./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product61_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_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product61_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/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 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:05:55,132 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:05:55,133 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:05:55,140 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:05:55,140 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:05:55,141 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:05:55,141 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:05:55,143 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:05:55,144 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:05:55,144 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:05:55,145 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:05:55,145 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:05:55,146 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:05:55,147 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:05:55,147 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:05:55,148 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:05:55,149 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:05:55,150 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:05:55,151 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:05:55,152 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:05:55,153 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:05:55,154 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:05:55,155 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:05:55,156 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:05:55,156 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:05:55,156 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:05:55,157 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:05:55,158 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:05:55,158 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:05:55,159 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:05:55,159 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:05:55,160 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:05:55,160 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:05:55,160 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:05:55,160 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:05:55,161 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:05:55,161 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:05:55,171 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:05:55,171 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:05:55,172 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:05:55,172 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:05:55,172 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:05:55,172 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:05:55,172 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:05:55,173 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:05:55,173 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:05:55,173 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:05:55,173 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:05:55,174 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:05:55,174 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:05:55,174 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:05:55,174 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:05:55,174 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:05:55,174 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:05:55,174 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:05:55,175 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:05:55,175 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:05:55,175 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:05:55,175 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:05:55,175 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:05:55,175 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:05:55,176 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:05:55,176 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:05:55,176 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:05:55,176 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:05:55,176 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:05:55,176 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:05:55,176 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:05:55,177 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:05:55,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:05:55,177 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:05:55,177 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_9b1c5492-c76b-433e-8f27-7502788aa879/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 -> 0a6118f2b5d6b5aa5216f9e2bec3bfdc8db33c9f [2018-11-10 08:05:55,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:05:55,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:05:55,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:05:55,213 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:05:55,213 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:05:55,213 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product61_true-unreach-call_false-termination.cil.c [2018-11-10 08:05:55,255 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/data/029d18f58/689409d0c58244f4993a0a8639875c61/FLAG0badaffed [2018-11-10 08:05:55,665 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:05:55,666 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/sv-benchmarks/c/product-lines/minepump_spec2_product61_true-unreach-call_false-termination.cil.c [2018-11-10 08:05:55,674 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/data/029d18f58/689409d0c58244f4993a0a8639875c61/FLAG0badaffed [2018-11-10 08:05:55,682 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/data/029d18f58/689409d0c58244f4993a0a8639875c61 [2018-11-10 08:05:55,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:05:55,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:05:55,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:05:55,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:05:55,689 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:05:55,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:55,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55, skipping insertion in model container [2018-11-10 08:05:55,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:55,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:05:55,725 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:05:55,919 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:05:55,927 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:05:55,979 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:05:55,996 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:05:55,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55 WrapperNode [2018-11-10 08:05:55,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:05:55,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:05:55,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:05:55,997 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:05:56,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:56,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:56,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:05:56,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:05:56,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:05:56,081 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:05:56,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:56,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:56,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:56,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:56,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:56,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:56,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... [2018-11-10 08:05:56,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:05:56,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:05:56,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:05:56,117 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:05:56,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/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 08:05:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 08:05:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 08:05:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:05:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:05:56,167 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 08:05:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 08:05:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 08:05:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 08:05:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 08:05:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 08:05:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 08:05:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 08:05:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 08:05:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 08:05:56,168 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 08:05:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 08:05:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 08:05:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-10 08:05:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 08:05:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 08:05:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:05:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:05:56,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:05:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:05:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 08:05:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 08:05:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 08:05:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 08:05:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 08:05:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 08:05:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 08:05:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 08:05:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 08:05:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 08:05:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 08:05:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 08:05:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 08:05:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 08:05:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 08:05:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 08:05:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 08:05:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 08:05:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 08:05:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 08:05:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 08:05:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 08:05:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 08:05:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 08:05:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 08:05:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 08:05:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 08:05:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 08:05:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 08:05:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 08:05:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:05:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:05:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 08:05:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 08:05:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:05:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:05:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 08:05:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 08:05:56,798 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:05:56,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:05:56 BoogieIcfgContainer [2018-11-10 08:05:56,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:05:56,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 08:05:56,799 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 08:05:56,801 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 08:05:56,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:05:55" (1/3) ... [2018-11-10 08:05:56,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4edd934b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:05:56, skipping insertion in model container [2018-11-10 08:05:56,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:05:55" (2/3) ... [2018-11-10 08:05:56,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4edd934b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:05:56, skipping insertion in model container [2018-11-10 08:05:56,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:05:56" (3/3) ... [2018-11-10 08:05:56,804 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61_true-unreach-call_false-termination.cil.c [2018-11-10 08:05:56,810 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 08:05:56,816 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 08:05:56,827 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 08:05:56,849 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 08:05:56,849 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 08:05:56,849 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 08:05:56,850 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 08:05:56,850 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 08:05:56,850 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 08:05:56,850 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 08:05:56,850 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 08:05:56,865 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states. [2018-11-10 08:05:56,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 08:05:56,872 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:05:56,872 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] [2018-11-10 08:05:56,874 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:05:56,879 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:05:56,879 INFO L82 PathProgramCache]: Analyzing trace with hash -1807361816, now seen corresponding path program 1 times [2018-11-10 08:05:56,881 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:05:56,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:56,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:05:56,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:56,910 