./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product63_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product63_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/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 2e5cd7f0160b88327fd5a74ba9af5182d0c658c6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:54:20,873 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:54:20,874 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:54:20,882 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:54:20,883 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:54:20,883 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:54:20,884 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:54:20,885 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:54:20,886 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:54:20,887 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:54:20,887 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:54:20,888 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:54:20,888 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:54:20,889 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:54:20,889 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:54:20,890 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:54:20,891 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:54:20,892 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:54:20,893 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:54:20,894 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:54:20,895 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:54:20,896 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:54:20,897 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:54:20,897 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:54:20,897 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:54:20,898 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:54:20,899 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:54:20,899 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:54:20,900 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:54:20,901 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:54:20,901 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:54:20,901 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:54:20,902 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:54:20,902 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:54:20,902 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:54:20,903 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:54:20,903 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 21:54:20,913 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:54:20,913 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:54:20,914 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:54:20,914 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 21:54:20,914 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 21:54:20,914 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 21:54:20,915 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 21:54:20,915 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 21:54:20,915 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 21:54:20,915 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 21:54:20,916 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 21:54:20,917 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:54:20,917 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:54:20,917 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:54:20,917 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:54:20,917 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:54:20,917 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:54:20,918 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:54:20,918 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:54:20,918 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:54:20,918 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:54:20,918 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:54:20,918 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:54:20,918 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:54:20,919 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:54:20,919 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:54:20,919 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:54:20,919 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:54:20,919 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:54:20,919 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:54:20,919 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 21:54:20,920 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:54:20,920 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:54:20,920 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:54:20,920 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_ed5fde77-c647-4334-8720-f6d7461b9af0/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 -> 2e5cd7f0160b88327fd5a74ba9af5182d0c658c6 [2018-10-26 21:54:20,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:54:20,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:54:20,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:54:20,967 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:54:20,967 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:54:20,968 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product63_true-unreach-call_false-termination.cil.c [2018-10-26 21:54:21,012 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/data/b73218910/d8c420d873c8415daeda28ff8c78ea89/FLAGc1ebb9299 [2018-10-26 21:54:21,430 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:54:21,430 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/sv-benchmarks/c/product-lines/minepump_spec2_product63_true-unreach-call_false-termination.cil.c [2018-10-26 21:54:21,441 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/data/b73218910/d8c420d873c8415daeda28ff8c78ea89/FLAGc1ebb9299 [2018-10-26 21:54:21,452 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/data/b73218910/d8c420d873c8415daeda28ff8c78ea89 [2018-10-26 21:54:21,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:54:21,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:54:21,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:54:21,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:54:21,460 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:54:21,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:21,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca65e75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21, skipping insertion in model container [2018-10-26 21:54:21,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:21,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:54:21,511 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:54:21,753 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:54:21,764 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:54:21,844 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:54:21,865 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:54:21,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21 WrapperNode [2018-10-26 21:54:21,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:54:21,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:54:21,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:54:21,866 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:54:21,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:21,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:21,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:54:21,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:54:21,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:54:21,988 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:54:21,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:21,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:22,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:22,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:22,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:22,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:22,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... [2018-10-26 21:54:22,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:54:22,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:54:22,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:54:22,046 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:54:22,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/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 [2018-10-26 21:54:22,114 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 21:54:22,114 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 21:54:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 21:54:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 21:54:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-10-26 21:54:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-10-26 21:54:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-10-26 21:54:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-10-26 21:54:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 21:54:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 21:54:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-10-26 21:54:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-10-26 21:54:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 21:54:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 21:54:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-26 21:54:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-26 21:54:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 21:54:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 21:54:22,116 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-10-26 21:54:22,116 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-10-26 21:54:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-10-26 21:54:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-10-26 21:54:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-10-26 21:54:22,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-10-26 21:54:22,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-10-26 21:54:22,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-10-26 21:54:22,120 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-10-26 21:54:22,120 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-10-26 21:54:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-10-26 21:54:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-10-26 21:54:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 21:54:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 21:54:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 21:54:22,121 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 21:54:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-26 21:54:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-26 21:54:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 21:54:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 21:54:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 21:54:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 21:54:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 21:54:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 21:54:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 21:54:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 21:54:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 21:54:22,123 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 21:54:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-10-26 21:54:22,123 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-10-26 21:54:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 21:54:22,123 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 21:54:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 21:54:22,123 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 21:54:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-26 21:54:22,123 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-26 21:54:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 21:54:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 21:54:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 21:54:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 21:54:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 21:54:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 21:54:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:54:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:54:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 21:54:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 21:54:23,406 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:54:23,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:54:23 BoogieIcfgContainer [2018-10-26 21:54:23,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:54:23,408 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:54:23,408 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:54:23,410 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:54:23,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:54:21" (1/3) ... [2018-10-26 