (or (< ~pumpRunning~0 ~methaneLevelCritical~0) (< |old(~waterLevel~0)| .cse0)) (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) (< 2 (+ ~pumpRunning~0 ~systemActive~0)) .cse2) (or (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse1) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 (* 2 ~pumpRunning~0)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse2 (< ~pumpRunning~0 .cse0)))) [2018-11-10 12:40:54,955 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 880 891) no Hoare annotation was computed. [2018-11-10 12:40:54,955 INFO L425 ceAbstractionStarter]: For program point L884-1(lines 880 891) no Hoare annotation was computed. [2018-11-10 12:40:54,955 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 12:40:54,955 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 12:40:54,955 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 12:40:54,955 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 12:40:54,955 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 807 813) no Hoare annotation was computed. [2018-11-10 12:40:54,955 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 807 813) the Hoare annotation is: true [2018-11-10 12:40:54,955 INFO L421 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse0 (<= (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1) ~waterLevel~0)) (.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0)) (.cse3 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse4 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse5 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (and (<= 2 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 ~systemActive~0)) .cse0) (< ~waterLevel~0 (+ |old(~pumpRunning~0)| 2)) (< 4 (* 2 ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) .cse1) (or (and (<= ~systemActive~0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= 0 ~pumpRunning~0) .cse0) .cse1 .cse2 (< .cse3 0) (not (= ~methaneLevelCritical~0 0)) .cse4 .cse5) (or (and (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse2 (< .cse3 1) .cse4 .cse5))) [2018-11-10 12:40:54,955 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 87 111) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse0) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))) [2018-11-10 12:40:54,955 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2018-11-10 12:40:54,956 INFO L421 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (< ~systemActive~0 .cse0) (< ~systemActive~0 ~methaneLevelCritical~0) (< .cse0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0) (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))) [2018-11-10 12:40:54,956 INFO L425 ceAbstractionStarter]: For program point L93-1(line 93) no Hoare annotation was computed. [2018-11-10 12:40:54,956 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2018-11-10 12:40:54,956 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 108) no Hoare annotation was computed. [2018-11-10 12:40:54,956 INFO L421 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse0 (< ~waterLevel~0 ~systemActive~0)) (.cse1 (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0)) (.cse2 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (not (= ~methaneLevelCritical~0 1)) (< (* 2 ~systemActive~0) 2) .cse0 (< .cse1 1) .cse2 .cse3) (or (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse0 (< .cse1 0) (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3))) [2018-11-10 12:40:54,956 INFO L425 ceAbstractionStarter]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2018-11-10 12:40:54,956 INFO L421 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse4 (+ |old(~pumpRunning~0)| 1))) (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (< ~systemActive~0 .cse4)) (.cse2 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse3 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))) (and (or .cse0 .cse1 (< (+ ~systemActive~0 ~waterLevel~0) 3) .cse2 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) .cse3) (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2 (< .cse4 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0) .cse3)))) [2018-11-10 12:40:54,956 INFO L425 ceAbstractionStarter]: For program point L896-1(lines 892 903) no Hoare annotation was computed. [2018-11-10 12:40:54,956 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 892 903) no Hoare annotation was computed. [2018-11-10 12:40:54,956 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 892 903) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0)) (.cse19 (+ ~pumpRunning~0 2)) (.cse2 (+ ~methaneLevelCritical~0 1)) (.cse20 (+ ~pumpRunning~0 1))) (let ((.cse9 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse5 (< ~systemActive~0 .cse20)) (.cse8 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse17 (not (= 0 ~pumpRunning~0))) (.cse4 (= 1 ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse16 (< .cse2 |old(~waterLevel~0)|)) (.cse6 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse7 (< .cse20 ~systemActive~0)) (.