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:05:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:05:57,067 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 08:05:57,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:05:57,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 08:05:57,070 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:05:57,074 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 08:05:57,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 08:05:57,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 08:05:57,087 INFO L87 Difference]: Start difference. First operand 170 states. Second operand 2 states. [2018-11-10 08:05:57,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:05:57,121 INFO L93 Difference]: Finished difference Result 310 states and 387 transitions. [2018-11-10 08:05:57,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 08:05:57,122 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-10 08:05:57,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:05:57,133 INFO L225 Difference]: With dead ends: 310 [2018-11-10 08:05:57,133 INFO L226 Difference]: Without dead ends: 157 [2018-11-10 08:05:57,137 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 08:05:57,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-11-10 08:05:57,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-11-10 08:05:57,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-11-10 08:05:57,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 187 transitions. [2018-11-10 08:05:57,183 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 187 transitions. Word has length 51 [2018-11-10 08:05:57,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:05:57,184 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 187 transitions. [2018-11-10 08:05:57,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 08:05:57,184 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 187 transitions. [2018-11-10 08:05:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 08:05:57,186 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:05:57,187 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:05:57,187 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:05:57,187 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:05:57,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1097642686, now seen corresponding path program 1 times [2018-11-10 08:05:57,187 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:05:57,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:57,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:05:57,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:57,189 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:05:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:05:57,275 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 08:05:57,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:05:57,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 08:05:57,276 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:05:57,277 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 08:05:57,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 08:05:57,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 08:05:57,278 INFO L87 Difference]: Start difference. First operand 157 states and 187 transitions. Second operand 3 states. [2018-11-10 08:05:57,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:05:57,302 INFO L93 Difference]: Finished difference Result 257 states and 307 transitions. [2018-11-10 08:05:57,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 08:05:57,302 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-10 08:05:57,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:05:57,304 INFO L225 Difference]: With dead ends: 257 [2018-11-10 08:05:57,304 INFO L226 Difference]: Without dead ends: 147 [2018-11-10 08:05:57,305 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 08:05:57,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-10 08:05:57,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-10 08:05:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-10 08:05:57,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 174 transitions. [2018-11-10 08:05:57,317 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 174 transitions. Word has length 53 [2018-11-10 08:05:57,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:05:57,318 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 174 transitions. [2018-11-10 08:05:57,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 08:05:57,318 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 174 transitions. [2018-11-10 08:05:57,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 08:05:57,319 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:05:57,319 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] [2018-11-10 08:05:57,320 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:05:57,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:05:57,320 INFO L82 PathProgramCache]: Analyzing trace with hash -881938630, now seen corresponding path program 1 times [2018-11-10 08:05:57,320 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:05:57,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:57,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:05:57,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:57,321 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:05:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:05:57,417 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 08:05:57,417 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:05:57,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:05:57,417 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:05:57,418 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:05:57,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:05:57,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:05:57,418 INFO L87 Difference]: Start difference. First operand 147 states and 174 transitions. Second operand 7 states. [2018-11-10 08:05:57,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:05:57,688 INFO L93 Difference]: Finished difference Result 266 states and 321 transitions. [2018-11-10 08:05:57,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 08:05:57,689 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-10 08:05:57,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:05:57,690 INFO L225 Difference]: With dead ends: 266 [2018-11-10 08:05:57,690 INFO L226 Difference]: Without dead ends: 147 [2018-11-10 08:05:57,691 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 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 08:05:57,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-10 08:05:57,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-10 08:05:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-10 08:05:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 173 transitions. [2018-11-10 08:05:57,701 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 173 transitions. Word has length 57 [2018-11-10 08:05:57,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:05:57,702 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 173 transitions. [2018-11-10 08:05:57,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:05:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 173 transitions. [2018-11-10 08:05:57,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-10 08:05:57,704 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:05:57,704 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:05:57,705 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:05:57,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:05:57,705 INFO L82 PathProgramCache]: Analyzing trace with hash -271678625, now seen corresponding path program 1 times [2018-11-10 08:05:57,705 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:05:57,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:57,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:05:57,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:57,707 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:05:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:05:57,817 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 08:05:57,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:05:57,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 08:05:57,818 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:05:57,818 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 08:05:57,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 08:05:57,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 08:05:57,819 INFO L87 Difference]: Start difference. First operand 147 states and 173 transitions. Second operand 5 states. [2018-11-10 08:05:58,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:05:58,257 INFO L93 Difference]: Finished difference Result 379 states and 462 transitions. [2018-11-10 08:05:58,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 08:05:58,258 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2018-11-10 08:05:58,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:05:58,260 INFO L225 Difference]: With dead ends: 379 [2018-11-10 08:05:58,260 INFO L226 Difference]: Without dead ends: 260 [2018-11-10 08:05:58,261 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-10 08:05:58,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2018-11-10 08:05:58,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 241. [2018-11-10 08:05:58,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2018-11-10 08:05:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 276 transitions. [2018-11-10 08:05:58,283 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 276 transitions. Word has length 75 [2018-11-10 08:05:58,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:05:58,283 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 276 transitions. [2018-11-10 08:05:58,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 08:05:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 276 transitions. [2018-11-10 08:05:58,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 08:05:58,285 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:05:58,285 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, 1, 1, 1, 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 08:05:58,285 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:05:58,285 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:05:58,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1890979798, now seen corresponding path program 1 times [2018-11-10 08:05:58,286 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:05:58,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:58,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:05:58,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:58,287 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:05:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:05:58,388 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 08:05:58,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:05:58,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 08:05:58,388 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:05:58,389 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 08:05:58,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 08:05:58,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 08:05:58,389 INFO L87 Difference]: Start difference. First operand 241 states and 276 transitions. Second operand 4 states. [2018-11-10 08:05:58,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:05:58,568 INFO L93 Difference]: Finished difference Result 803 states and 978 transitions. [2018-11-10 08:05:58,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 08:05:58,569 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 89 [2018-11-10 08:05:58,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:05:58,573 INFO L225 Difference]: With dead ends: 803 [2018-11-10 08:05:58,573 INFO L226 Difference]: Without dead ends: 590 [2018-11-10 08:05:58,574 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 08:05:58,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2018-11-10 08:05:58,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 578. [2018-11-10 08:05:58,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2018-11-10 08:05:58,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 690 transitions. [2018-11-10 08:05:58,619 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 690 transitions. Word has length 89 [2018-11-10 08:05:58,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:05:58,619 INFO L481 AbstractCegarLoop]: Abstraction has 578 states and 690 transitions. [2018-11-10 08:05:58,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 08:05:58,619 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 690 transitions. [2018-11-10 08:05:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 08:05:58,622 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:05:58,622 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, 1, 1, 1, 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 08:05:58,622 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:05:58,622 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:05:58,622 INFO L82 PathProgramCache]: Analyzing trace with hash 453687243, now seen corresponding path program 1 times [2018-11-10 08:05:58,622 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:05:58,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:58,623 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:05:58,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:58,623 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:05:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:05:58,707 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 08:05:58,707 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:05:58,707 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 08:05:58,707 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:05:58,708 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 08:05:58,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 08:05:58,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 08:05:58,708 INFO L87 Difference]: Start difference. First operand 578 states and 690 transitions. Second operand 6 states. [2018-11-10 08:05:58,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:05:58,896 INFO L93 Difference]: Finished difference Result 1635 states and 2006 transitions. [2018-11-10 08:05:58,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 08:05:58,898 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-10 08:05:58,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:05:58,903 INFO L225 Difference]: With dead ends: 1635 [2018-11-10 08:05:58,903 INFO L226 Difference]: Without dead ends: 1085 [2018-11-10 08:05:58,905 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 08:05:58,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2018-11-10 08:05:58,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1069. [2018-11-10 