21:54:23,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6c0d04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:54:23, skipping insertion in model container [2018-10-26 21:54:23,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:54:21" (2/3) ... [2018-10-26 21:54:23,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6c0d04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:54:23, skipping insertion in model container [2018-10-26 21:54:23,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:54:23" (3/3) ... [2018-10-26 21:54:23,414 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63_true-unreach-call_false-termination.cil.c [2018-10-26 21:54:23,423 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:54:23,431 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:54:23,444 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:54:23,472 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:54:23,472 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:54:23,472 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:54:23,472 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:54:23,472 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:54:23,477 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:54:23,477 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:54:23,477 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:54:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2018-10-26 21:54:23,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-26 21:54:23,503 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:23,503 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] [2018-10-26 21:54:23,506 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:23,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:23,511 INFO L82 PathProgramCache]: Analyzing trace with hash -1006678366, now seen corresponding path program 1 times [2018-10-26 21:54:23,513 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:23,546 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:23,546 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:23,546 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:23,546 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:23,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:54:23,771 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:23,771 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 21:54:23,772 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:23,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 21:54:23,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 21:54:23,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:54:23,785 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 2 states. [2018-10-26 21:54:23,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:23,823 INFO L93 Difference]: Finished difference Result 322 states and 403 transitions. [2018-10-26 21:54:23,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 21:54:23,824 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-10-26 21:54:23,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:23,839 INFO L225 Difference]: With dead ends: 322 [2018-10-26 21:54:23,839 INFO L226 Difference]: Without dead ends: 163 [2018-10-26 21:54:23,843 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 [2018-10-26 21:54:23,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-10-26 21:54:23,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-10-26 21:54:23,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-10-26 21:54:23,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 195 transitions. [2018-10-26 21:54:23,888 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 195 transitions. Word has length 51 [2018-10-26 21:54:23,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:23,888 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 195 transitions. [2018-10-26 21:54:23,888 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 21:54:23,889 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 195 transitions. [2018-10-26 21:54:23,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 21:54:23,891 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:23,891 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] [2018-10-26 21:54:23,892 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:23,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:23,892 INFO L82 PathProgramCache]: Analyzing trace with hash 648015387, now seen corresponding path program 1 times [2018-10-26 21:54:23,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:23,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:23,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:23,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:23,895 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:24,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:54:24,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:24,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:54:24,007 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:24,008 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 21:54:24,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 21:54:24,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:54:24,010 INFO L87 Difference]: Start difference. First operand 163 states and 195 transitions. Second operand 3 states. [2018-10-26 21:54:24,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:24,045 INFO L93 Difference]: Finished difference Result 263 states and 315 transitions. [2018-10-26 21:54:24,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:54:24,046 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-10-26 21:54:24,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:24,048 INFO L225 Difference]: With dead ends: 263 [2018-10-26 21:54:24,048 INFO L226 Difference]: Without dead ends: 153 [2018-10-26 21:54:24,050 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 [2018-10-26 21:54:24,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-10-26 21:54:24,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2018-10-26 21:54:24,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-10-26 21:54:24,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 182 transitions. [2018-10-26 21:54:24,064 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 182 transitions. Word has length 53 [2018-10-26 21:54:24,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:24,065 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 182 transitions. [2018-10-26 21:54:24,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 21:54:24,066 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 182 transitions. [2018-10-26 21:54:24,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-26 21:54:24,067 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:24,068 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] [2018-10-26 21:54:24,068 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:24,068 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:24,068 INFO L82 PathProgramCache]: Analyzing trace with hash 61366585, now seen corresponding path program 1 times [2018-10-26 21:54:24,068 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:24,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:24,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:24,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:24,071 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:54:24,618 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:24,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 21:54:24,618 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:24,618 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:54:24,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:54:24,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:54:24,619 INFO L87 Difference]: Start difference. First operand 153 states and 182 transitions. Second operand 7 states. [2018-10-26 21:54:25,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:25,905 INFO L93 Difference]: Finished difference Result 455 states and 559 transitions. [2018-10-26 21:54:25,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:54:25,906 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-10-26 21:54:25,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:25,908 INFO L225 Difference]: With dead ends: 455 [2018-10-26 21:54:25,908 INFO L226 Difference]: Without dead ends: 330 [2018-10-26 21:54:25,909 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:54:25,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2018-10-26 21:54:25,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 322. [2018-10-26 21:54:25,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2018-10-26 21:54:25,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 395 transitions. [2018-10-26 21:54:25,955 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 395 transitions. Word has length 57 [2018-10-26 21:54:25,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:25,956 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 395 transitions. [2018-10-26 21:54:25,956 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:54:25,956 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 395 transitions. [2018-10-26 21:54:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-26 21:54:25,963 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:25,964 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] [2018-10-26 21:54:25,964 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:25,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:25,964 INFO L82 PathProgramCache]: Analyzing trace with hash -596958938, now seen corresponding path program 1 times [2018-10-26 21:54:25,964 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:25,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:25,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:25,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:25,966 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:54:26,065 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:26,065 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:54:26,065 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:26,065 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:54:26,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:54:26,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:54:26,066 INFO L87 Difference]: Start difference. First operand 322 states and 395 transitions. Second operand 6 states. [2018-10-26 21:54:26,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:26,457 INFO L93 Difference]: Finished difference Result 892 states and 1119 transitions. [2018-10-26 21:54:26,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 21:54:26,458 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2018-10-26 21:54:26,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:26,462 INFO L225 Difference]: With dead ends: 892 [2018-10-26 21:54:26,463 INFO L226 Difference]: Without dead ends: 598 [2018-10-26 21:54:26,465 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 [2018-10-26 21:54:26,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2018-10-26 21:54:26,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 592. [2018-10-26 21:54:26,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2018-10-26 21:54:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 730 transitions. [2018-10-26 21:54:26,530 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 730 transitions. Word has length 63 [2018-10-26 21:54:26,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:26,531 INFO L481 AbstractCegarLoop]: Abstraction has 592 states and 730 transitions. [2018-10-26 21:54:26,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:54:26,532 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 730 transitions. [2018-10-26 21:54:26,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-26 21:54:26,539 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:26,540 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] [2018-10-26 21:54:26,540 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:26,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:26,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1099847070, now seen corresponding path program 1 times [2018-10-26 21:54:26,540 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:26,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:26,541 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:26,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:26,541 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:27,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:54:27,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:27,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 21:54:27,082 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:27,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:54:27,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:54:27,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:54:27,083 INFO L87 Difference]: Start difference. First operand 592 states and 730 transitions. Second operand 7 states. [2018-10-26 21:54:28,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:28,224 