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse10 (not (= ~systemActive~0 0))) (.cse11 (< |old(~waterLevel~0)| .cse19)) (.cse12 (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0)) (.cse13 (< 0 .cse0)) (.cse14 (< .cse19 |old(~waterLevel~0)|)) (.cse15 (< .cse20 ~methaneLevelCritical~0))) (and (or (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3)) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) (< 2 .cse0) .cse1 (< 3 (+ ~systemActive~0 |old(~waterLevel~0)|)) (< ~pumpRunning~0 .cse2)) (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse1 .cse8) (or (<= 2 .cse9) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (or (<= .cse9 2) (not (= ~systemActive~0 1)) .cse5 .cse16 .cse6 .cse7 .cse8) (or .cse17 .cse10 .cse4 .cse3 (not (= ~methaneLevelCritical~0 0))) (let ((.cse18 (* 2 ~methaneLevelCritical~0))) (or .cse17 .cse4 .cse10 .cse3 (< .cse18 2) (< 2 .cse18))) (or .cse11 .cse16 (< 4 (* 2 |old(~waterLevel~0)|)) .cse6 (<= .cse2 ~waterLevel~0) .cse7 .cse1) (or .cse10 (<= ~waterLevel~0 .cse19) (or .cse11 .cse12 .cse13 .cse14 .cse15))))) [2018-11-10 12:40:54,956 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 377 384) no Hoare annotation was computed. [2018-11-10 12:40:54,956 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 381) no Hoare annotation was computed. [2018-11-10 12:40:54,956 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 377 384) the Hoare annotation is: true [2018-11-10 12:40:54,956 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 377 384) no Hoare annotation was computed. [2018-11-10 12:40:54,957 INFO L421 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (let ((.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse4 (< 0 (* 2 ~pumpRunning~0))) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< 3 (+ ~systemActive~0 ~waterLevel~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (< .cse2 1) .cse3 .cse4) (or .cse0 .cse1 (< .cse2 0) .cse5 (not (= ~waterLevel~0 1)) .cse4) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 .cse5 (< 2 (+ ~pumpRunning~0 ~systemActive~0)) .cse3 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1))) (or .cse6 .cse7 .cse5) (let ((.cse8 (* 2 ~methaneLevelCritical~0))) (or .cse6 .cse7 (< .cse8 2) (< 2 .cse8))))) [2018-11-10 12:40:54,957 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 869) no Hoare annotation was computed. [2018-11-10 12:40:54,957 INFO L421 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (< ~waterLevel~0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) .cse1 (not (= ~waterLevel~0 1)) (< 0 (* 2 ~pumpRunning~0))) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 .cse1 (< 2 (+ ~pumpRunning~0 ~systemActive~0)) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1))) (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) .cse1))) [2018-11-10 12:40:54,957 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 851 875) the Hoare annotation is: true [2018-11-10 12:40:54,957 INFO L425 ceAbstractionStarter]: For program point L861-1(line 861) no Hoare annotation was computed. [2018-11-10 12:40:54,957 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 872) no Hoare annotation was computed. [2018-11-10 12:40:54,957 INFO L425 ceAbstractionStarter]: For program point L859-1(lines 851 875) no Hoare annotation was computed. [2018-11-10 12:40:54,957 INFO L428 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: true [2018-11-10 12:40:54,957 INFO L425 ceAbstractionStarter]: For program point L857-1(line 857) no Hoare annotation was computed. [2018-11-10 12:40:54,957 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 851 875) no Hoare annotation was computed. [2018-11-10 12:40:54,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 12:40:54 BoogieIcfgContainer [2018-11-10 12:40:54,971 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 12:40:54,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:40:54,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:40:54,974 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:40:54,975 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:30:33" (3/4) ... [2018-11-10 12:40:54,977 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:40:54,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 12:40:54,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 12:40:54,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 12:40:54,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 12:40:54,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 12:40:54,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 12:40:54,982 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 12:40:54,983 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 12:40:54,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 12:40:54,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 12:40:54,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 12:40:54,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 12:40:54,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 12:40:54,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 12:40:54,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 12:40:54,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 12:40:54,984 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-10 12:40:54,994 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 141 nodes and edges [2018-11-10 12:40:54,995 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 12:40:54,995 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 12:40:55,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) || (waterLevel <= systemActive && (((((pumpRunning + 1 <= waterLevel && pumpRunning <= systemActive) && systemActive <= waterLevel) && methaneLevelCritical == 0) && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && splverifierCounter == 0)) || (((tmp___2 <= systemActive + 2147483646 && 0 <= splverifierCounter + tmp___2 + 2147483648) && pumpRunning == 1) && (((((pumpRunning + 1 <= waterLevel && pumpRunning <= systemActive) && systemActive <= waterLevel) && methaneLevelCritical == 0) && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || (((((((systemActive <= waterLevel && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && 0 <= systemActive + tmp___2 + 2147483647) && tmp___2 <= systemActive + 2147483646) && methaneLevelCritical + pumpRunning <= 1) && 2 <= methaneLevelCritical + systemActive) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || (((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 12:40:55,026 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 12:40:55,067 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_13a3da38-7109-4e27-aeeb-b69ae9e2738f/bin-2019/utaipan/witness.graphml [2018-11-10 12:40:55,067 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:40:55,068 INFO L168 Benchmark]: Toolchain (without parser) took 622368.83 ms. Allocated memory was 1.0 GB in the beginning and 5.7 GB in the end (delta: 4.7 GB). Free memory was 957.1 MB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2018-11-10 12:40:55,069 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:40:55,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 325.76 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 933.0 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:40:55,069 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 933.0 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:40:55,069 INFO L168 Benchmark]: Boogie Preprocessor took 34.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:40:55,069 INFO L168 Benchmark]: RCFGBuilder took 719.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.8 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:40:55,069 INFO L168 Benchmark]: TraceAbstraction took 621099.22 ms. Allocated memory was 1.1 GB in the beginning and 5.7 GB in the end (delta: 4.6 GB). Free memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 5.0 GB. Max. memory is 11.5 GB. [2018-11-10 12:40:55,070 INFO L168 Benchmark]: Witness Printer took 93.65 ms. Allocated memory is still 5.7 GB. Free memory was 2.5 GB in the beginning and 2.5 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-11-10 12:40:55,071 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 325.76 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 933.0 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 90.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 933.0 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 719.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.8 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 621099.22 ms. Allocated memory was 1.1 GB in the beginning and 5.7 GB in the end (delta: 4.6 GB). Free memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 5.0 GB. Max. memory is 11.5 GB. * Witness Printer took 93.65 ms. Allocated memory is still 5.7 GB. Free memory was 2.5 GB in the beginning and 2.5 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: 381]: 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: 319]: 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) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: (((((((((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) || (waterLevel <= systemActive && (((((pumpRunning + 1 <= waterLevel && pumpRunning <= systemActive) && systemActive <= waterLevel) && methaneLevelCritical == 0) && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && splverifierCounter == 0)) || (((tmp___2 <= systemActive + 2147483646 && 0 <= splverifierCounter + tmp___2 + 2147483648) && pumpRunning == 1) && (((((pumpRunning + 1 <= waterLevel && pumpRunning <= systemActive) && systemActive <= waterLevel) && methaneLevelCritical == 0) && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || (((((((systemActive <= waterLevel && 1 <= pumpRunning + systemActive) && systemActive + waterLevel <= 3) && 0 <= systemActive + tmp___2 + 2147483647) && tmp___2 <= systemActive + 2147483646) && methaneLevelCritical + pumpRunning <= 1) && 2 <= methaneLevelCritical + systemActive) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || (((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 171 locations, 1 error locations. SAFE Result, 621.0s OverallTime, 13 OverallIterations, 6 TraceHistogramMax, 239.9s AutomataDifference, 0.0s DeadEndRemovalTime, 36.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 3454 SDtfs, 5919 SDslu, 22915 SDs, 0 SdLazy, 23486 SolverSat, 2334 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 149.4s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 1010 GetRequests, 528 SyntacticMatches, 26 SemanticMatches, 456 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15802 ImplicationChecksByTransitivity, 21.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3579occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 242.0s AbstIntTime, 4 AbstIntIterations, 4 AbstIntStrong, 0.9941787580819159 AbsIntWeakeningRatio, 0.8202247191011236 AbsIntAvgWeakeningVarsNumRemoved, 5750.21488764045 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 13 MinimizatonAttempts, 1021 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 6244 PreInvPairs, 6439 NumberOfFragments, 5448 HoareAnnotationTreeSize, 6244 FomulaSimplifications, 222428 FormulaSimplificationTreeSizeReduction, 6.5s HoareSimplificationTime, 71 FomulaSimplificationsInter, 691041 FormulaSimplificationTreeSizeReductionInter, 30.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1482 NumberOfCodeBlocks, 1482 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1469 ConstructedInterpolants, 0 QuantifiedInterpolants, 277148 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 338/358 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...