08:05:58,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1069 states. [2018-11-10 08:05:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 1069 states and 1270 transitions. [2018-11-10 08:05:58,961 INFO L78 Accepts]: Start accepts. Automaton has 1069 states and 1270 transitions. Word has length 89 [2018-11-10 08:05:58,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:05:58,962 INFO L481 AbstractCegarLoop]: Abstraction has 1069 states and 1270 transitions. [2018-11-10 08:05:58,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 08:05:58,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1270 transitions. [2018-11-10 08:05:58,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 08:05:58,963 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:05:58,963 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, 1, 1, 1, 1, 1, 1, 1, 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 08:05:58,964 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:05:58,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:05:58,964 INFO L82 PathProgramCache]: Analyzing trace with hash -1068897209, now seen corresponding path program 1 times [2018-11-10 08:05:58,964 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:05:58,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:58,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:05:58,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:58,965 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:05:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:05:59,053 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 08:05:59,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:05:59,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:05:59,054 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:05:59,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:05:59,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:05:59,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:05:59,054 INFO L87 Difference]: Start difference. First operand 1069 states and 1270 transitions. Second operand 7 states. [2018-11-10 08:05:59,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:05:59,697 INFO L93 Difference]: Finished difference Result 2199 states and 2677 transitions. [2018-11-10 08:05:59,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 08:05:59,699 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2018-11-10 08:05:59,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:05:59,704 INFO L225 Difference]: With dead ends: 2199 [2018-11-10 08:05:59,704 INFO L226 Difference]: Without dead ends: 1158 [2018-11-10 08:05:59,706 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 08:05:59,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2018-11-10 08:05:59,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1066. [2018-11-10 08:05:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1066 states. [2018-11-10 08:05:59,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1261 transitions. [2018-11-10 08:05:59,743 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1261 transitions. Word has length 93 [2018-11-10 08:05:59,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:05:59,744 INFO L481 AbstractCegarLoop]: Abstraction has 1066 states and 1261 transitions. [2018-11-10 08:05:59,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:05:59,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1261 transitions. [2018-11-10 08:05:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 08:05:59,746 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:05:59,746 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, 1] [2018-11-10 08:05:59,746 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:05:59,746 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:05:59,746 INFO L82 PathProgramCache]: Analyzing trace with hash 339735754, now seen corresponding path program 1 times [2018-11-10 08:05:59,746 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:05:59,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:59,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:05:59,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:59,747 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:05:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:05:59,815 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 08:05:59,815 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:05:59,815 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 08:05:59,816 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:05:59,816 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 08:05:59,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 08:05:59,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 08:05:59,817 INFO L87 Difference]: Start difference. First operand 1066 states and 1261 transitions. Second operand 6 states. [2018-11-10 08:05:59,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:05:59,857 INFO L93 Difference]: Finished difference Result 2146 states and 2626 transitions. [2018-11-10 08:05:59,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 08:05:59,857 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2018-11-10 08:05:59,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:05:59,860 INFO L225 Difference]: With dead ends: 2146 [2018-11-10 08:05:59,860 INFO L226 Difference]: Without dead ends: 1108 [2018-11-10 08:05:59,862 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 08:05:59,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2018-11-10 08:05:59,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1096. [2018-11-10 08:05:59,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1096 states. [2018-11-10 08:05:59,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1293 transitions. [2018-11-10 08:05:59,892 INFO L78 Accepts]: Start accepts. Automaton has 1096 states and 1293 transitions. Word has length 109 [2018-11-10 08:05:59,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:05:59,893 INFO L481 AbstractCegarLoop]: Abstraction has 1096 states and 1293 transitions. [2018-11-10 08:05:59,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 08:05:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1293 transitions. [2018-11-10 08:05:59,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 08:05:59,895 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:05:59,895 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, 1] [2018-11-10 08:05:59,895 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:05:59,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:05:59,895 INFO L82 PathProgramCache]: Analyzing trace with hash -2016069496, now seen corresponding path program 1 times [2018-11-10 08:05:59,896 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:05:59,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:59,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:05:59,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:05:59,896 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:05:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:05:59,965 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 08:05:59,965 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:05:59,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 08:05:59,965 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:05:59,966 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 08:05:59,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 08:05:59,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 08:05:59,966 INFO L87 Difference]: Start difference. First operand 1096 states and 1293 transitions. Second operand 8 states. [2018-11-10 08:06:00,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:06:00,009 INFO L93 Difference]: Finished difference Result 1960 states and 2374 transitions. [2018-11-10 08:06:00,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 08:06:00,009 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2018-11-10 08:06:00,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:06:00,012 INFO L225 Difference]: With dead ends: 1960 [2018-11-10 08:06:00,012 INFO L226 Difference]: Without dead ends: 892 [2018-11-10 08:06:00,014 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 08:06:00,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2018-11-10 08:06:00,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 892. [2018-11-10 08:06:00,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 892 states. [2018-11-10 08:06:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 892 states and 1041 transitions. [2018-11-10 08:06:00,040 INFO L78 Accepts]: Start accepts. Automaton has 892 states and 1041 transitions. Word has length 109 [2018-11-10 08:06:00,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:06:00,041 INFO L481 AbstractCegarLoop]: Abstraction has 892 states and 1041 transitions. [2018-11-10 08:06:00,041 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 08:06:00,041 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1041 transitions. [2018-11-10 08:06:00,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 08:06:00,042 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:06:00,042 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, 1, 1, 1, 1, 1] [2018-11-10 08:06:00,042 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:06:00,043 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:06:00,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1510210079, now seen corresponding path program 1 times [2018-11-10 08:06:00,043 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:06:00,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:06:00,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:06:00,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:06:00,044 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:06:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:06:00,147 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 08:06:00,147 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 08:06:00,147 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 08:06:00,148 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 114 with the following transitions: [2018-11-10 08:06:00,150 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [33], [36], [37], [38], [50], [54], [56], [57], [60], [64], [65], [66], [81], [84], [86], [90], [96], [100], [104], [107], [112], [115], [120], [123], [138], [139], [142], [144], [147], [149], [152], [155], [167], [168], [169], [170], [171], [173], [178], [181], [182], [184], [189], [191], [192], [197], [199], [200], [201], [234], [238], [255], [256], [259], [261], [264], [274], [277], [281], [282], [285], [286], [287], [288], [289], [290], [291], [292], [293], [301], [302], [305], [306], [307], [309], [310], [317], [318], [319], [320], [321], [322], [323], [327], [328], [329], [330], [331], [333], [334], [335], [336], [337], [338], [345], [346], [347], [349], [350], [351], [353], [354], [355], [356] [2018-11-10 08:06:00,191 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 08:06:00,191 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 08:06:06,608 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 08:06:06,609 INFO L272 AbstractInterpreter]: Visited 84 different actions 84 times. Never merged. Never widened. Never found a fixpoint. Largest state had 134 variables. [2018-11-10 08:06:06,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:06:06,616 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 08:06:11,616 INFO L227 lantSequenceWeakener]: Weakened 83 states. On average, predicates are now at 96.59% of their original sizes. [2018-11-10 08:06:11,616 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 08:06:12,333 INFO L415 sIntCurrentIteration]: We unified 112 AI predicates to 112 [2018-11-10 08:06:12,333 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 08:06:12,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 08:06:12,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [13] total 39 [2018-11-10 08:06:12,334 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:06:12,334 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-11-10 08:06:12,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-11-10 08:06:12,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=672, Unknown=0, NotChecked=0, Total=756 [2018-11-10 08:06:12,335 INFO L87 Difference]: Start difference. First operand 892 states and 1041 transitions. Second operand 28 states. [2018-11-10 08:06:45,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:06:45,333 INFO L93 Difference]: Finished difference Result 2225 states and 2642 transitions. [2018-11-10 08:06:45,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-10 08:06:45,333 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 113 [2018-11-10 08:06:45,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:06:45,337 INFO L225 Difference]: With dead ends: 2225 [2018-11-10 08:06:45,337 INFO L226 Difference]: Without dead ends: 1361 [2018-11-10 08:06:45,339 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 130 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 456 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=210, Invalid=1860, Unknown=0, NotChecked=0, Total=2070 [2018-11-10 08:06:45,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1361 states. [2018-11-10 08:06:45,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1361 to 1343. [2018-11-10 08:06:45,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1343 states. [2018-11-10 08:06:45,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1343 states and 1545 transitions. [2018-11-10 08:06:45,394 INFO L78 Accepts]: Start accepts. Automaton has 1343 states and 1545 transitions. Word has length 113 [2018-11-10 08:06:45,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:06:45,394 INFO L481 AbstractCegarLoop]: Abstraction has 1343 states and 1545 transitions. [2018-11-10 08:06:45,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-11-10 08:06:45,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1545 transitions. [2018-11-10 08:06:45,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 08:06:45,397 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:06:45,397 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, 1, 1, 1, 1, 1] [2018-11-10 08:06:45,397 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:06:45,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:06:45,397 INFO L82 PathProgramCache]: Analyzing trace with hash -356174706, now seen corresponding path program 1 times [2018-11-10 08:06:45,398 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:06:45,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:06:45,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:06:45,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:06:45,399 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:06:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:06:45,543 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 