INFO L93 Difference]: Finished difference Result 1543 states and 2020 transitions. [2018-10-26 21:54:28,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 21:54:28,225 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 67 [2018-10-26 21:54:28,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:28,230 INFO L225 Difference]: With dead ends: 1543 [2018-10-26 21:54:28,230 INFO L226 Difference]: Without dead ends: 979 [2018-10-26 21:54:28,232 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-10-26 21:54:28,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2018-10-26 21:54:28,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 877. [2018-10-26 21:54:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 877 states. [2018-10-26 21:54:28,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 877 states and 1065 transitions. [2018-10-26 21:54:28,292 INFO L78 Accepts]: Start accepts. Automaton has 877 states and 1065 transitions. Word has length 67 [2018-10-26 21:54:28,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:28,292 INFO L481 AbstractCegarLoop]: Abstraction has 877 states and 1065 transitions. [2018-10-26 21:54:28,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:54:28,292 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1065 transitions. [2018-10-26 21:54:28,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 21:54:28,295 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:28,295 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] [2018-10-26 21:54:28,296 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:28,296 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:28,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1028089440, now seen corresponding path program 1 times [2018-10-26 21:54:28,296 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:28,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:28,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:28,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:28,297 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:28,430 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:54:28,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:28,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:54:28,431 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:28,431 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:54:28,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:54:28,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:54:28,431 INFO L87 Difference]: Start difference. First operand 877 states and 1065 transitions. Second operand 6 states. [2018-10-26 21:54:28,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:28,527 INFO L93 Difference]: Finished difference Result 1754 states and 2206 transitions. [2018-10-26 21:54:28,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 21:54:28,529 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2018-10-26 21:54:28,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:28,534 INFO L225 Difference]: With dead ends: 1754 [2018-10-26 21:54:28,534 INFO L226 Difference]: Without dead ends: 905 [2018-10-26 21:54:28,536 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 [2018-10-26 21:54:28,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2018-10-26 21:54:28,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 897. [2018-10-26 21:54:28,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 897 states. [2018-10-26 21:54:28,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 1085 transitions. [2018-10-26 21:54:28,583 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 1085 transitions. Word has length 109 [2018-10-26 21:54:28,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:28,584 INFO L481 AbstractCegarLoop]: Abstraction has 897 states and 1085 transitions. [2018-10-26 21:54:28,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:54:28,584 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1085 transitions. [2018-10-26 21:54:28,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 21:54:28,586 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:28,587 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] [2018-10-26 21:54:28,587 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:28,587 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:28,587 INFO L82 PathProgramCache]: Analyzing trace with hash 911072606, now seen corresponding path program 1 times [2018-10-26 21:54:28,587 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:28,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:28,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:28,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:28,588 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:28,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:28,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:54:28,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:28,759 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-26 21:54:28,759 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:28,759 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 21:54:28,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 21:54:28,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:54:28,760 INFO L87 Difference]: Start difference. First operand 897 states and 1085 transitions. Second operand 8 states. [2018-10-26 21:54:28,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:28,946 INFO L93 Difference]: Finished difference Result 1794 states and 2246 transitions. [2018-10-26 21:54:28,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 21:54:28,949 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2018-10-26 21:54:28,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:28,955 INFO L225 Difference]: With dead ends: 1794 [2018-10-26 21:54:28,956 INFO L226 Difference]: Without dead ends: 925 [2018-10-26 21:54:28,959 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:54:28,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2018-10-26 21:54:29,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 913. [2018-10-26 21:54:29,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 913 states. [2018-10-26 21:54:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1101 transitions. [2018-10-26 21:54:29,004 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1101 transitions. Word has length 109 [2018-10-26 21:54:29,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:29,005 INFO L481 AbstractCegarLoop]: Abstraction has 913 states and 1101 transitions. [2018-10-26 21:54:29,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 21:54:29,006 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1101 transitions. [2018-10-26 21:54:29,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 21:54:29,008 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:29,009 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] [2018-10-26 21:54:29,009 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:29,009 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:29,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1680242621, now seen corresponding path program 1 times [2018-10-26 21:54:29,010 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:29,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:29,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:29,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:29,011 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:29,326 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-10-26 21:54:29,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 21:54:29,336 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:54:29,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:54:29,336 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:29,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:54:29,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:54:29,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:54:29,338 INFO L87 Difference]: Start difference. First operand 913 states and 1101 transitions. Second operand 4 states. [2018-10-26 21:54:31,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:54:31,100 INFO L93 Difference]: Finished difference Result 2881 states and 3642 transitions. [2018-10-26 21:54:31,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:54:31,100 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-10-26 21:54:31,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:54:31,110 INFO L225 Difference]: With dead ends: 2881 [2018-10-26 21:54:31,110 INFO L226 Difference]: Without dead ends: 1996 [2018-10-26 21:54:31,114 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:54:31,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states. [2018-10-26 21:54:31,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1965. [2018-10-26 21:54:31,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1965 states. [2018-10-26 21:54:31,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1965 states and 2433 transitions. [2018-10-26 21:54:31,231 INFO L78 Accepts]: Start accepts. Automaton has 1965 states and 2433 transitions. Word has length 109 [2018-10-26 21:54:31,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:54:31,231 INFO L481 AbstractCegarLoop]: Abstraction has 1965 states and 2433 transitions. [2018-10-26 21:54:31,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:54:31,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2433 transitions. [2018-10-26 21:54:31,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 21:54:31,235 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:54:31,235 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] [2018-10-26 21:54:31,236 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:54:31,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:31,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1524370551, now seen corresponding path program 1 times [2018-10-26 21:54:31,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:54:31,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:31,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:54:31,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:54:31,243 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:54:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:54:31,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 21:54:31,750 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:54:31,750 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 21:54:31,750 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 114 with the following transitions: [2018-10-26 21:54:31,752 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [33], [36], [46], [47], [59], [63], [65], [66], [69], [73], [74], [75], [90], [93], [95], [99], [105], [109], [113], [116], [121], [124], [129], [132], [148], [149], [152], [154], [157], [159], [162], [165], [177], [178], [179], [180], [181], [183], [188], [191], [192], [194], [199], [201], [202], [207], [209], [242], [246], [253], [254], [265], [266], [269], [271], [274], [284], [287], [291], [292], [295], [296], [297], [298], [299], [300], [301], [302], [303], [311], [312], [317], [318], [319], [321], [322], [329], [330], [331], [332], [333], [334], [337], [341], [342], [343], [344], [345], [347], [348], [349], [350], [351], [352], [359], [360], [361], [363], [364], [365], [367], [368], [369], [370] [2018-10-26 21:54:31,800 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 21:54:31,800 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 21:54:39,859 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 21:54:39,860 INFO L272 AbstractInterpreter]: Visited 84 different actions 84 times. Never merged. Never widened. Never found a fixpoint. Largest state had 134 variables. [2018-10-26 21:54:39,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:54:39,877 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 21:54:45,964 INFO L227 lantSequenceWeakener]: Weakened 83 states. On average, predicates are now at 96.59% of their original sizes. [2018-10-26 21:54:45,964 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 21:54:47,427 INFO L415 sIntCurrentIteration]: We unified 112 AI predicates to 112 [2018-10-26 21:54:47,427 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 21:54:47,427 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:54:47,428 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [13] total 39 [2018-10-26 21:54:47,428 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:54:47,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-10-26 21:54:47,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-10-26 21:54:47,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=672, Unknown=0, NotChecked=0, Total=756 [2018-10-26 21:54:47,429 INFO L87 Difference]: Start difference. First operand 1965 states and 2433 transitions. Second operand 28 states. [2018-10-26 21:55:31,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:55:31,671 INFO L93 Difference]: Finished difference Result 4849 states and 6041 transitions. [2018-10-26 21:55:31,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-10-26 21:55:31,672 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 113 [2018-10-26 21:55:31,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:55:31,683 INFO L225 Difference]: With dead ends: 4849 [2018-10-26 21:55:31,683 INFO L226 Difference]: Without dead ends: 2912 [2018-10-26 21:55:31,688 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 142 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 834 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=306, Invalid=3000, Unknown=0, NotChecked=0, Total=3306 [2018-10-26 21:55:31,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2912 states. [2018-10-26 21:55:31,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2912 to 2880. [2018-10-26 21:55:31,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2880 states. [2018-10-26 21:55:31,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 2880 states and 3470 transitions. [2018-10-26 21:55:31,852 INFO L78 Accepts]: Start accepts. Automaton has 2880 states and 3470 transitions. Word has length 113 [2018-10-26 21:55:31,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:55:31,852 INFO L481 AbstractCegarLoop]: Abstraction has 2880 states and 3470 transitions. [2018-10-26 21:55:31,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-10-26 21:55:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3470 transitions. [2018-10-26 21:55:31,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 21:55:31,858 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:55:31,859 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 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] [2018-10-26 21:55:31,859 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:55:31,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:55:31,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1661535159, now seen corresponding path program 1 times [2018-10-26 21:55:31,859 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:55:31,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:55:31,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:55:31,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:55:31,860 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:55:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:55:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 21:55:31,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:55:31,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:55:31,960 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:55:31,960 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 21:55:31,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 21:55:31,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:55:31,960 INFO L87 Difference]: Start difference. First operand 2880 states and 3470 transitions. Second operand 3 states. [2018-10-26 21:55:32,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:55:32,136 INFO L93 Difference]: Finished difference Result 3325 states and 4009 transitions. [2018-10-26 21:55:32,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:55:32,137 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2018-10-26 21:55:32,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:55:32,143 INFO L225 Difference]: With dead ends: 3325 [2018-10-26 21:55:32,143 INFO L226 Difference]: Without dead ends: 1312 [2018-10-26 21:55:32,147 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 [2018-10-26 21:55:32,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1312 states. [2018-10-26 21:55:32,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1312 to 1312. [2018-10-26 21:55:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1312 states. [2018-10-26 21:55:32,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1312 states and 1541 transitions. [2018-10-26 21:55:32,230 INFO L78 Accepts]: Start accepts. Automaton has 1312 states and 1541 transitions. Word has length 147 [2018-10-26 21:55:32,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:55:32,230 INFO L481 AbstractCegarLoop]: Abstraction has 1312 states and 1541 transitions. [2018-10-26 21:55:32,230 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 21:55:32,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1541 transitions. [2018-10-26 21:55:32,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-26 21:55:32,236 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:55:32,236 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] [2018-10-26 21:55:32,236 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:55:32,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:55:32,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1668631711, now seen corresponding path program 1 times [2018-10-26 21:55:32,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:55:32,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:55:32,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:55:32,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:55:32,239 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:55:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:55:32,475 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 21:55:32,475 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:55:32,475 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 21:55:32,476 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 184 with the following transitions: [2018-10-26 21:55:32,476 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [29], [33], [36], [46], [47], [48], [50], [53], [57], [58], [59], [63], [65], [66], [69], [73], [74], [75], [78], [80], [86], [90], [93], [94], [95], [99], [105], [109], [113], [116], [119], [121], [124], [127], [129], [132], [148], [149], [150], [151], [152], [154], [157], [159], [162], [165], [174], [176], [177], [178], [179], [180], [181], [183], [188], [191], [192], [194], [199], [201], [202], [207], [209], [239], [242], [246], [252], [253], [254], [257], [261], [265], [266], [269], [271], [274], [281], [284], [287], [291], [292], [295], [296], [297], [298], [299], [300], [301], [302], [303], [305], [306], [309], [310], [311], [312], [315], [316], [317], [318], [319], [321], [322], [323], [324], [327], [328], [329], [330], [331], [332], [333], [334], [337], [338], [341], [342], [343], [344], [345], [347], [348], [349], [350], [351], [352], [357], [358], [359], [360], [361], [362], [363], [364], [365], [367], [368], [369], [370], [373], [374] [2018-10-26 21:55:32,481 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 21:55:32,481 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 21:57:28,820 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 21:57:28,820 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. [2018-10-26 21:57:28,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:57:28,833 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 21:57:53,378 INFO L227 lantSequenceWeakener]: Weakened 158 states. On average, predicates are now at 96.44% of their original sizes. [2018-10-26 21:57:53,378 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 21:57:57,284 INFO L415 sIntCurrentIteration]: We unified 182 AI predicates to 182 [2018-10-26 21:57:57,285 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 21:57:57,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:57:57,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [63] imperfect sequences [13] total 74 [2018-10-26 21:57:57,285 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:57:57,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states [2018-10-26 21:57:57,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2018-10-26 21:57:57,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=3598, Unknown=0, NotChecked=0, Total=3906 [2018-10-26 21:57:57,287 INFO L87 Difference]: Start difference. First operand 1312 states and 1541 transitions. Second operand 63 states. [2018-10-26 22:00:28,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:00:28,878 INFO L93 Difference]: Finished difference Result 3289 states and 4183 transitions. [2018-10-26 22:00:28,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2018-10-26 22:00:28,878 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 183 [2018-10-26 22:00:28,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:00:28,885 INFO L225 Difference]: With dead ends: 3289 [2018-10-26 22:00:28,885 INFO L226 Difference]: Without dead ends: 2069 [2018-10-26 22:00:28,892 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 275 GetRequests, 120 SyntacticMatches, 1 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7960 ImplicationChecksByTransitivity, 15.0s TimeCoverageRelationStatistics Valid=1829, Invalid=22351, Unknown=0, NotChecked=0, Total=24180 [2018-10-26 22:00:28,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2069 states. [2018-10-26 22:00:29,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2069 to 1785. [2018-10-26 22:00:29,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1785 states. [2018-10-26 22:00:29,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 1785 states and 2067 transitions. [2018-10-26 22:00:29,175 INFO L78 Accepts]: Start accepts. Automaton has 1785 states and 2067 transitions. Word has length 183 [2018-10-26 22:00:29,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:00:29,176 INFO L481 AbstractCegarLoop]: Abstraction has 1785 states and 2067 transitions. [2018-10-26 22:00:29,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 63 states. [2018-10-26 22:00:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2067 transitions. [2018-10-26 22:00:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-26 22:00:29,182 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:00:29,182 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] [2018-10-26 22:00:29,183 INFO L424 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:00:29,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:00:29,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1926921655, now seen corresponding path program 1 times [2018-10-26 22:00:29,183 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:00:29,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:00:29,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:00:29,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:00:29,184 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:00:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:00:29,358 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 43 proven. 10 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-10-26 22:00:29,358 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 22:00:29,358 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 22:00:29,359 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 254 with the following transitions: [2018-10-26 22:00:29,359 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [7], [10], [18], [21], [23], [29], [33], [36], [46], [47], [48], [50], [53], [55], [57], [58], [59], [63], [65], [66], [69], [73], [74], [75], [78], [80], [86], [90], [93], [94], [95], [99], [105], [109], [113], [116], [119], [121], [124], [127], [129], [132], [148], [149], [150], [151], [152], [154], [157], [159], [162], [165], [174], [176], [177], [178], [179], [180], [181], [183], [188], [191], [192], [194], [199], [201], [202], [207], [209], [239], [242], [246], [252], [253], [254], [257], [261], [265], [266], [269], [271], [274], [281], [284], [287], [291], [292], [295], [296], [297], [298], [299], [300], [301], [302], [303], [305], [306], [309], [310], [311], [312], [315], [316], [317], [318], [319], [321], [322], [323], [324], [327], [328], [329], [330], [331], [332], [333], [334], [337], [338], [341], [342], [343], [344], [345], [347], [348], [349], [350], [351], [352], [357], [358], [359], [360], [361], [362], [363], [364], [365], [367], [368], [369], [370], [373], [374] [2018-10-26 22:00:29,362 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 22:00:29,363 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 22:02:27,715 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 22:02:27,715 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. [2018-10-26 22:02:27,717 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:02:27,717 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 22:02:58,881 INFO L227 lantSequenceWeakener]: Weakened 223 states. On average, predicates are now at 96.38% of their original sizes. [2018-10-26 22:02:58,881 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 22:03:05,387 INFO L415 sIntCurrentIteration]: We unified 252 AI predicates to 252 [2018-10-26 22:03:05,387 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 22:03:05,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 22:03:05,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [82] imperfect sequences [9] total 89 [2018-10-26 22:03:05,388 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:03:05,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 82 states [2018-10-26 22:03:05,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2018-10-26 22:03:05,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=408, Invalid=6234, Unknown=0, NotChecked=0, Total=6642 [2018-10-26 22:03:05,390 INFO L87 Difference]: Start difference. First operand 1785 states and 2067 transitions. Second operand 82 states. [2018-10-26 