08:06:45,544 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 08:06:45,544 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 08:06:45,544 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 184 with the following transitions: [2018-11-10 08:06:45,544 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [29], [33], [36], [37], [38], [39], [41], [44], [48], [49], [50], [54], [56], [57], [60], [64], [65], [66], [69], [71], [77], [81], [84], [85], [86], [90], [96], [100], [104], [107], [110], [112], [115], [118], [120], [123], [138], [139], [140], [141], [142], [144], [147], [149], [152], [155], [164], [166], [167], [168], [169], [170], [171], [173], [178], [181], [182], [184], [189], [191], [192], [197], [199], [200], [201], [231], [234], [238], [244], [247], [251], [255], [256], [259], [261], [264], [271], [274], [277], [281], [282], [285], [286], [287], [288], [289], [290], [291], [292], [293], [295], [296], [299], [300], [301], [302], [303], [304], [305], [306], [307], [309], [310], [311], [312], [315], [316], [317], [318], [319], [320], [321], [322], [323], [324], [327], [328], [329], [330], [331], [333], [334], [335], [336], [337], [338], [343], [344], [345], [346], [347], [348], [349], [350], [351], [353], [354], [355], [356], [359], [360] [2018-11-10 08:06:45,549 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 08:06:45,549 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 08:08:23,390 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 08:08:23,390 INFO L272 AbstractInterpreter]: Visited 130 different actions 1305 times. Merged at 19 different actions 84 times. Never widened. Found 15 fixpoints after 3 different actions. Largest state had 134 variables. [2018-11-10 08:08:23,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:08:23,397 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 08:08:51,656 INFO L227 lantSequenceWeakener]: Weakened 158 states. On average, predicates are now at 96.44% of their original sizes. [2018-11-10 08:08:51,656 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 08:08:55,472 INFO L415 sIntCurrentIteration]: We unified 182 AI predicates to 182 [2018-11-10 08:08:55,472 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 08:08:55,472 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 08:08:55,472 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [63] imperfect sequences [13] total 74 [2018-11-10 08:08:55,472 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:08:55,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states [2018-11-10 08:08:55,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2018-11-10 08:08:55,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=3598, Unknown=0, NotChecked=0, Total=3906 [2018-11-10 08:08:55,474 INFO L87 Difference]: Start difference. First operand 1343 states and 1545 transitions. Second operand 63 states. [2018-11-10 08:10:48,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:10:48,508 INFO L93 Difference]: Finished difference Result 3351 states and 4166 transitions. [2018-11-10 08:10:48,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2018-11-10 08:10:48,508 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 183 [2018-11-10 08:10:48,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:10:48,515 INFO L225 Difference]: With dead ends: 3351 [2018-11-10 08:10:48,516 INFO L226 Difference]: Without dead ends: 2100 [2018-11-10 08:10:48,522 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 275 GetRequests, 120 SyntacticMatches, 1 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7959 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=1829, Invalid=22351, Unknown=0, NotChecked=0, Total=24180 [2018-11-10 08:10:48,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2100 states. [2018-11-10 08:10:48,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2100 to 1816. [2018-11-10 08:10:48,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1816 states. [2018-11-10 08:10:48,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1816 states and 2077 transitions. [2018-11-10 08:10:48,826 INFO L78 Accepts]: Start accepts. Automaton has 1816 states and 2077 transitions. Word has length 183 [2018-11-10 08:10:48,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:10:48,827 INFO L481 AbstractCegarLoop]: Abstraction has 1816 states and 2077 transitions. [2018-11-10 08:10:48,827 INFO L482 AbstractCegarLoop]: Interpolant automaton has 63 states. [2018-11-10 08:10:48,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2077 transitions. [2018-11-10 08:10:48,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-10 08:10:48,831 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:10:48,832 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, 1, 1, 1, 1, 1] [2018-11-10 08:10:48,832 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:10:48,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:10:48,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1265338493, now seen corresponding path program 1 times [2018-11-10 08:10:48,832 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:10:48,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:10:48,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:10:48,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:10:48,833 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:10:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:10:48,960 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 08:10:48,960 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 08:10:48,961 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 08:10:48,961 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 254 with the following transitions: [2018-11-10 08:10:48,961 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [29], [33], [36], [37], [38], [39], [41], [44], [46], [48], [49], [50], [54], [56], [57], [60], [64], [65], [66], [69], [71], [77], [81], [84], [85], [86], [90], [96], [100], [104], [107], [110], [112], [115], [118], [120], [123], [138], [139], [140], [141], [142], [144], [147], [149], [152], [155], [164], [166], [167], [168], [169], [170], [171], [173], [178], [181], [182], [184], [189], [191], [192], [197], [199], [200], [201], [231], [234], [238], [244], [247], [251], [255], [256], [259], [261], [264], [271], [274], [277], [281], [282], [285], [286], [287], [288], [289], [290], [291], [292], [293], [295], [296], [299], [300], [301], [302], [303], [304], [305], [306], [307], [309], [310], [311], [312], [315], [316], [317], [318], [319], [320], [321], [322], [323], [324], [327], [328], [329], [330], [331], [333], [334], [335], [336], [337], [338], [343], [344], [345], [346], [347], [348], [349], [350], [351], [353], [354], [355], [356], [359], [360] [2018-11-10 08:10:48,966 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 08:10:48,966 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 08:12:30,299 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 08:12:30,300 INFO L272 AbstractInterpreter]: Visited 136 different actions 1341 times. Merged at 19 different actions 84 times. Never widened. Found 15 fixpoints after 3 different actions. Largest state had 134 variables. [2018-11-10 08:12:30,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:12:30,301 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 08:13:08,588 INFO L227 lantSequenceWeakener]: Weakened 223 states. On average, predicates are now at 96.38% of their original sizes. [2018-11-10 08:13:08,588 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 08:13:15,020 INFO L415 sIntCurrentIteration]: We unified 252 AI predicates to 252 [2018-11-10 08:13:15,020 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 08:13:15,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 08:13:15,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [82] imperfect sequences [9] total 89 [2018-11-10 08:13:15,021 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:13:15,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 82 states [2018-11-10 08:13:15,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2018-11-10 08:13:15,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=408, Invalid=6234, Unknown=0, NotChecked=0, Total=6642 [2018-11-10 08:13:15,023 INFO L87 Difference]: Start difference. First operand 1816 states and 2077 transitions. Second operand 82 states. [2018-11-10 08:15:05,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:15:05,515 INFO L93 Difference]: Finished difference Result 2303 states and 2643 transitions. [2018-11-10 08:15:05,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-11-10 08:15:05,515 INFO L78 Accepts]: Start accepts. Automaton has 82 states. Word has length 253 [2018-11-10 08:15:05,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:15:05,516 INFO L225 Difference]: With dead ends: 2303 [2018-11-10 08:15:05,516 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 08:15:05,521 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 329 GetRequests, 171 SyntacticMatches, 1 SemanticMatches, 157 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8311 ImplicationChecksByTransitivity, 13.8s TimeCoverageRelationStatistics Valid=1715, Invalid=23407, Unknown=0, NotChecked=0, Total=25122 [2018-11-10 08:15:05,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 08:15:05,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 08:15:05,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 08:15:05,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 08:15:05,521 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 253 [2018-11-10 08:15:05,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:15:05,522 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:15:05,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 82 states. [2018-11-10 08:15:05,522 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 08:15:05,522 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:15:05,525 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 08:15:07,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:07,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:08,395 WARN L179 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 445 DAG size of output: 426 [2018-11-10 08:15:09,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:10,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:10,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:11,038 WARN L179 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 467 DAG size of output: 442 [2018-11-10 08:15:11,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:11,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:11,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:11,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:12,579 WARN L179 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 438 DAG size of output: 415 [2018-11-10 08:15:15,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:15,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 08:15:16,572 WARN L179 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 430 DAG size of output: 411 [2018-11-10 08:15:18,447 WARN L179 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 395 DAG size of output: 70 [2018-11-10 08:15:19,242 WARN L179 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 50 [2018-11-10 08:15:20,397 WARN L179 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 394 DAG size of output: 56 [2018-11-10 08:15:21,471 WARN L179 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 410 DAG size of output: 52 [2018-11-10 08:15:22,093 WARN L179 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 1 [2018-11-10 08:15:22,458 WARN L179 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 36 [2018-11-10 08:15:22,905 WARN L179 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 41 [2018-11-10 08:15:23,124 WARN L179 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 1 [2018-11-10 08:15:23,251 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-11-10 08:15:23,699 WARN L179 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 41 [2018-11-10 08:15:25,938 WARN L179 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 642 DAG size of output: 97 [2018-11-10 08:15:26,722 WARN L179 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 50 [2018-11-10 08:15:26,834 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 21 [2018-11-10 08:15:27,264 WARN L179 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 1 [2018-11-10 08:15:29,257 WARN L179 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 469 DAG size of output: 92 [2018-11-10 08:15:29,625 WARN L179 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 36 [2018-11-10 08:15:30,544 WARN L179 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 67 [2018-11-10 08:15:31,533 WARN L179 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 77 [2018-11-10 08:15:32,148 WARN L179 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 1 [2018-11-10 08:15:32,930 WARN L179 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 51 [2018-11-10 08:15:35,115 WARN L179 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 468 DAG size of output: 95 [2018-11-10 08:15:37,623 WARN L179 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 657 DAG size of output: 75 [2018-11-10 08:15:37,749 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-11-10 08:15:38,006 WARN L179 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 1 [2018-11-10 08:15:39,194 WARN L179 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 369 DAG size of output: 77 [2018-11-10 08:15:39,326 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-11-10 08:15:41,801 WARN L179 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 632 DAG size of output: 83 [2018-11-10 08:15:42,444 WARN L179 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 31 [2018-11-10 08:15:43,508 WARN L179 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 389 DAG size of output: 55 [2018-11-10 08:15:44,947 WARN L179 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 401 DAG size of output: 47 [2018-11-10 08:15:45,066 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 1 [2018-11-10 08:15:45,430 WARN L179 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 36 [2018-11-10 08:15:46,276 WARN L179 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 62 [2018-11-10 08:15:46,640 WARN L179 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 36 [2018-11-10 08:15:46,760 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 1 [2018-11-10 08:15:47,813 WARN L179 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 408 DAG size of output: 51 [2018-11-10 08:15:48,877 WARN L179 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 410 DAG size of output: 51 [2018-11-10 08:15:49,078 WARN L179 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 23 [2018-11-10 08:15:50,239 WARN L179 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 384 DAG size of output: 45 [2018-11-10 08:15:50,695 WARN L179 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 53 [2018-11-10 08:15:52,096 WARN L179 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 400 DAG size of output: 47 [2018-11-10 08:15:52,538 WARN L179 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 1 [2018-11-10 08:15:52,904 WARN L179 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 36 [2018-11-10 08:15:55,171 WARN L179 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 450 DAG size of output: 107 [2018-11-10 08:15:56,284 WARN L179 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 356 DAG size of output: 53 [2018-11-10 08:15:56,596 WARN L179 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 29 [2018-11-10 08:15:56,972 WARN L179 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 37 [2018-11-10 08:15:57,336 WARN L179 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 36 [2018-11-10 08:15:57,975 WARN L179 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 1 [2018-11-10 08:15:58,339 WARN L179 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 36 [2018-11-10 08:15:59,049 WARN L179 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 47 [2018-11-10 08:15:59,664 WARN L179 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 347 DAG size of output: 1 [2018-11-10 08:16:00,447 WARN L179 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 41 [2018-11-10 08:16:00,979 WARN L179 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 53 [2018-11-10 08:16:03,570 WARN L179 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 631 DAG size of output: 80 [2018-11-10 08:16:04,215 WARN L179 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 31 [2018-11-10 08:16:05,346 WARN L179 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 401 DAG size of output: 49 [2018-11-10 08:16:05,475 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-11-10 08:16:06,432 WARN L179 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 58 [2018-11-10 08:16:06,643 WARN L179 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 35 [2018-11-10 08:16:06,763 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 1 [2018-11-10 08:16:07,767 WARN L179 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 77 [2018-11-10 08:16:07,769 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 580 586) the Hoare annotation is: true [2018-11-10 08:16:07,769 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 580 586) no Hoare annotation was computed. [2018-11-10 08:16:07,769 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 587 595) no Hoare annotation was computed. [2018-11-10 08:16:07,769 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 587 595) the Hoare annotation is: true [2018-11-10 08:16:07,769 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 587 595) no Hoare annotation was computed. [2018-11-10 08:16:07,770 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 163 185) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,770 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 163 185) no Hoare annotation was computed. [2018-11-10 08:16:07,770 INFO L421 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (or (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= 1 (+ main_~tmp~1 ~pumpRunning~0)) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (<= main_~tmp~1 (+ ~pumpRunning~0 1)) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,770 INFO L421 ceAbstractionStarter]: At program point L175-1(line 175) the Hoare annotation is: (or (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= 1 (+ main_~tmp~1 ~pumpRunning~0)) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (<= main_~tmp~1 (+ ~pumpRunning~0 1)) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,770 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 180) no Hoare annotation was computed. [2018-11-10 08:16:07,770 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 163 185) no Hoare annotation was computed. [2018-11-10 08:16:07,770 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 173 180) no Hoare annotation was computed. [2018-11-10 08:16:07,770 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-10 08:16:07,770 INFO L421 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,770 INFO L421 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,770 INFO L421 ceAbstractionStarter]: At program point L169-1(line 169) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,770 INFO L421 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~waterLevel~0 ~systemActive~0))) (and (or (or .cse0 .cse1) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< (+ ~methAndRunningLastTime~0 1) |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (let ((.cse2 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (< ~systemActive~0 .cse2) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse2 ~systemActive~0)) .cse0 .cse1)))) [2018-11-10 08:16:07,771 INFO L425 ceAbstractionStarter]: For program point L852-1(lines 833 857) no Hoare annotation was computed. [2018-11-10 08:16:07,771 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 833 857) the Hoare annotation is: (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse2 (+ ~methAndRunningLastTime~0 1))) (or (or .cse0 .cse1) (and (<= ~pumpRunning~0 .cse2) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse2 |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))) (let ((.cse3 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (< ~systemActive~0 .cse3) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse3 ~systemActive~0)) .cse0 .cse1)))) [2018-11-10 08:16:07,771 INFO L421 ceAbstractionStarter]: At program point L847(line 847) the Hoare annotation is: (let ((.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) .cse1 .cse2)) (or (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) .cse1 .cse2 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))))) [2018-11-10 08:16:07,771 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 833 857) no Hoare annotation was computed. [2018-11-10 08:16:07,771 INFO L421 ceAbstractionStarter]: At program point L843(line 843) the Hoare annotation is: (let ((.cse4 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse5 (< 2 (* 2 |old(~pumpRunning~0)|))) (.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0)) (.cse6 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) .cse1 .cse2)) (let ((.cse3 (+ ~methAndRunningLastTime~0 1))) (or (or .cse1 .cse2) (and (<= ~pumpRunning~0 .cse3) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) .cse4 .cse5 (< .cse3 |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) .cse6)) (or (and (<= ~waterLevel~0 processEnvironment__wrappee__methaneQuery_~tmp~7) (<= processEnvironment__wrappee__methaneQuery_~tmp~7 ~systemActive~0)) (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1) .cse4 .cse5 .cse1 .cse2 .cse6))) [2018-11-10 08:16:07,771 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2018-11-10 08:16:07,771 INFO L421 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (let ((.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) .cse1 .cse2)) (let ((.cse3 (+ ~methAndRunningLastTime~0 1))) (or (or .cse1 .cse2) (and (<= ~pumpRunning~0 .cse3) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse3 |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point L839-1(line 839) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 854) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 928 936) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 928 936) the Hoare annotation is: true [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 928 936) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 992 1010) the Hoare annotation is: true [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point L1001(lines 1001 1005) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L428 ceAbstractionStarter]: At program point L999(line 999) the Hoare annotation is: true [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point L1001-2(lines 1001 1005) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point L999-1(line 999) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 992 1010) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 992 1010) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 573 579) no Hoare annotation was computed. [2018-11-10 08:16:07,772 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 573 579) the Hoare annotation is: true [2018-11-10 08:16:07,773 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 149 159) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,773 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 149 159) no Hoare annotation was computed. [2018-11-10 08:16:07,773 INFO L421 ceAbstractionStarter]: At program point L154(line 154) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,773 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 149 159) no Hoare annotation was computed. [2018-11-10 08:16:07,773 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 917 927) the Hoare annotation is: true [2018-11-10 08:16:07,773 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 917 927) no Hoare annotation was computed. [2018-11-10 08:16:07,773 INFO L428 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: true [2018-11-10 08:16:07,773 INFO L425 ceAbstractionStarter]: For program point L922-1(line 922) no Hoare annotation was computed. [2018-11-10 08:16:07,773 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 917 927) no Hoare annotation was computed. [2018-11-10 08:16:07,773 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 909 916) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (let ((.cse0 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse1 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse2 (< 2 (* 2 |old(~pumpRunning~0)|))) (.cse3 (< ~waterLevel~0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 .cse1 .cse2 .cse3)))) [2018-11-10 08:16:07,774 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 909 916) no Hoare annotation was computed. [2018-11-10 08:16:07,774 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 909 916) no Hoare annotation was computed. [2018-11-10 08:16:07,774 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 756) no Hoare annotation was computed. [2018-11-10 08:16:07,774 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 746 759) no Hoare annotation was computed. [2018-11-10 08:16:07,774 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 746 759) the Hoare annotation is: true [2018-11-10 08:16:07,774 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 746 759) no Hoare annotation was computed. [2018-11-10 08:16:07,774 INFO L421 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (let ((.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< ~waterLevel~0 ~systemActive~0)) (.cse1 (< ~systemActive~0 ~methaneLevelCritical~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) .cse1 (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) .cse2 .cse3)) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (let ((.cse4 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse5 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse6 (< 2 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse4 .cse5 .cse6 .cse2 .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or .cse1 (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse4 .cse5 .cse6))) (not (= ~systemActive~0 1))))) [2018-11-10 08:16:07,774 INFO L425 ceAbstractionStarter]: For program point L865-1(line 865) no Hoare annotation was computed. [2018-11-10 08:16:07,774 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 880) no Hoare annotation was computed. [2018-11-10 08:16:07,774 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 859 883) no Hoare annotation was computed. [2018-11-10 08:16:07,774 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 859 883) the Hoare annotation is: (let ((.cse5 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse4 (< ~waterLevel~0 ~systemActive~0))) (and (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (let ((.cse0 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse1 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse2 (< 2 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or .cse5 (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 .cse1 .cse2))) (not (= ~systemActive~0 1))) (let ((.cse6 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (< ~systemActive~0 .cse6) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) .cse5 (not (= ~methAndRunningLastTime~0 0)) (< .cse6 ~systemActive~0)) .cse3 .cse4)))) [2018-11-10 08:16:07,775 INFO L421 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (let ((.cse5 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse4 (< ~waterLevel~0 ~systemActive~0))) (and (or (let ((.cse0 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse1 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse2 (< 2 (* 2 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or .cse5 (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse0 .cse1 .cse2))) (not (= ~systemActive~0 1))) (or (= ~pumpRunning~0 0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) .cse5 (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)) .cse3 .cse4))) [2018-11-10 08:16:07,775 INFO L425 ceAbstractionStarter]: For program point L878-1(lines 859 883) no Hoare annotation was computed. [2018-11-10 08:16:07,775 INFO L421 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (let ((.cse1 (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0))) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< ~waterLevel~0 ~systemActive~0))) (and (or (< ~systemActive~0 .cse0) .cse1 .cse2 .cse3) (or (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse1 .cse2 .cse3) (let ((.cse4 (+ ~methaneLevelCritical~0 1))) (or (and (and (<= 0 (+ ~methAndRunningLastTime~0 processEnvironment_~tmp~8)) (<= (+ ~waterLevel~0 processEnvironment_~tmp~8) 1)) (<= ~pumpRunning~0 .cse4) (<= (+ ~methAndRunningLastTime~0 1) ~pumpRunning~0)) (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) .cse2 .cse3 (< |old(~pumpRunning~0)| .cse4)))))) [2018-11-10 08:16:07,775 INFO L421 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< ~waterLevel~0 ~systemActive~0)) (.cse1 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse4 (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1)) (.cse5 (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse6 (< 2 (* 2 |old(~pumpRunning~0)|)))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) .cse1 (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) .cse2 .cse3)) (or .cse4 .cse5 .cse6 .cse2 .cse3 (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or (and (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~8) (<= processEnvironment_~tmp~8 ~methaneLevelCritical~0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse1 (< (+ ~methaneLevelCritical~0 ~waterLevel~0) 2) .cse4 .cse5 .cse6) (not (= ~systemActive~0 1))))) [2018-11-10 08:16:07,775 INFO L425 ceAbstractionStarter]: For program point L867(lines 867 875) no Hoare annotation was computed. [2018-11-10 08:16:07,775 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 799 805) no Hoare annotation was computed. [2018-11-10 08:16:07,775 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 799 805) the Hoare annotation is: true [2018-11-10 08:16:07,775 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 613) no Hoare annotation was computed. [2018-11-10 08:16:07,776 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 597 660) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,776 INFO L425 ceAbstractionStarter]: For program point L607-1(lines 607 652) no Hoare annotation was computed. [2018-11-10 08:16:07,776 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 597 660) no Hoare annotation was computed. [2018-11-10 08:16:07,776 INFO L421 ceAbstractionStarter]: At program point L653(lines 606 654) the Hoare annotation is: (or (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 08:16:07,776 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 647) no Hoare annotation was computed. [2018-11-10 08:16:07,776 INFO L421 ceAbstractionStarter]: At program point L643-2(lines 637 648) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0)) (.cse1 (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= ~methAndRunningLastTime~0 ~methaneLevelCritical~0) (<= (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0) 1) (<= 0 (+ ~methAndRunningLastTime~0 ~pumpRunning~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= ~waterLevel~0 (+ test_~tmp___2~0 2147483650)) (<= 0 (+ ~pumpRunning~0 test_~tmp___2~0 2147483648)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646))))) (or (and .cse0 .cse1 (<= 2 (+ ~methaneLevelCritical~0 ~systemActive~0))) (and (<= 0 (+ ~systemActive~0 test_~tmp___0~1 2147483647)) .cse1 (<= test_~tmp___0~1 (+ ~methAndRunningLastTime~0 2147483647)) (and (<= 1 (+ ~waterLevel~0 test_~splverifierCounter~0)) (<= ~waterLevel~0 (+ test_~splverifierCounter~0 2)) (<= test_~splverifierCounter~0 ~methaneLevelCritical~0) (= ~methaneLevelCritical~0 0) (<= (* 2 test_~tmp~5) 4294967294) (<= test_~splverifierCounter~0 (+ test_~tmp~5 2147483648)))) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 08:16:07,776 INFO L425 ceAbstractionStarter]: For program point L608(lines 607 652) no Hoare annotation was computed. [2018-11-10 08:16:07,776 INFO L425 ceAbstractionStarter]: For program point L637(lines 637 648) no Hoare annotation was computed. [2018-11-10 08:16:07,777 INFO L421 ceAbstractionStarter]: At program point L629(line 629) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 1))) (let ((.cse3 (<= (+ ~methaneLevelCritical~0 1) ~systemActive~0)) (.cse9 (<= .cse10 ~waterLevel~0)) (.cse8 (<= 0 (+ ~methAndRunningLastTime~0 ~pumpRunning~0))) (.cse5 (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)))) (let ((.cse0 (<= ~methaneLevelCritical~0 (+ test_~tmp___0~1 2147483648))) (.cse7 (= test_~splverifierCounter~0 0)) (.cse1 (and .cse9 (<= ~methAndRunningLastTime~0 ~methaneLevelCritical~0) (<= (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0) 1) .cse8 .cse5 (<= ~waterLevel~0 (+ test_~tmp___2~0 2147483650)) (<= 0 (+ ~pumpRunning~0 test_~tmp___2~0 2147483648)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)))) (.cse4 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse6 (+ ~methAndRunningLastTime~0 1)) (.cse2 (and .cse9 (<= 1 (+ ~waterLevel~0 test_~splverifierCounter~0)) (<= ~waterLevel~0 .cse10) (<= (* 2 ~systemActive~0) 2) .cse3 (<= ~waterLevel~0 (+ test_~splverifierCounter~0 2)) (<= test_~splverifierCounter~0 ~methaneLevelCritical~0) (<= (* 2 test_~tmp~5) 4294967294) (<= test_~splverifierCounter~0 (+ test_~tmp~5 2147483648))))) (or (and .cse0 (<= (+ ~methaneLevelCritical~0 test_~tmp___0~1) 2147483647) .cse1 .cse2) (and (and (<= (+ ~pumpRunning~0 ~systemActive~0) 1) .cse3 (<= 2 .cse4)) .cse0 .cse5 (<= .cse6 ~systemActive~0) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) .cse7) (and (<= ~systemActive~0 ~methaneLevelCritical~0) .cse7 .cse1 (= ~pumpRunning~0 0)) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (and (and .cse8 (<= .cse4 2)) (<= 0 (+ ~systemActive~0 test_~tmp___0~1 2147483647)) (<= .cse6 ~waterLevel~0) (<= test_~tmp___0~1 (+ ~methAndRunningLastTime~0 2147483647)) .cse2) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0)))))) [2018-11-10 08:16:07,777 INFO L425 ceAbstractionStarter]: For program point L627(lines 627 633) no Hoare annotation was computed. [2018-11-10 08:16:07,777 INFO L425 ceAbstractionStarter]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2018-11-10 08:16:07,777 INFO L421 ceAbstractionStarter]: At program point L619(line 619) the Hoare annotation is: (let ((.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and (<= (* 2 test_~tmp~5) 4294967294) (<= ~methaneLevelCritical~0 (+ test_~tmp~5 2147483648)))) (.cse1 (let ((.cse3 (+ ~pumpRunning~0 1))) (and (<= .cse3 ~waterLevel~0) (<= ~waterLevel~0 .cse3) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= (* 2 ~methaneLevelCritical~0) 0) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= 0 (* 2 ~pumpRunning~0)) (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0) .cse2)))) (or (and .cse0 (<= ~pumpRunning~0 ~methaneLevelCritical~0) .cse1) (and (and (<= test_~tmp___2~0 (+ test_~splverifierCounter~0 2147483647)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2) (<= 2 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= ~pumpRunning~0 0) (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= ~methAndRunningLastTime~0 ~pumpRunning~0) (<= ~methaneLevelCritical~0 ~systemActive~0))) (and (and (and (<= ~waterLevel~0 (+ test_~tmp___2~0 2147483650)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646))) .cse0) .cse1) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 08:16:07,777 INFO L421 ceAbstractionStarter]: At program point L650(lines 607 652) the Hoare annotation is: (let ((.cse2 (<= ~pumpRunning~0 ~methaneLevelCritical~0)) (.cse8 (* 2 ~methaneLevelCritical~0)) (.cse7 (= test_~splverifierCounter~0 0))) (let ((.cse1 (let ((.cse10 (+ ~pumpRunning~0 1))) (and (<= .cse10 ~waterLevel~0) (<= ~waterLevel~0 .cse10) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= .cse8 0) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= 0 (* 2 ~pumpRunning~0)) (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0) .cse7))) (.cse0 (let ((.cse9 (+ ~waterLevel~0 test_~splverifierCounter~0))) (let ((.cse4 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse3 (<= test_~tmp___2~0 (+ test_~splverifierCounter~0 2147483647))) (.cse5 (<= .cse9 2)) (.cse6 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)))) (or (and (<= 2 (+ ~methaneLevelCritical~0 ~waterLevel~0)) .cse2 (<= ~methaneLevelCritical~0 (+ test_~splverifierCounter~0 1)) .cse3 (<= 1 .cse4) (<= ~systemActive~0 ~methaneLevelCritical~0) .cse5 .cse6 .cse7) (and (<= 0 (+ ~pumpRunning~0 test_~splverifierCounter~0)) (<= .cse4 1) (<= (+ ~systemActive~0 test_~splverifierCounter~0) 1) (<= 0 .cse8) (<= 1 .cse9) .cse3 .cse5 .cse6 .cse7)))))) (or (and .cse0 .cse1) (and .cse2 .cse1) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and .cse0 (<= 2 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= ~pumpRunning~0 0) (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= (+ ~methAndRunningLastTime~0 1) ~systemActive~0))) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1) (< |old(~waterLevel~0)| ~systemActive~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-10 08:16:07,777 INFO L425 ceAbstractionStarter]: For program point L617(lines 617 623) no Hoare annotation was computed. [2018-11-10 08:16:07,778 INFO L425 ceAbstractionStarter]: For program point L617-1(lines 617 623) no Hoare annotation was computed. [2018-11-10 08:16:07,778 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 597 660) no Hoare annotation was computed. [2018-11-10 08:16:07,778 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 884 891) the Hoare annotation is: (or (and (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= 0 (* 2 ~pumpRunning~0))) (= ~waterLevel~0 1) (< 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)) (< (* 2 ~systemActive~0) 2) (< (+ ~methAndRunningLastTime~0 2) ~waterLevel~0) (< ~waterLevel~0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0)) [2018-11-10 08:16:07,778 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 884 891) no Hoare annotation was computed. [2018-11-10 08:16:07,778 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 884 891) no Hoare annotation was computed. [2018-11-10 08:16:07,778 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 760 768) no Hoare annotation was computed. [2018-11-10 08:16:07,778 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 760 768) the Hoare annotation is: true [2018-11-10 08:16:07,778 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 760 768) no Hoare annotation was computed. [2018-11-10 08:16:07,778 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-11-10 08:16:07,778 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2018-11-10 08:16:07,779 INFO L421 ceAbstractionStarter]: At program point L62(line 62) the Hoare annotation is: (let ((.cse0 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (+ ~pumpRunning~0 1))) (let ((.cse6 (or (< 2 (+ ~pumpRunning~0 ~waterLevel~0)) .cse0 .cse1 (< .cse5 ~systemActive~0))) (.cse3 (< ~waterLevel~0 ~systemActive~0)) (.cse4 (* 2 ~pumpRunning~0)) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse7 (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0))) (and (or (and (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= (+ ~methAndRunningLastTime~0 1) ~systemActive~0)) (or .cse0 .cse1 (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|) .cse2 .cse3) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 .cse4)) (or (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< ~systemActive~0 .cse5) .cse6 .cse2 .cse3) (or .cse6 (< 1 .cse7) .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0) .cse1 (< 2 .cse4) .cse2 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< .cse7 2) (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 08:16:07,779 INFO L425 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2018-11-10 08:16:07,779 INFO L425 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2018-11-10 08:16:07,779 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2018-11-10 08:16:07,779 INFO L421 ceAbstractionStarter]: At program point L58(line 58) the Hoare annotation is: (let ((.cse5 (* 2 ~pumpRunning~0)) (.cse0 (+ ~methAndRunningLastTime~0 1))) (let ((.cse1 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse4 (< ~waterLevel~0 ~systemActive~0)) (.cse7 (<= .cse0 ~pumpRunning~0)) (.cse10 (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0)) (.cse9 (< 2 .cse5)) (.cse8 (+ |old(~methAndRunningLastTime~0)| 1)) (.cse11 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))) (and (or (and (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse0 ~systemActive~0)) (or .cse1 .cse2 (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|) .cse3 .cse4) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 .cse5)) (let ((.cse6 (+ ~pumpRunning~0 1))) (or (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< ~systemActive~0 .cse6) (or (< 2 (+ ~pumpRunning~0 ~waterLevel~0)) .cse1 .cse2 (< .cse6 ~systemActive~0)) .cse3 .cse4)) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) .cse7) (< .cse8 ~systemActive~0) .cse2 .cse9 .cse3 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< .cse10 2) .cse11) (or (or .cse3 .cse4) (and .cse7 (<= ~pumpRunning~0 .cse0)) (< 1 .cse10) .cse9 (< .cse8 ~pumpRunning~0) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1) .cse11)))) [2018-11-10 08:16:07,779 INFO L425 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2018-11-10 08:16:07,779 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: (let ((.cse5 (* 2 ~pumpRunning~0)) (.cse0 (+ ~methAndRunningLastTime~0 1))) (let ((.cse1 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse4 (< ~waterLevel~0 ~systemActive~0)) (.cse7 (<= .cse0 ~pumpRunning~0)) (.cse10 (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0)) (.cse9 (< 2 .cse5)) (.cse8 (+ |old(~methAndRunningLastTime~0)| 1)) (.cse11 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))) (and (or (and (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse0 ~systemActive~0)) (or .cse1 .cse2 (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|) .cse3 .cse4) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 .cse5)) (let ((.cse6 (+ ~pumpRunning~0 1))) (or (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< ~systemActive~0 .cse6) (or (< 2 (+ ~pumpRunning~0 ~waterLevel~0)) .cse1 .cse2 (< .cse6 ~systemActive~0)) .cse3 .cse4)) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) .cse7) (< .cse8 ~systemActive~0) .cse2 .cse9 .cse3 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< .cse10 2) .cse11) (or (or .cse3 .cse4) (and .cse7 (<= ~pumpRunning~0 .cse0)) (< 1 .cse10) .cse9 (< .cse8 ~pumpRunning~0) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1) .cse11)))) [2018-11-10 08:16:07,779 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2018-11-10 08:16:07,780 INFO L421 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse7 (* 2 ~pumpRunning~0))) (let ((.