22:04:51,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:04:51,435 INFO L93 Difference]: Finished difference Result 2272 states and 2623 transitions. [2018-10-26 22:04:51,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-10-26 22:04:51,435 INFO L78 Accepts]: Start accepts. Automaton has 82 states. Word has length 253 [2018-10-26 22:04:51,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:04:51,436 INFO L225 Difference]: With dead ends: 2272 [2018-10-26 22:04:51,436 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 22:04:51,444 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 [2018-10-26 22:04:51,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 22:04:51,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 22:04:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 22:04:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 22:04:51,445 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 253 [2018-10-26 22:04:51,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:04:51,447 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 22:04:51,447 INFO L482 AbstractCegarLoop]: Interpolant automaton has 82 states. [2018-10-26 22:04:51,447 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 22:04:51,447 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:04:51,451 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 22:04:51,665 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 124 [2018-10-26 22:04:52,265 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2018-10-26 22:04:55,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:04:55,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:04:55,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:04:55,575 WARN L179 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 449 DAG size of output: 429 [2018-10-26 22:04:58,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:04:59,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:04:59,452 WARN L179 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 469 DAG size of output: 446 [2018-10-26 22:05:02,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:02,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:03,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:04,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:04,153 WARN L179 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 441 DAG size of output: 418 [2018-10-26 22:05:04,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:04,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:05,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:05,444 WARN L179 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 443 DAG size of output: 420 [2018-10-26 22:05:05,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:05,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:05,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:05,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 22:05:06,490 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 122 [2018-10-26 22:05:08,230 WARN L179 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 408 DAG size of output: 52 [2018-10-26 22:05:09,532 WARN L179 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 356 DAG size of output: 87 [2018-10-26 22:05:10,508 WARN L179 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 51 [2018-10-26 22:05:11,319 WARN L179 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 1 [2018-10-26 22:05:11,772 WARN L179 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 42 [2018-10-26 22:05:14,054 WARN L179 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 655 DAG size of output: 107 [2018-10-26 22:05:14,753 WARN L179 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 1 [2018-10-26 22:05:14,976 WARN L179 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 1 [2018-10-26 22:05:15,126 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-10-26 22:05:16,231 WARN L179 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 387 DAG size of output: 58 [2018-10-26 22:05:16,376 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 21 [2018-10-26 22:05:17,333 WARN L179 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 50 [2018-10-26 22:05:18,522 WARN L179 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 379 DAG size of output: 83 [2018-10-26 22:05:19,848 WARN L179 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 392 DAG size of output: 54 [2018-10-26 22:05:20,649 WARN L179 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 31 [2018-10-26 22:05:21,085 WARN L179 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 42 [2018-10-26 22:05:21,247 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 1 [2018-10-26 22:05:21,714 WARN L179 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 42 [2018-10-26 22:05:24,543 WARN L179 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 490 DAG size of output: 123 [2018-10-26 22:05:24,699 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-10-26 22:05:25,057 WARN L179 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 1 [2018-10-26 22:05:26,676 WARN L179 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 400 DAG size of output: 43 [2018-10-26 22:05:29,073 WARN L179 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 671 DAG size of output: 79 [2018-10-26 22:05:30,701 WARN L179 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 392 DAG size of output: 94 [2018-10-26 22:05:32,062 WARN L179 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 383 DAG size of output: 45 [2018-10-26 22:05:32,217 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-10-26 22:05:32,988 WARN L179 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 31 [2018-10-26 22:05:34,193 WARN L179 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 385 DAG size of output: 73 [2018-10-26 22:05:35,634 WARN L179 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 355 DAG size of output: 53 [2018-10-26 22:05:35,829 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 1 [2018-10-26 22:05:36,327 WARN L179 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 1 [2018-10-26 22:05:37,602 WARN L179 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 406 DAG size of output: 51 [2018-10-26 22:05:38,883 WARN L179 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 408 DAG size of output: 47 [2018-10-26 22:05:39,308 WARN L179 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 42 [2018-10-26 22:05:42,129 WARN L179 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 470 DAG size of output: 137 [2018-10-26 22:05:42,656 WARN L179 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 48 [2018-10-26 22:05:43,788 WARN L179 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 400 DAG size of output: 49 [2018-10-26 22:05:44,299 WARN L179 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 1 [2018-10-26 22:05:44,726 WARN L179 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 42 [2018-10-26 22:05:45,337 WARN L179 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 60 [2018-10-26 22:05:46,857 WARN L179 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 399 DAG size of output: 47 [2018-10-26 22:05:47,240 WARN L179 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 31 [2018-10-26 22:05:47,600 WARN L179 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 29 [2018-10-26 22:05:48,025 WARN L179 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 37 [2018-10-26 22:05:48,879 WARN L179 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 41 [2018-10-26 22:05:49,544 WARN L179 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 1 [2018-10-26 22:05:49,969 WARN L179 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 42 [2018-10-26 22:05:50,208 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 15 [2018-10-26 22:05:50,918 WARN L179 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 1 [2018-10-26 22:05:51,915 WARN L179 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2018-10-26 22:05:54,232 WARN L179 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 643 DAG size of output: 90 [2018-10-26 22:05:55,358 WARN L179 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 363 DAG size of output: 50 [2018-10-26 22:05:57,945 WARN L179 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 646 DAG size of output: 84 [2018-10-26 22:05:59,199 WARN L179 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 405 DAG size of output: 75 [2018-10-26 22:05:59,703 WARN L179 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 43 [2018-10-26 22:06:00,198 WARN L179 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 43 [2018-10-26 22:06:00,352 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 1 [2018-10-26 22:06:00,807 WARN L179 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 42 [2018-10-26 22:06:01,070 WARN L179 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 23 [2018-10-26 22:06:01,309 WARN L179 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 8 [2018-10-26 22:06:02,071 WARN L179 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 47 [2018-10-26 22:06:02,232 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 1 [2018-10-26 22:06:02,555 WARN L179 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 332 DAG size of output: 20 [2018-10-26 22:06:03,707 WARN L179 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 379 DAG size of output: 83 [2018-10-26 22:06:06,161 WARN L179 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 479 DAG size of output: 97 [2018-10-26 22:06:06,163 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 647 653) the Hoare annotation is: true [2018-10-26 22:06:06,163 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 647 653) no Hoare annotation was computed. [2018-10-26 22:06:06,163 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 654 662) no Hoare annotation was computed. [2018-10-26 22:06:06,163 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 654 662) the Hoare annotation is: true [2018-10-26 22:06:06,163 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 654 662) no Hoare annotation was computed. [2018-10-26 22:06:06,164 INFO L421 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~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)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,164 INFO L421 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~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)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,164 INFO L421 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~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)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,164 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~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)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,164 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2018-10-26 22:06:06,164 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2018-10-26 22:06:06,164 INFO L421 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (and (<= ~systemActive~0 main_~tmp~0) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= main_~tmp~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~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)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,165 INFO L421 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (and (<= ~systemActive~0 main_~tmp~0) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= main_~tmp~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~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)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,165 INFO L425 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2018-10-26 22:06:06,165 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2018-10-26 22:06:06,165 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-26 22:06:06,165 INFO L421 ceAbstractionStarter]: At program point L449(line 449) 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))))) [2018-10-26 22:06:06,165 INFO L421 ceAbstractionStarter]: At program point L445(line 445) 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 (+ ~methaneLevelCritical~0 1))) (or (and (<= ~pumpRunning~0 .cse3) (<= (+ ~methAndRunningLastTime~0 1) ~pumpRunning~0) (<= 2 (+ ~systemActive~0 processEnvironment__wrappee__methaneQuery_~tmp~4)) (<= processEnvironment__wrappee__methaneQuery_~tmp~4 ~waterLevel~0)) (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) .cse1 .cse2 (< |old(~pumpRunning~0)| .cse3))))) [2018-10-26 22:06:06,165 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 451) no Hoare annotation was computed. [2018-10-26 22:06:06,165 INFO L421 ceAbstractionStarter]: At program point L441(line 441) 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 (+ ~methaneLevelCritical~0 1))) (or (and (<= ~pumpRunning~0 .cse3) (<= (+ ~methAndRunningLastTime~0 1) ~pumpRunning~0)) (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) .cse1 .cse2 (< |old(~pumpRunning~0)| .cse3))))) [2018-10-26 22:06:06,165 INFO L425 ceAbstractionStarter]: For program point L441-1(line 441) no Hoare annotation was computed. [2018-10-26 22:06:06,165 INFO L425 ceAbstractionStarter]: For program point L439(lines 439 456) no Hoare annotation was computed. [2018-10-26 22:06:06,166 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 435 459) the Hoare annotation is: (let ((.