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse4 (+ |old(~methAndRunningLastTime~0)| 1)) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (< 2 .cse7)) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0)) (.cse5 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))) (and (or (or .cse0 .cse1) (< 1 .cse2) .cse3 (< .cse4 ~pumpRunning~0) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1) .cse5) (or (or (< ~systemActive~0 ~methaneLevelCritical~0) .cse6 (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|) .cse0 .cse1) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 .cse7)) (or (< .cse4 ~systemActive~0) .cse6 .cse3 .cse0 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< .cse2 2) .cse5)))) [2018-11-10 08:16:07,780 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0)) (< 1 (+ ~pumpRunning~0 ~waterLevel~0)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|)) (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< ~waterLevel~0 ~systemActive~0) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 08:16:07,780 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-10 08:16:07,780 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-10 08:16:07,780 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:16:07,780 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 08:16:07,780 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:16:07,780 INFO L421 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (= ~pumpRunning~0 0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)) (< ~waterLevel~0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0)) [2018-11-10 08:16:07,780 INFO L425 ceAbstractionStarter]: For program point L897-1(line 897) no Hoare annotation was computed. [2018-11-10 08:16:07,780 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 892 908) no Hoare annotation was computed. [2018-11-10 08:16:07,780 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 892 908) the Hoare annotation is: (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (= ~pumpRunning~0 0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)) (< ~waterLevel~0 ~systemActive~0) (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0)) [2018-11-10 08:16:07,781 INFO L421 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| ~waterLevel~0))) (let ((.cse1 (or (< 2 .cse0) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)))) (and (or (and (<= activatePump_~tmp~9 ~methaneLevelCritical~0) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= 2 (+ ~waterLevel~0 activatePump_~tmp~9)) (<= 0 (* 2 ~pumpRunning~0))) (or (< .cse0 2) (< 0 (* 2 |old(~pumpRunning~0)|))) .cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (or (< (+ ~methaneLevelCritical~0 1) ~waterLevel~0) .cse1 (< (+ ~methAndRunningLastTime~0 ~waterLevel~0) 2))))) [2018-11-10 08:16:07,781 INFO L425 ceAbstractionStarter]: For program point L903-1(lines 892 908) no Hoare annotation was computed. [2018-11-10 08:16:07,781 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 905) no Hoare annotation was computed. [2018-11-10 08:16:07,781 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 973 991) no Hoare annotation was computed. [2018-11-10 08:16:07,781 INFO L425 ceAbstractionStarter]: For program point L982(lines 982 986) no Hoare annotation was computed. [2018-11-10 08:16:07,781 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 973 991) the Hoare annotation is: true [2018-11-10 08:16:07,781 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 973 991) no Hoare annotation was computed. [2018-11-10 08:16:07,781 INFO L428 ceAbstractionStarter]: At program point L980(line 980) the Hoare annotation is: true [2018-11-10 08:16:07,781 INFO L425 ceAbstractionStarter]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2018-11-10 08:16:07,781 INFO L425 ceAbstractionStarter]: For program point L980-1(line 980) no Hoare annotation was computed. [2018-11-10 08:16:07,782 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 693 704) the Hoare annotation is: (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse7 (not (= ~methAndRunningLastTime~0 0))) (.cse10 (+ ~pumpRunning~0 1)) (.cse8 (* 2 ~pumpRunning~0))) (let ((.cse3 (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0))) (.cse1 (< 0 .cse8)) (.cse2 (<= (* 2 ~methaneLevelCritical~0) 0)) (.cse6 (+ ~methaneLevelCritical~0 1)) (.cse5 (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1)) (.cse9 (+ |old(~methaneLevelCritical~0)| 1)) (.cse4 (or (< 2 .cse0) (< ~systemActive~0 |old(~methaneLevelCritical~0)|) .cse7 (< .cse10 ~systemActive~0)))) (and (or (or (< .cse0 2) .cse1) (< 0 (+ ~methAndRunningLastTime~0 |old(~methaneLevelCritical~0)|)) (and .cse2 .cse3) .cse4 .cse5) (or (and .cse3 (<= .cse6 ~waterLevel~0)) .cse4 .cse5 (not (= |old(~methaneLevelCritical~0)| 0)) (not (= ~waterLevel~0 1)) .cse1) (or (and .cse2 (<= ~pumpRunning~0 .cse6)) (< (+ ~methAndRunningLastTime~0 1) ~systemActive~0) .cse7 (< 2 .cse8) .cse5 (< (+ |old(~methaneLevelCritical~0)| 2) ~waterLevel~0) (< (+ ~methAndRunningLastTime~0 ~waterLevel~0) 2) (< ~pumpRunning~0 .cse9)) (or (and (<= ~systemActive~0 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 .cse10)) (< ~systemActive~0 .cse10) (< .cse9 ~waterLevel~0) (< (+ ~waterLevel~0 |old(~methaneLevelCritical~0)|) 2) .cse4 (< ~waterLevel~0 ~systemActive~0))))) [2018-11-10 08:16:07,782 INFO L425 ceAbstractionStarter]: For program point L697-1(lines 693 704) no Hoare annotation was computed. [2018-11-10 08:16:07,782 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 693 704) no Hoare annotation was computed. [2018-11-10 08:16:07,782 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 705 713) the Hoare annotation is: true [2018-11-10 08:16:07,782 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 705 713) no Hoare annotation was computed. [2018-11-10 08:16:07,782 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 705 713) no Hoare annotation was computed. [2018-11-10 08:16:07,782 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 84 113) no Hoare annotation was computed. [2018-11-10 08:16:07,782 INFO L425 ceAbstractionStarter]: For program point L95(line 95) no Hoare annotation was computed. [2018-11-10 08:16:07,782 INFO L425 ceAbstractionStarter]: For program point L98(lines 98 102) no Hoare annotation was computed. [2018-11-10 08:16:07,782 INFO L428 ceAbstractionStarter]: At program point L98-1(lines 98 102) the Hoare annotation is: true [2018-11-10 08:16:07,782 INFO L425 ceAbstractionStarter]: For program point L94-1(lines 94 108) no Hoare annotation was computed. [2018-11-10 08:16:07,782 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 84 113) the Hoare annotation is: true [2018-11-10 08:16:07,782 INFO L428 ceAbstractionStarter]: At program point L94-3(lines 94 108) the Hoare annotation is: true [2018-11-10 08:16:07,783 INFO L428 ceAbstractionStarter]: At program point L90(line 90) the Hoare annotation is: true [2018-11-10 08:16:07,783 INFO L425 ceAbstractionStarter]: For program point L90-1(line 90) no Hoare annotation was computed. [2018-11-10 08:16:07,783 INFO L428 ceAbstractionStarter]: At program point L109(lines 84 113) the Hoare annotation is: true [2018-11-10 08:16:07,783 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-10 08:16:07,783 INFO L421 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (let ((.cse5 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse8 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse9 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse10 (+ |old(~pumpRunning~0)| 1))) (let ((.cse3 (< ~systemActive~0 .cse10)) (.cse1 (or (< 2 .cse5) .cse8 .cse9 (< .cse10 ~systemActive~0))) (.cse4 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse7 (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse0 (+ ~methAndRunningLastTime~0 1)) (.cse6 (* 2 |old(~pumpRunning~0)|))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (and (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse0 ~systemActive~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0)) .cse1 .cse2 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|)) (or (and (<= .cse0 ~waterLevel~0) (= ~pumpRunning~0 0)) .cse3 .cse1 .cse4 .cse2) (or (or (< .cse5 2) (< 0 .cse6)) (not (= ~waterLevel~0 1)) .cse1 .cse4) (or (not (= |old(~waterLevel~0)| 1)) (and .cse7 (= 1 ~waterLevel~0)) .cse3 .cse1 .cse4 .cse2) (or (and (and .cse7 (<= ~waterLevel~0 ~systemActive~0) (<= .cse0 ~pumpRunning~0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (< (+ |old(~methAndRunningLastTime~0)| |old(~pumpRunning~0)|) 1) (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2)) (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0) .cse8 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse9 (< (* 2 ~systemActive~0) 2) (< (+ |old(~methAndRunningLastTime~0)| 2) |old(~waterLevel~0)|) (< 2 .cse6))))) [2018-11-10 08:16:07,783 INFO L421 ceAbstractionStarter]: At program point L786(lines 786 792) the Hoare annotation is: (let ((.cse20 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse18 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (+ ~methaneLevelCritical~0 1)) (.cse22 (+ |old(~pumpRunning~0)| 1)) (.cse8 (+ ~methAndRunningLastTime~0 1)) (.cse21 (* 2 |old(~pumpRunning~0)|))) (let ((.cse5 (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2)) (.cse7 (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse0 (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0)) (.cse12 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2)) (.cse2 (< 2 .cse21)) (.cse17 (<= .cse8 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0)) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse10 (< ~systemActive~0 .cse22)) (.cse19 (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0))) (.cse4 (+ ~methaneLevelCritical~0 2)) (.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse16 (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2))) (.cse11 (< .cse6 |old(~waterLevel~0)|)) (.cse13 (or (< 2 .cse20) .cse18 .cse1 (< .cse22 ~systemActive~0))) (.cse14 (< |old(~waterLevel~0)| ~systemActive~0))) (and (or .cse0 (<= ~waterLevel~0 ~systemActive~0) .cse1 .cse2 .cse3 (< .cse4 |old(~waterLevel~0)|) .cse5 (< |old(~pumpRunning~0)| .cse6)) (or (and .cse7 (<= .cse8 ~methaneLevelCritical~0) .cse9) .cse10 .cse11 .cse12 .cse13 .cse14) (or .cse15 (= 1 ~waterLevel~0) .cse10 .cse13 .cse3 .cse14) (or (or (< (+ |old(~methAndRunningLastTime~0)| |old(~pumpRunning~0)|) 1) .cse5) (and .cse9 (and .cse7 .cse16 .cse17)) .cse0 .cse18 .cse12 .cse1 (< (* 2 ~systemActive~0) 2) (< (+ |old(~methAndRunningLastTime~0)| 2) |old(~waterLevel~0)|) .cse2) (or (and .cse19 .cse17 .cse9) (or .cse15 .cse10 .cse13 .cse3 .cse14)) (or (and .cse19 (<= 3 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 .cse4) (<= ~pumpRunning~0 .cse6) (<= .cse8 ~pumpRunning~0)) (or (< .cse20 2) (< 0 .cse21)) (< 0 (+ |old(~methAndRunningLastTime~0)| ~methaneLevelCritical~0)) .cse13 .cse3) (or (and .cse16 (<= .cse6 ~waterLevel~0)) (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) .cse11 .cse13 .cse14))))) [2018-11-10 08:16:07,784 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 775 798) the Hoare annotation is: (let ((.cse17 (+ ~methaneLevelCritical~0 2)) (.cse9 (* 2 |old(~pumpRunning~0)|)) (.cse1 (+ ~methAndRunningLastTime~0 1)) (.cse11 (+ ~methaneLevelCritical~0 1)) (.cse8 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse14 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse15 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse18 (+ |old(~pumpRunning~0)| 1))) (let ((.cse6 (< ~systemActive~0 .cse18)) (.cse3 (or (< 2 .cse8) .cse14 .cse15 (< .cse18 ~systemActive~0))) (.cse4 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse2 (<= .cse11 ~waterLevel~0)) (.cse0 (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2))) (.cse12 (<= .cse1 ~pumpRunning~0)) (.cse13 (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0)) (.cse16 (< 2 .cse9)) (.cse7 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse5 (< .cse17 |old(~waterLevel~0)|)) (.cse10 (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (and .cse0 (<= .cse1 ~systemActive~0) .cse2) .cse3 .cse4 .cse5) (or (and (<= .cse1 ~waterLevel~0) (= ~pumpRunning~0 0)) .cse6 .cse3 .cse7 .cse4) (or (or (< .cse8 2) (< 0 .cse9)) (not (= ~waterLevel~0 1)) .cse3 .cse7) (or (not (= |old(~waterLevel~0)| 1)) (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (= 1 ~waterLevel~0)) .cse6 .cse3 .cse7 .cse4) (or (or (< (+ |old(~methAndRunningLastTime~0)| |old(~pumpRunning~0)|) 1) .cse10) (< .cse11 |old(~waterLevel~0)|) (and (and .cse2 .cse12) .cse0 (<= ~pumpRunning~0 .cse1) (<= .cse1 ~methaneLevelCritical~0)) .cse13 .cse14 .cse15 .cse16) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 3 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 .cse17) (<= ~pumpRunning~0 .cse11) .cse12) .cse13 .cse15 .cse16 .cse7 .cse5 .cse10 (< |old(~pumpRunning~0)| .cse11))))) [2018-11-10 08:16:07,784 INFO L421 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (let ((.cse3 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse2 (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (< 2 (* 2 |old(~pumpRunning~0)|))) (.cse7 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2)) (.cse0 (+ ~methaneLevelCritical~0 1))) (and (or (and (<= .cse0 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= (+ ~methAndRunningLastTime~0 1) ~systemActive~0)) .cse1 .cse2 .cse3 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse4 (< (* 2 ~systemActive~0) 2) (< (+ |old(~methAndRunningLastTime~0)| 2) |old(~waterLevel~0)|) .cse5 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (let ((.cse6 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse6) (or (< 2 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) .cse3 .cse4 (< .cse6 ~systemActive~0)) .cse7 (< |old(~waterLevel~0)| ~systemActive~0))) (or (<= 3 (+ ~pumpRunning~0 ~waterLevel~0)) .cse2 .cse4 .cse5 .cse7 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) .cse1 (< |old(~pumpRunning~0)| .cse0)))) [2018-11-10 08:16:07,784 INFO L425 ceAbstractionStarter]: For program point L779(lines 778 797) no Hoare annotation was computed. [2018-11-10 08:16:07,784 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 775 798) no Hoare annotation was computed. [2018-11-10 08:16:07,784 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 775 798) no Hoare annotation was computed. [2018-11-10 08:16:07,784 INFO L425 ceAbstractionStarter]: For program point L673-1(lines 669 680) no Hoare annotation was computed. [2018-11-10 08:16:07,784 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 669 680) the Hoare annotation is: (let ((.cse5 (+ ~methaneLevelCritical~0 1)) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse4 (< (+ ~methAndRunningLastTime~0 |old(~waterLevel~0)|) 2)) (.cse1 (< (+ ~methAndRunningLastTime~0 1) ~systemActive~0)) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (< 2 (* 2 ~pumpRunning~0)))) (and (or (<= 3 .cse0) .cse1 .cse2 .cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|) .cse4 (< ~pumpRunning~0 .cse5)) (or (and (<= .cse5 ~waterLevel~0) (<= .cse0 3)) (or (< (+ ~methAndRunningLastTime~0 ~pumpRunning~0) 1) .cse4) .cse1 (< ~systemActive~0 ~methaneLevelCritical~0) (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse2 (< (* 2 ~systemActive~0) 2) (< (+ ~methAndRunningLastTime~0 2) |old(~waterLevel~0)|) .cse3))) [2018-11-10 08:16:07,785 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 669 680) no Hoare annotation was computed. [2018-11-10 08:16:07,785 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:16:07,785 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0)) (= 1 ~waterLevel~0) (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~waterLevel~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) [2018-11-10 08:16:07,785 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 08:16:07,785 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:16:07,785 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 141 147) no Hoare annotation was computed. [2018-11-10 08:16:07,785 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 141 147) the Hoare annotation is: true [2018-11-10 08:16:07,785 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 807 831) the Hoare annotation is: (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse2 (+ ~methAndRunningLastTime~0 1))) (or (or .cse0 .cse1) (and (<= ~pumpRunning~0 .cse2) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse2 |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))) (let ((.cse3 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (< ~systemActive~0 .cse3) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse3 ~systemActive~0)) .cse0 .cse1)))) [2018-11-10 08:16:07,785 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 807 831) no Hoare annotation was computed. [2018-11-10 08:16:07,785 INFO L421 ceAbstractionStarter]: At program point L826(line 826) the Hoare annotation is: (let ((.