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ ~methaneLevelCritical~0 1))) (or (and (<= ~pumpRunning~0 .cse0) (<= (+ ~methAndRunningLastTime~0 1) ~pumpRunning~0)) (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) .cse1 .cse2 (< |old(~pumpRunning~0)| .cse0))) (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)) .cse1 .cse2)))) [2018-10-26 22:06:06,166 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 435 459) no Hoare annotation was computed. [2018-10-26 22:06:06,166 INFO L421 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (= ~pumpRunning~0 0) (< ~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))))) [2018-10-26 22:06:06,166 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 435 459) no Hoare annotation was computed. [2018-10-26 22:06:06,166 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 613 627) no Hoare annotation was computed. [2018-10-26 22:06:06,166 INFO L421 ceAbstractionStarter]: At program point L619(line 619) the Hoare annotation is: (and (not (= 0 |old(~pumpRunning~0)|)) (or (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)))) [2018-10-26 22:06:06,166 INFO L425 ceAbstractionStarter]: For program point L617(lines 617 623) no Hoare annotation was computed. [2018-10-26 22:06:06,166 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 613 627) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (and (= ~systemActive~0 1) .cse1) (not (= |old(~systemActive~0)| 1))) (or (= ~systemActive~0 0) (not (= |old(~systemActive~0)| 0)) .cse0))) [2018-10-26 22:06:06,166 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 613 627) no Hoare annotation was computed. [2018-10-26 22:06:06,166 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 530 538) no Hoare annotation was computed. [2018-10-26 22:06:06,167 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 530 538) the Hoare annotation is: true [2018-10-26 22:06:06,167 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 530 538) no Hoare annotation was computed. [2018-10-26 22:06:06,167 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 607) no Hoare annotation was computed. [2018-10-26 22:06:06,167 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 594 612) the Hoare annotation is: true [2018-10-26 22:06:06,167 INFO L428 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: true [2018-10-26 22:06:06,167 INFO L425 ceAbstractionStarter]: For program point L603-2(lines 603 607) no Hoare annotation was computed. [2018-10-26 22:06:06,167 INFO L425 ceAbstractionStarter]: For program point L601-1(line 601) no Hoare annotation was computed. [2018-10-26 22:06:06,167 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 594 612) no Hoare annotation was computed. [2018-10-26 22:06:06,167 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 594 612) no Hoare annotation was computed. [2018-10-26 22:06:06,167 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 640 646) no Hoare annotation was computed. [2018-10-26 22:06:06,167 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 640 646) the Hoare annotation is: true [2018-10-26 22:06:06,167 INFO L421 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~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)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,167 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~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)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2018-10-26 22:06:06,168 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 519 529) the Hoare annotation is: true [2018-10-26 22:06:06,168 INFO L428 ceAbstractionStarter]: At program point L524(line 524) the Hoare annotation is: true [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point L524-1(line 524) no Hoare annotation was computed. [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 519 529) no Hoare annotation was computed. [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 519 529) no Hoare annotation was computed. [2018-10-26 22:06:06,168 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 511 518) the Hoare annotation is: (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 511 518) no Hoare annotation was computed. [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 511 518) no Hoare annotation was computed. [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 290) no Hoare annotation was computed. [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 280 293) no Hoare annotation was computed. [2018-10-26 22:06:06,168 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 280 293) the Hoare annotation is: true [2018-10-26 22:06:06,168 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 280 293) no Hoare annotation was computed. [2018-10-26 22:06:06,169 INFO L421 ceAbstractionStarter]: At program point L480(line 480) 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))) [2018-10-26 22:06:06,169 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 461 485) no Hoare annotation was computed. [2018-10-26 22:06:06,169 INFO L421 ceAbstractionStarter]: At program point L475(line 475) 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 (<= (+ processEnvironment_~tmp~5 1) ~pumpRunning~0) (<= 0 (+ ~methaneLevelCritical~0 processEnvironment_~tmp~5))) (<= ~pumpRunning~0 .cse4)) (< (+ |old(~pumpRunning~0)| ~methAndRunningLastTime~0) 1) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) .cse2 .cse3 (< |old(~pumpRunning~0)| .cse4)))))) [2018-10-26 22:06:06,169 INFO L421 ceAbstractionStarter]: At program point L471(line 471) 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 (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)) (and (and (<= 2 (+ ~methaneLevelCritical~0 processEnvironment_~tmp~5)) (<= (* 2 processEnvironment_~tmp~5) 2)) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-10-26 22:06:06,169 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 461 485) no Hoare annotation was computed. [2018-10-26 22:06:06,169 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 477) no Hoare annotation was computed. [2018-10-26 22:06:06,169 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 461 485) 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)))) [2018-10-26 22:06:06,170 INFO L421 ceAbstractionStarter]: At program point L467(line 467) 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))))) [2018-10-26 22:06:06,170 INFO L425 ceAbstractionStarter]: For program point L467-1(line 467) no Hoare annotation was computed. [2018-10-26 22:06:06,170 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 482) no Hoare annotation was computed. [2018-10-26 22:06:06,170 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 401 407) no Hoare annotation was computed. [2018-10-26 22:06:06,170 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 401 407) the Hoare annotation is: true [2018-10-26 22:06:06,170 INFO L421 ceAbstractionStarter]: At program point L353(line 353) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= 0 ~pumpRunning~0) .cse0) (and (= ~systemActive~0 1) .cse0) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-10-26 22:06:06,170 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 305 370) the Hoare annotation is: (or (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~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)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,170 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 357) no Hoare annotation was computed. [2018-10-26 22:06:06,171 INFO L421 ceAbstractionStarter]: At program point L351-1(lines 345 358) 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)) (= ~systemActive~0 1) (<= ~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 .cse0 (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) .cse1) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and (= ~systemActive~0 0) (= 0 ~pumpRunning~0) .cse0) (and (<= 0 (+ test_~splverifierCounter~0 test_~tmp___0~1 2147483648)) (<= test_~tmp___0~1 (+ test_~splverifierCounter~0 2147483647)) (and (<= (+ ~methaneLevelCritical~0 test_~splverifierCounter~0) 0) (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0)) .cse1 (and (<= (+ ~waterLevel~0 test_~tmp~2) 2147483649) (<= ~systemActive~0 (+ test_~tmp~2 2147483649)))) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-10-26 22:06:06,171 INFO L425 ceAbstractionStarter]: For program point L316(lines 315 362) no Hoare annotation was computed. [2018-10-26 22:06:06,171 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 358) no Hoare annotation was computed. [2018-10-26 22:06:06,171 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 305 370) no Hoare annotation was computed. [2018-10-26 22:06:06,171 INFO L421 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (let ((.cse8 (<= ~methAndRunningLastTime~0 ~methaneLevelCritical~0)) (.cse9 (<= 0 (+ ~methAndRunningLastTime~0 ~pumpRunning~0)))) (let ((.cse0 (and (<= test_~tmp~2 (+ test_~splverifierCounter~0 2147483647)) (<= test_~splverifierCounter~0 (+ test_~tmp~2 2147483648)))) (.cse6 (+ ~methAndRunningLastTime~0 1)) (.cse3 (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) .cse8 (<= (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0) 1) .cse9 (= ~systemActive~0 1) (<= ~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)))) (.cse1 (<= (* 2 ~methaneLevelCritical~0) 0)) (.cse4 (<= 0 (+ ~systemActive~0 test_~tmp___0~1 2147483647))) (.cse7 (<= test_~tmp___0~1 (+ ~methAndRunningLastTime~0 2147483647))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= ~methaneLevelCritical~0 (+ test_~tmp___0~1 2147483648)) (<= (+ ~methaneLevelCritical~0 test_~tmp___0~1) 2147483647) .cse1 .cse2 .cse3) (and .cse0 (<= ~pumpRunning~0 ~methaneLevelCritical~0) .cse4 (let ((.cse5 (+ test_~splverifierCounter~0 1))) (and (<= ~systemActive~0 .cse5) (= ~methaneLevelCritical~0 0) (<= .cse5 ~systemActive~0) (<= (* 2 test_~splverifierCounter~0) 0) (<= 0 (+ ~methAndRunningLastTime~0 test_~splverifierCounter~0)) (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0) (<= ~waterLevel~0 (+ test_~splverifierCounter~0 2)))) (<= .cse6 ~waterLevel~0) (<= 0 (* 2 ~pumpRunning~0)) .cse7) (and .cse2 (<= .cse6 ~methaneLevelCritical~0) .cse3 (= ~pumpRunning~0 0)) (and (and (<= (+ ~pumpRunning~0 ~systemActive~0) 1) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (and .cse8 .cse9 (<= 2 (* 2 ~systemActive~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 3)) .cse1 .cse4 .cse7 .cse2) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and (= ~systemActive~0 0) (= 0 ~pumpRunning~0) .cse2) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-10-26 22:06:06,171 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 341) no Hoare annotation was computed. [2018-10-26 22:06:06,171 INFO L425 ceAbstractionStarter]: For program point L335-1(lines 335 341) no Hoare annotation was computed. [2018-10-26 22:06:06,172 INFO L421 ceAbstractionStarter]: At program point L360(lines 315 362) the Hoare annotation is: (let ((.cse5 (+ ~pumpRunning~0 1))) (let ((.cse2 (<= .cse5 ~waterLevel~0)) (.cse4 (* 2 ~methaneLevelCritical~0)) (.cse3 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse2 (<= ~waterLevel~0 .cse5) (= ~systemActive~0 1) (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= .cse4 0) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) (<= 0 (* 2 ~pumpRunning~0)) (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0) .cse3)) (.cse1 (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= 0 .cse4) (<= ~methAndRunningLastTime~0 ~pumpRunning~0) (<= ~systemActive~0 ~waterLevel~0) (<= (+ ~methAndRunningLastTime~0 1) ~systemActive~0) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= ~methaneLevelCritical~0 ~systemActive~0)))) (or (and (and (<= test_~tmp___2~0 (+ test_~splverifierCounter~0 2147483647)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) .cse0) (and .cse1 .cse0) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and (and (and .cse2 (<= 0 (+ ~pumpRunning~0 test_~tmp___2~0 2147483648)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646))) .cse3) (<= 2 (+ ~methaneLevelCritical~0 ~systemActive~0)) .cse1) (and (= ~systemActive~0 0) (= 0 ~pumpRunning~0) .cse3) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))))) [2018-10-26 22:06:06,172 INFO L421 ceAbstractionStarter]: At program point L327(line 327) the Hoare annotation is: (let ((.cse14 (+ ~pumpRunning~0 1)) (.cse5 (+ ~methAndRunningLastTime~0 1))) (let ((.cse6 (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse7 (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2))) (.cse9 (<= .cse5 ~systemActive~0)) (.cse10 (<= .cse14 ~waterLevel~0)) (.cse11 (= ~systemActive~0 1)) (.cse12 (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0))) (.cse8 (* 2 ~methaneLevelCritical~0)) (.cse13 (<= 0 (* 2 ~pumpRunning~0))) (.cse4 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and (<= (+ ~waterLevel~0 test_~tmp~2) 2147483649) (<= test_~tmp~2 (+ ~waterLevel~0 2147483646)) (<= ~systemActive~0 (+ test_~tmp~2 2147483649)))) (.cse2 (and .cse10 (<= ~waterLevel~0 .cse14) .cse11 .cse12 (<= .cse8 0) (<= ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)) .cse13 (<= ~methAndRunningLastTime~0 test_~splverifierCounter~0) .cse4)) (.cse3 (and .cse10 .cse11 .cse6 .cse7 .cse12 (<= ~waterLevel~0 (+ test_~tmp___2~0 2147483650)) .cse9 (<= .cse8 2) .cse13 (<= 0 (+ ~pumpRunning~0 test_~tmp___2~0 2147483648)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)))) (.cse1 (and .cse6 .cse7 (<= 0 .cse8) (<= ~methAndRunningLastTime~0 ~pumpRunning~0) (<= ~systemActive~0 ~waterLevel~0) .cse9 (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= (+ ~systemActive~0 ~waterLevel~0) 3) (<= ~methaneLevelCritical~0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse2) (and (and .cse3 .cse4) (<= .cse5 ~methaneLevelCritical~0) .cse1) (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (and (= ~systemActive~0 0) (= 0 ~pumpRunning~0) .cse4) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0)))))) [2018-10-26 22:06:06,172 INFO L425 ceAbstractionStarter]: For program point L325(lines 325 331) no Hoare annotation was computed. [2018-10-26 22:06:06,172 INFO L425 ceAbstractionStarter]: For program point L325-1(lines 325 331) no Hoare annotation was computed. [2018-10-26 22:06:06,172 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 321) no Hoare annotation was computed. [2018-10-26 22:06:06,172 INFO L425 ceAbstractionStarter]: For program point L315-1(lines 315 362) no Hoare annotation was computed. [2018-10-26 22:06:06,172 INFO L421 ceAbstractionStarter]: At program point L363(lines 314 364) the Hoare annotation is: (or (< 1 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (or (not (= |old(~methAndRunningLastTime~0)| 0)) (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|)) (< (+ |old(~methaneLevelCritical~0)| |old(~systemActive~0)|) 1) (< |old(~waterLevel~0)| |old(~systemActive~0)|) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-10-26 22:06:06,172 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 305 370) no Hoare annotation was computed. [2018-10-26 22:06:06,172 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 486 493) 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)) [2018-10-26 22:06:06,173 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 486 493) no Hoare annotation was computed. [2018-10-26 22:06:06,173 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 486 493) no Hoare annotation was computed. [2018-10-26 22:06:06,173 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 294 302) no Hoare annotation was computed. [2018-10-26 22:06:06,173 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 294 302) the Hoare annotation is: true [2018-10-26 22:06:06,173 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 294 302) no Hoare annotation was computed. [2018-10-26 22:06:06,173 INFO L421 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (let ((.cse8 (* 2 ~pumpRunning~0))) (let ((.cse1 (< ~waterLevel~0 ~systemActive~0)) (.cse5 (+ ~methaneLevelCritical~0 ~pumpRunning~0)) (.cse4 (+ |old(~methAndRunningLastTime~0)| 1)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (< 2 .cse8)) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0)) (.cse6 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))) (and (or (or .cse0 .cse1) (< 1 .cse2) .cse3 (< .cse4 ~pumpRunning~0) (< .cse5 1) .cse6) (or (or (< ~systemActive~0 ~methaneLevelCritical~0) .cse7 (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|) .cse1) (< .cse5 0) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 .cse8)) (or (< .cse4 ~systemActive~0) .cse7 .cse3 .cse0 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< .cse2 2) .cse6) (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)))))) [2018-10-26 22:06:06,173 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2018-10-26 22:06:06,173 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 188) no Hoare annotation was computed. [2018-10-26 22:06:06,173 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 166 194) the Hoare annotation is: (let ((.cse10 (* 2 ~pumpRunning~0)) (.cse0 (+ ~methAndRunningLastTime~0 1))) (let ((.cse4 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (<= .cse0 ~pumpRunning~0)) (.cse7 (+ |old(~methAndRunningLastTime~0)| 1)) (.cse9 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (< 2 .cse10)) (.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse5 (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0)) (.cse8 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))) (and (let ((.cse1 (+ |old(~methAndRunningLastTime~0)| ~methaneLevelCritical~0))) (or (and (<= 0 (* 2 ~methAndRunningLastTime~0)) (<= .cse0 ~methaneLevelCritical~0)) (not (= ~methaneLevelCritical~0 1)) (< 1 .cse1) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (< .cse1 1))) (or (and .cse2 (<= ~pumpRunning~0 .cse0)) (or .cse3 .cse4) (< 1 .cse5) .cse6 (< .cse7 ~pumpRunning~0) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1) .cse8) (or (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse0 ~systemActive~0)) (or (< ~systemActive~0 ~methaneLevelCritical~0) .cse9 (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|) .cse3 .cse4) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 .cse10)) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) .cse2) (< .cse7 ~systemActive~0) .cse9 .cse6 .cse3 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< .cse5 2) .cse8)))) [2018-10-26 22:06:06,174 INFO L421 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse1 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (+ ~pumpRunning~0 1))) (let ((.cse0 (+ ~methAndRunningLastTime~0 1)) (.cse9 (or (< 2 (+ ~pumpRunning~0 ~waterLevel~0)) .cse1 .cse2 (< .cse8 ~systemActive~0))) (.cse3 (< ~waterLevel~0 ~systemActive~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse12 (not (= ~methaneLevelCritical~0 0))) (.cse4 (* 2 ~pumpRunning~0)) (.cse10 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse11 (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0))) (and (or (and (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse0 ~systemActive~0)) (or .cse1 .cse2 (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|) .cse3) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 0) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 .cse4)) (let ((.cse5 (+ |old(~methAndRunningLastTime~0)| ~methaneLevelCritical~0))) (or (and (<= 0 (* 2 ~methAndRunningLastTime~0)) (<= .cse0 ~methaneLevelCritical~0)) (not (= ~methaneLevelCritical~0 1)) (< 1 .cse5) .cse6 .cse7 (< .cse5 1))) (or (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< ~systemActive~0 .cse8) .cse9 .cse10 .cse3) (or .cse9 (< 1 .cse11) .cse10 .cse3 .cse12) (or .cse6 .cse7 .cse12) (or (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0) .cse2 (< 2 .cse4) .cse10 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< .cse11 2) (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))))) [2018-10-26 22:06:06,174 INFO L425 ceAbstractionStarter]: For program point L176-1(line 176) no Hoare annotation was computed. [2018-10-26 22:06:06,174 INFO L425 ceAbstractionStarter]: For program point L174(lines 174 191) no Hoare annotation was computed. [2018-10-26 22:06:06,174 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 166 194) no Hoare annotation was computed. [2018-10-26 22:06:06,174 INFO L421 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse10 (* 2 ~pumpRunning~0)) (.cse0 (+ ~methAndRunningLastTime~0 1))) (let ((.cse4 (< ~waterLevel~0 ~systemActive~0)) (.cse2 (<= .cse0 ~pumpRunning~0)) (.cse7 (+ |old(~methAndRunningLastTime~0)| 1)) (.cse9 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (< 2 .cse10)) (.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse5 (+ |old(~methAndRunningLastTime~0)| ~waterLevel~0)) (.cse8 (< ~pumpRunning~0 (+ ~methaneLevelCritical~0 1)))) (and (let ((.cse1 (+ |old(~methAndRunningLastTime~0)| ~methaneLevelCritical~0))) (or (and (<= 0 (* 2 ~methAndRunningLastTime~0)) (<= .cse0 ~methaneLevelCritical~0)) (not (= ~methaneLevelCritical~0 1)) (< 1 .cse1) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 0)) (< .cse1 1))) (or (and .cse2 (<= ~pumpRunning~0 .cse0)) (or .cse3 .cse4) (< 1 .cse5) .cse6 (< .cse7 ~pumpRunning~0) (< (+ ~methaneLevelCritical~0 ~pumpRunning~0) 1) .cse8) (or (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse0 ~systemActive~0)) (or (< ~systemActive~0 ~methaneLevelCritical~0) .cse9 (< ~pumpRunning~0 |old(~methAndRunningLastTime~0)|) .cse3 .cse4) (< 3 (+ ~systemActive~0 ~waterLevel~0)) (< 0 .cse10)) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) .cse2) (< .cse7 ~systemActive~0) .cse9 .cse6 .cse3 (< (+ ~methaneLevelCritical~0 2) ~waterLevel~0) (< .cse5 2) .cse8)))) [2018-10-26 22:06:06,174 INFO L425 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-10-26 22:06:06,174 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 166 194) no Hoare annotation was computed. [2018-10-26 22:06:06,174 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 158 165) 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))) [2018-10-26 22:06:06,174 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 158 165) no Hoare annotation was computed. [2018-10-26 22:06:06,175 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 158 165) no Hoare annotation was computed. [2018-10-26 22:06:06,175 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:06:06,175 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-10-26 22:06:06,175 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:06:06,175 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 494 510) no Hoare annotation was computed. [2018-10-26 22:06:06,175 INFO L421 ceAbstractionStarter]: At program point L505(line 505) the Hoare annotation is: (let ((.cse1 (+ |old(~pumpRunning~0)| ~waterLevel~0))) (let ((.cse0 (or (< 2 .cse1) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0)))) (and (or (< (+ ~methaneLevelCritical~0 1) ~waterLevel~0) .cse0 (< (+ ~methAndRunningLastTime~0 ~waterLevel~0) 2)) (or (or (< .cse1 2) (< 0 (* 2 |old(~pumpRunning~0)|))) (and (<= activatePump_~tmp~6 ~methaneLevelCritical~0) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= ~waterLevel~0 (+ activatePump_~tmp~6 2)) (<= 0 (* 2 ~pumpRunning~0))) .cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1))))) [2018-10-26 22:06:06,175 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 494 510) 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)) [2018-10-26 22:06:06,175 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 494 510) no Hoare annotation was computed. [2018-10-26 22:06:06,175 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 507) no Hoare annotation was computed. [2018-10-26 22:06:06,175 INFO L421 ceAbstractionStarter]: At program point L499(line 499) 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)) [2018-10-26 22:06:06,175 INFO L425 ceAbstractionStarter]: For program point L499-1(line 499) no Hoare annotation was computed. [2018-10-26 22:06:06,175 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 575 593) no Hoare annotation was computed. [2018-10-26 22:06:06,176 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 588) no Hoare annotation was computed. [2018-10-26 22:06:06,176 INFO L428 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: true [2018-10-26 22:06:06,176 INFO L425 ceAbstractionStarter]: For program point L584-2(lines 584 588) no Hoare annotation was computed. [2018-10-26 22:06:06,176 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 575 593) the Hoare annotation is: true [2018-10-26 22:06:06,176 INFO L425 ceAbstractionStarter]: For program point L582-1(line 582) no Hoare annotation was computed. [2018-10-26 22:06:06,176 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 575 593) no Hoare annotation was computed. [2018-10-26 22:06:06,176 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 227 238) the Hoare annotation is: (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse14 (not (= ~methAndRunningLastTime~0 0))) (.cse19 (+ ~pumpRunning~0 1)) (.cse16 (* 2 ~methaneLevelCritical~0)) (.cse15 (* 2 ~pumpRunning~0))) (let ((.cse4 (<= 1 (+ ~methaneLevelCritical~0 ~systemActive~0))) (.cse1 (< 0 .cse15)) (.cse3 (<= .cse16 0)) (.cse7 (+ ~methaneLevelCritical~0 1)) (.cse6 (< (+ ~systemActive~0 |old(~methaneLevelCritical~0)|) 1)) (.cse12 (< (+ ~methAndRunningLastTime~0 ~waterLevel~0) 2)) (.cse11 (+ |old(~methaneLevelCritical~0)| 1)) (.cse13 (+ ~methAndRunningLastTime~0 1)) (.cse2 (+ ~methAndRunningLastTime~0 |old(~methaneLevelCritical~0)|)) (.cse17 (not (= 0 ~pumpRunning~0))) (.cse18 (not (= ~systemActive~0 0))) (.cse8 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse9 (not (= ~waterLevel~0 1))) (.cse10 (and (<= ~systemActive~0 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 .cse19))) (.cse5 (or (< 2 .cse0) (< ~systemActive~0 |old(~methaneLevelCritical~0)|) .cse14 (< .cse19 ~systemActive~0)))) (and (or (or (< .cse0 2) .cse1) (< 0 .cse2) (and .cse3 .cse4) .cse5 .cse6) (or (and .cse4 (<= .cse7 ~waterLevel~0)) .cse5 .cse6 .cse8 .cse9 .cse1) (or .cse10 (< .cse11 ~waterLevel~0) .cse5 .cse12) (or (and .cse3 (<= ~pumpRunning~0 .cse7)) (< .cse13 ~systemActive~0) .cse14 (< 2 .cse15) .cse6 (< (+ |old(~methaneLevelCritical~0)| 2) ~waterLevel~0) .cse12 (< ~pumpRunning~0 .cse11)) (or (and (<= .cse16 2) (<= .cse13 