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0)) .cse1 .cse2)) (let ((.cse3 (+ ~methAndRunningLastTime~0 1))) (or (or .cse1 .cse2) (and (<= ~pumpRunning~0 .cse3) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse3 |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1)))))) [2018-11-10 08:16:07,786 INFO L425 ceAbstractionStarter]: For program point L826-1(lines 807 831) no Hoare annotation was computed. [2018-11-10 08:16:07,786 INFO L421 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (let ((.cse3 (< ~waterLevel~0 ~systemActive~0)) (.cse1 (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse0 ~systemActive~0))) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse4 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (and (or (< ~systemActive~0 .cse0) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= ~pumpRunning~0 0)) .cse1 .cse2 .cse3) (or (or .cse2 .cse3) (< 1 .cse4) (< 2 (* 2 |old(~pumpRunning~0)|)) (< (+ ~methAndRunningLastTime~0 1) |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or .cse1 .cse2 (< .cse4 2))))) [2018-11-10 08:16:07,786 INFO L421 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (let ((.cse4 (+ |old(~pumpRunning~0)| 1))) (let ((.cse0 (+ ~methaneLevelCritical~0 1)) (.cse1 (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse4 ~systemActive~0))) (.cse2 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< ~waterLevel~0 ~systemActive~0))) (and (or (and (<= 3 (+ ~waterLevel~0 processEnvironment__wrappee__highWaterSensor_~tmp~6)) (<= processEnvironment__wrappee__highWaterSensor_~tmp~6 .cse0)) .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (< ~systemActive~0 .cse4) (and (<= (* 2 processEnvironment__wrappee__highWaterSensor_~tmp~6) 2) (<= ~methaneLevelCritical~0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (<= .cse0 ~waterLevel~0) (= ~pumpRunning~0 0)) .cse1 .cse2 .cse3)))) [2018-11-10 08:16:07,786 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 823) no Hoare annotation was computed. [2018-11-10 08:16:07,786 INFO L421 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: (let ((.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~waterLevel~0 ~systemActive~0))) (and (or (or .cse0 .cse1) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< (+ ~methAndRunningLastTime~0 1) |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (let ((.cse2 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (< ~systemActive~0 .cse2) (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse2 ~systemActive~0)) .cse0 .cse1)))) [2018-11-10 08:16:07,786 INFO L425 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2018-11-10 08:16:07,786 INFO L425 ceAbstractionStarter]: For program point L811(lines 811 828) no Hoare annotation was computed. [2018-11-10 08:16:07,786 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 681 692) no Hoare annotation was computed. [2018-11-10 08:16:07,786 INFO L425 ceAbstractionStarter]: For program point L685-1(lines 681 692) no Hoare annotation was computed. [2018-11-10 08:16:07,787 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 681 692) the Hoare annotation is: (let ((.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (+ ~pumpRunning~0 1))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse1 (+ ~methaneLevelCritical~0 1)) (.cse2 (or (< 2 (+ ~pumpRunning~0 |old(~waterLevel~0)|)) (< ~systemActive~0 ~methaneLevelCritical~0) .cse5 (< .cse7 ~systemActive~0))) (.cse6 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse3 (< |old(~waterLevel~0)| ~systemActive~0))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (and (<= .cse0 2) (<= .cse1 ~waterLevel~0)) (< .cse1 |old(~waterLevel~0)|) .cse2 .cse3) (let ((.cse4 (+ ~methaneLevelCritical~0 2))) (or (and (<= 3 .cse0) (<= ~waterLevel~0 .cse4)) (< (+ ~methAndRunningLastTime~0 1) ~systemActive~0) .cse5 (< 2 (* 2 ~pumpRunning~0)) .cse6 (< .cse4 |old(~waterLevel~0)|) (< (+ ~methAndRunningLastTime~0 |old(~waterLevel~0)|) 2) (< ~pumpRunning~0 .cse1))) (or (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0) (< ~systemActive~0 .cse7) .cse2 .cse6 .cse3)))) [2018-11-10 08:16:07,787 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 553 560) no Hoare annotation was computed. [2018-11-10 08:16:07,787 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 553 560) the Hoare annotation is: true [2018-11-10 08:16:07,787 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 557) no Hoare annotation was computed. [2018-11-10 08:16:07,787 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 553 560) no Hoare annotation was computed. [2018-11-10 08:16:07,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:16:07 BoogieIcfgContainer [2018-11-10 08:16:07,803 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 08:16:07,803 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:16:07,804 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:16:07,804 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:16:07,804 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:05:56" (3/4) ... [2018-11-10 08:16:07,807 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:16:07,812 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 08:16:07,812 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 08:16:07,812 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 08:16:07,812 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 08:16:07,812 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 08:16:07,812 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 08:16:07,812 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 08:16:07,812 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 08:16:07,813 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 08:16:07,814 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 08:16:07,814 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 08:16:07,814 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 08:16:07,814 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 08:16:07,814 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 08:16:07,814 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-10 08:16:07,814 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 08:16:07,814 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 08:16:07,823 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 142 nodes and edges [2018-11-10 08:16:07,824 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 08:16:07,824 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 08:16:07,854 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((2 <= methaneLevelCritical + waterLevel && pumpRunning <= methaneLevelCritical) && methaneLevelCritical <= splverifierCounter + 1) && tmp___2 <= splverifierCounter + 2147483647) && 1 <= methaneLevelCritical + pumpRunning) && systemActive <= methaneLevelCritical) && waterLevel + splverifierCounter <= 2) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || ((((((((0 <= pumpRunning + splverifierCounter && methaneLevelCritical + pumpRunning <= 1) && systemActive + splverifierCounter <= 1) && 0 <= 2 * methaneLevelCritical) && 1 <= waterLevel + splverifierCounter) && tmp___2 <= splverifierCounter + 2147483647) && waterLevel + splverifierCounter <= 2) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) && ((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0) || (pumpRunning <= methaneLevelCritical && ((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || ((((((((((((2 <= methaneLevelCritical + waterLevel && pumpRunning <= methaneLevelCritical) && methaneLevelCritical <= splverifierCounter + 1) && tmp___2 <= splverifierCounter + 2147483647) && 1 <= methaneLevelCritical + pumpRunning) && systemActive <= methaneLevelCritical) && waterLevel + splverifierCounter <= 2) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || ((((((((0 <= pumpRunning + splverifierCounter && methaneLevelCritical + pumpRunning <= 1) && systemActive + splverifierCounter <= 1) && 0 <= 2 * methaneLevelCritical) && 1 <= waterLevel + splverifierCounter) && tmp___2 <= splverifierCounter + 2147483647) && waterLevel + splverifierCounter <= 2) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) && 2 <= methaneLevelCritical + systemActive) && pumpRunning == 0) && (1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && methAndRunningLastTime + 1 <= systemActive)) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || !(\old(methaneLevelCritical) == 0) [2018-11-10 08:16:07,854 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 < \old(pumpRunning) + \old(waterLevel) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || !(\old(methaneLevelCritical) == 0) [2018-11-10 08:16:07,893 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9b1c5492-c76b-433e-8f27-7502788aa879/bin-2019/utaipan/witness.graphml [2018-11-10 08:16:07,893 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:16:07,893 INFO L168 Benchmark]: Toolchain (without parser) took 612208.90 ms. Allocated memory was 1.0 GB in the beginning and 5.7 GB in the end (delta: 4.7 GB). Free memory was 951.2 MB in the beginning and 4.7 GB in the end (delta: -3.7 GB). Peak memory consumption was 930.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:16:07,894 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:16:07,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.78 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 927.0 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:16:07,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 927.0 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:16:07,894 INFO L168 Benchmark]: Boogie Preprocessor took 35.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:16:07,895 INFO L168 Benchmark]: RCFGBuilder took 681.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.0 MB). Peak memory consumption was 89.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:16:07,895 INFO L168 Benchmark]: TraceAbstraction took 611004.03 ms. Allocated memory was 1.2 GB in the beginning and 5.7 GB in the end (delta: 4.5 GB). Free memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: -3.6 GB). Peak memory consumption was 4.8 GB. Max. memory is 11.5 GB. [2018-11-10 08:16:07,895 INFO L168 Benchmark]: Witness Printer took 89.36 ms. Allocated memory is still 5.7 GB. Free memory was 4.7 GB in the beginning and 4.7 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-11-10 08:16:07,896 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 310.78 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 927.0 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 84.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 927.0 MB in the beginning and 1.1 GB in the end (delta: -212.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 681.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.0 MB). Peak memory consumption was 89.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 611004.03 ms. Allocated memory was 1.2 GB in the beginning and 5.7 GB in the end (delta: 4.5 GB). Free memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: -3.6 GB). Peak memory consumption was 4.8 GB. Max. memory is 11.5 GB. * Witness Printer took 89.36 ms. Allocated memory is still 5.7 GB. Free memory was 4.7 GB in the beginning and 4.7 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: 557]: 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: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((1 < \old(pumpRunning) + \old(waterLevel) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: ((((((((((((((((2 <= methaneLevelCritical + waterLevel && pumpRunning <= methaneLevelCritical) && methaneLevelCritical <= splverifierCounter + 1) && tmp___2 <= splverifierCounter + 2147483647) && 1 <= methaneLevelCritical + pumpRunning) && systemActive <= methaneLevelCritical) && waterLevel + splverifierCounter <= 2) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || ((((((((0 <= pumpRunning + splverifierCounter && methaneLevelCritical + pumpRunning <= 1) && systemActive + splverifierCounter <= 1) && 0 <= 2 * methaneLevelCritical) && 1 <= waterLevel + splverifierCounter) && tmp___2 <= splverifierCounter + 2147483647) && waterLevel + splverifierCounter <= 2) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) && ((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0) || (pumpRunning <= methaneLevelCritical && ((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || ((((((((((((2 <= methaneLevelCritical + waterLevel && pumpRunning <= methaneLevelCritical) && methaneLevelCritical <= splverifierCounter + 1) && tmp___2 <= splverifierCounter + 2147483647) && 1 <= methaneLevelCritical + pumpRunning) && systemActive <= methaneLevelCritical) && waterLevel + splverifierCounter <= 2) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || ((((((((0 <= pumpRunning + splverifierCounter && methaneLevelCritical + pumpRunning <= 1) && systemActive + splverifierCounter <= 1) && 0 <= 2 * methaneLevelCritical) && 1 <= waterLevel + splverifierCounter) && tmp___2 <= splverifierCounter + 2147483647) && waterLevel + splverifierCounter <= 2) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) && 2 <= methaneLevelCritical + systemActive) && pumpRunning == 0) && (1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && methAndRunningLastTime + 1 <= systemActive)) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || systemActive + \old(methaneLevelCritical) < 1) || \old(waterLevel) < systemActive) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 170 locations, 1 error locations. SAFE Result, 610.9s OverallTime, 12 OverallIterations, 6 TraceHistogramMax, 258.4s AutomataDifference, 0.0s DeadEndRemovalTime, 62.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2822 SDtfs, 4466 SDslu, 22721 SDs, 0 SdLazy, 25412 SolverSat, 2170 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 142.9s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 827 GetRequests, 422 SyntacticMatches, 4 SemanticMatches, 401 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16745 ImplicationChecksByTransitivity, 27.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1816occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 205.6s AbstIntTime, 3 AbstIntIterations, 3 AbstIntStrong, 0.9940821230978987 AbsIntWeakeningRatio, 0.8186813186813187 AbsIntAvgWeakeningVarsNumRemoved, 6242.186813186813 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 453 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 3801 PreInvPairs, 3912 NumberOfFragments, 5787 HoareAnnotationTreeSize, 3801 FomulaSimplifications, 412599 FormulaSimplificationTreeSizeReduction, 11.6s HoareSimplificationTime, 70 FomulaSimplificationsInter, 1206668 FormulaSimplificationTreeSizeReductionInter, 50.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1274 NumberOfCodeBlocks, 1274 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1262 ConstructedInterpolants, 0 QuantifiedInterpolants, 230600 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 227/241 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...