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 1)) (< 1 .cse2) .cse17 .cse18 (< .cse2 1)) (or .cse17 .cse18 (= 0 ~methaneLevelCritical~0) .cse8) (or .cse9 .cse10 (< ~systemActive~0 .cse19) (< (+ ~waterLevel~0 |old(~methaneLevelCritical~0)|) 2) .cse5 (< ~waterLevel~0 ~systemActive~0))))) [2018-10-26 22:06:06,176 INFO L425 ceAbstractionStarter]: For program point L231-1(lines 227 238) no Hoare annotation was computed. [2018-10-26 22:06:06,176 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 227 238) no Hoare annotation was computed. [2018-10-26 22:06:06,176 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-10-26 22:06:06,176 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-10-26 22:06:06,176 INFO L428 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-10-26 22:06:06,177 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 52 66) no Hoare annotation was computed. [2018-10-26 22:06:06,177 INFO L428 ceAbstractionStarter]: At program point L52-3(lines 52 66) the Hoare annotation is: true [2018-10-26 22:06:06,177 INFO L428 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-10-26 22:06:06,177 INFO L425 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-10-26 22:06:06,177 INFO L428 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-10-26 22:06:06,177 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-10-26 22:06:06,177 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-10-26 22:06:06,177 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-10-26 22:06:06,177 INFO L421 ceAbstractionStarter]: At program point L383(line 383) the Hoare annotation is: (let ((.cse3 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse9 (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2)) (.cse7 (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0)) (.cse5 (+ ~methaneLevelCritical~0 1)) (.cse6 (+ ~methAndRunningLastTime~0 1)) (.cse1 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (< 2 (* 2 |old(~pumpRunning~0)|)))) (and (let ((.cse0 (+ |old(~pumpRunning~0)| 1))) (or (< ~systemActive~0 .cse0) (or (< 2 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) .cse1 .cse2 (< .cse0 ~systemActive~0)) .cse3 (< |old(~waterLevel~0)| ~systemActive~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 0))) (let ((.cse4 (+ ~methaneLevelCritical~0 2))) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 3 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 .cse4) (<= ~pumpRunning~0 .cse5) (<= .cse6 ~pumpRunning~0)) .cse7 .cse2 .cse8 .cse3 (< .cse4 |old(~waterLevel~0)|) .cse9 (< |old(~pumpRunning~0)| .cse5))) (or (or (< (+ |old(~methAndRunningLastTime~0)| |old(~pumpRunning~0)|) 1) .cse9) (< .cse5 |old(~waterLevel~0)|) .cse7 (and (<= .cse5 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2)) (<= .cse6 ~systemActive~0)) .cse1 .cse2 .cse8))) [2018-10-26 22:06:06,177 INFO L425 ceAbstractionStarter]: For program point L381(lines 380 399) no Hoare annotation was computed. [2018-10-26 22:06:06,178 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 377 400) the Hoare annotation is: (let ((.cse27 (+ ~methaneLevelCritical~0 2)) (.cse6 (+ ~methAndRunningLastTime~0 1)) (.cse21 (+ ~methaneLevelCritical~0 1)) (.cse11 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse24 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse25 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse29 (+ |old(~pumpRunning~0)| 1)) (.cse20 (= |old(~waterLevel~0)| 1)) (.cse28 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse12 (< 0 .cse28)) (.cse16 (not .cse20)) (.cse17 (= 1 ~waterLevel~0)) (.cse14 (< ~systemActive~0 .cse29)) (.cse8 (or (< 2 .cse11) .cse24 .cse25 (< .cse29 ~systemActive~0))) (.cse9 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse13 (not (= ~waterLevel~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 0))) (.cse7 (<= .cse21 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2))) (.cse0 (<= .cse6 ~methaneLevelCritical~0)) (.cse18 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse22 (<= .cse6 ~pumpRunning~0)) (.cse23 (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0)) (.cse26 (< 2 .cse28)) (.cse15 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse10 (< .cse27 |old(~waterLevel~0)|)) (.cse19 (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2))) (and (let ((.cse2 (+ |old(~methAndRunningLastTime~0)| ~methaneLevelCritical~0))) (or (and (<= 0 (* 2 ~methAndRunningLastTime~0)) .cse0) .cse1 (< 1 .cse2) .cse3 .cse4 (< .cse2 1))) (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (and .cse5 (<= .cse6 ~systemActive~0) .cse7) .cse8 .cse9 .cse10) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse4) (or (or (< .cse11 2) .cse12) .cse13 .cse8 .cse10) (or (and (<= .cse6 ~waterLevel~0) (= ~pumpRunning~0 0)) .cse14 .cse8 .cse15 .cse9) (or .cse3 .cse4 .cse16 .cse17) (or (and (<= .cse18 2) (<= 2 .cse18)) .cse1 (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|) .cse4 .cse19 .cse12 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or .cse16 (and (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) .cse17) .cse14 .cse8 .cse15 .cse9) (or .cse13 .cse20 .cse3 .cse4) (or (or (< (+ |old(~methAndRunningLastTime~0)| |old(~pumpRunning~0)|) 1) .cse19) (< .cse21 |old(~waterLevel~0)|) (and (and .cse7 .cse22) .cse5 (<= ~pumpRunning~0 .cse6) .cse0) .cse23 .cse24 .cse25 .cse26) (or (and (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0)) (<= 3 .cse18) (<= ~waterLevel~0 .cse27) (<= ~pumpRunning~0 .cse21) .cse22) .cse23 .cse25 .cse26 .cse15 .cse10 .cse19 (< |old(~pumpRunning~0)| .cse21))))) [2018-10-26 22:06:06,178 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 377 400) no Hoare annotation was computed. [2018-10-26 22:06:06,178 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 377 400) no Hoare annotation was computed. [2018-10-26 22:06:06,178 INFO L421 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse4 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse9 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse10 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse11 (+ |old(~pumpRunning~0)| 1))) (let ((.cse3 (< (+ ~methaneLevelCritical~0 2) |old(~waterLevel~0)|)) (.cse6 (< ~systemActive~0 .cse11)) (.cse1 (or (< 2 .cse4) .cse9 .cse10 (< .cse11 ~systemActive~0))) (.cse7 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse8 (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse0 (+ ~methAndRunningLastTime~0 1)) (.cse5 (* 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 .cse3) (or (or (< .cse4 2) (< 0 .cse5)) (not (= ~waterLevel~0 1)) .cse1 .cse3) (or (and (<= .cse0 ~waterLevel~0) (= ~pumpRunning~0 0)) .cse6 .cse1 .cse7 .cse2) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse8 (= 1 ~waterLevel~0)) .cse6 .cse1 .cse7 .cse2) (or (and (and .cse8 (<= ~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) .cse9 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2) .cse10 (< (* 2 ~systemActive~0) 2) (< (+ |old(~methAndRunningLastTime~0)| 2) |old(~waterLevel~0)|) (< 2 .cse5))))) [2018-10-26 22:06:06,179 INFO L421 ceAbstractionStarter]: At program point L388(lines 388 394) the Hoare annotation is: (let ((.cse27 (+ |old(~pumpRunning~0)| |old(~waterLevel~0)|)) (.cse10 (< ~systemActive~0 ~methaneLevelCritical~0)) (.cse12 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse26 (+ ~methaneLevelCritical~0 1)) (.cse29 (* 2 |old(~pumpRunning~0)|)) (.cse30 (+ |old(~pumpRunning~0)| 1)) (.cse28 (= |old(~waterLevel~0)| 1)) (.cse24 (+ ~methAndRunningLastTime~0 1))) (let ((.cse6 (<= 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0))) (.cse0 (<= .cse24 ~methaneLevelCritical~0)) (.cse11 (< (+ ~methaneLevelCritical~0 |old(~waterLevel~0)|) 2)) (.cse19 (= 1 ~waterLevel~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~pumpRunning~0 0)) (.cse18 (not .cse28)) (.cse14 (< ~systemActive~0 .cse30)) (.cse23 (<= 0 (+ ~methaneLevelCritical~0 ~methAndRunningLastTime~0))) (.cse21 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse22 (< 0 .cse29)) (.cse2 (+ |old(~methAndRunningLastTime~0)| ~methaneLevelCritical~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 0))) (.cse7 (<= ~waterLevel~0 (+ ~methAndRunningLastTime~0 2))) (.cse15 (< .cse26 |old(~waterLevel~0)|)) (.cse16 (or (< 2 .cse27) .cse10 .cse12 (< .cse30 ~systemActive~0))) (.cse17 (< |old(~waterLevel~0)| ~systemActive~0)) (.cse9 (< (+ |old(~methAndRunningLastTime~0)| 1) ~systemActive~0)) (.cse13 (< 2 .cse29)) (.cse20 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse25 (+ ~methaneLevelCritical~0 2)) (.cse8 (< (+ |old(~methAndRunningLastTime~0)| |old(~waterLevel~0)|) 2))) (and (or (and (<= 0 (* 2 ~methAndRunningLastTime~0)) .cse0) .cse1 (< 1 .cse2) .cse3 .cse4 (< .cse2 1)) (or (and .cse5 (and .cse6 .cse7 (<= ~methAndRunningLastTime~0 ~pumpRunning~0))) (or (< (+ |old(~methAndRunningLastTime~0)| |old(~pumpRunning~0)|) 1) .cse8) .cse9 .cse10 .cse11 .cse12 (< (* 2 ~systemActive~0) 2) (< (+ |old(~methAndRunningLastTime~0)| 2) |old(~waterLevel~0)|) .cse13) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse4) (or (and .cse6 .cse0 .cse5) .cse14 .cse15 .cse11 .cse16 .cse17) (or .cse3 .cse4 .cse18 .cse19) (or .cse18 .cse19 .cse14 .cse16 .cse20 .cse17) (or (and (<= .cse21 2) (<= 2 .cse21)) .cse1 (< |old(~pumpRunning~0)| |old(~methAndRunningLastTime~0)|) .cse4 .cse8 .cse22 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and .cse23 (<= .cse24 ~systemActive~0) .cse5) (or .cse18 .cse14 .cse16 .cse20 .cse17)) (or (and .cse23 (<= 3 .cse21) (<= ~waterLevel~0 .cse25) (<= ~pumpRunning~0 .cse26) (<= .cse24 ~pumpRunning~0)) (or (< .cse27 2) .cse22) (< 0 .cse2) .cse16 .cse20) (or (not (= ~waterLevel~0 1)) .cse28 .cse3 .cse4) (or (and .cse7 (<= .cse26 ~waterLevel~0)) (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) .cse15 .cse16 .cse17)) (or (<= ~waterLevel~0 ~systemActive~0) .cse9 .cse12 .cse13 .cse20 (< .cse25 |old(~waterLevel~0)|) .cse8 (< |old(~pumpRunning~0)| .cse26))))) [2018-10-26 22:06:06,186 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 239 247) the Hoare annotation is: true [2018-10-26 22:06:06,186 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 239 247) no Hoare annotation was computed. [2018-10-26 22:06:06,187 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 239 247) no Hoare annotation was computed. [2018-10-26 22:06:06,187 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 203 214) the Hoare annotation is: (let ((.cse3 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< (+ ~methAndRunningLastTime~0 1) ~systemActive~0)) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (< 2 (* 2 ~pumpRunning~0))) (.cse0 (< (+ ~methAndRunningLastTime~0 |old(~waterLevel~0)|) 2)) (.cse1 (+ ~methaneLevelCritical~0 1))) (and (or (or (< (+ ~methAndRunningLastTime~0 ~pumpRunning~0) 1) .cse0) (< .cse1 |old(~waterLevel~0)|) .cse2 (and (<= .cse1 ~waterLevel~0) (<= .cse3 3)) (< ~systemActive~0 ~methaneLevelCritical~0) .cse4 .cse5) (let ((.cse6 (+ ~methaneLevelCritical~0 2))) (or (and (<= 3 .cse3) (<= ~waterLevel~0 .cse6)) .cse2 .cse4 .cse5 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1) (< .cse6 |old(~waterLevel~0)|) .cse0 (< ~pumpRunning~0 .cse1))))) [2018-10-26 22:06:06,190 INFO L425 ceAbstractionStarter]: For program point L207-1(lines 203 214) no Hoare annotation was computed. [2018-10-26 22:06:06,190 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 203 214) no Hoare annotation was computed. [2018-10-26 22:06:06,190 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:06:06,190 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)) [2018-10-26 22:06:06,190 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 22:06:06,190 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:06:06,190 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-10-26 22:06:06,190 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-10-26 22:06:06,190 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 425) no Hoare annotation was computed. [2018-10-26 22:06:06,190 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 409 433) the Hoare annotation is: (let ((.cse1 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse2 (< ~waterLevel~0 ~systemActive~0))) (and (let ((.cse0 (+ ~methAndRunningLastTime~0 1))) (or (and (<= ~pumpRunning~0 .cse0) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (or .cse1 .cse2) (< 1 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (< 2 (* 2 |old(~pumpRunning~0)|)) (< .cse0 |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)) .cse1 .cse2)))) [2018-10-26 22:06:06,191 INFO L421 ceAbstractionStarter]: At program point L415(line 415) 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)))) [2018-10-26 22:06:06,194 INFO L425 ceAbstractionStarter]: For program point L415-1(line 415) no Hoare annotation was computed. [2018-10-26 22:06:06,194 INFO L425 ceAbstractionStarter]: For program point L413(lines 413 430) no Hoare annotation was computed. [2018-10-26 22:06:06,194 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 409 433) no Hoare annotation was computed. [2018-10-26 22:06:06,194 INFO L421 ceAbstractionStarter]: At program point L428(line 428) 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 (and (<= ~pumpRunning~0 .cse3) (<= 2 (+ ~pumpRunning~0 ~waterLevel~0))) (or .cse1 .cse2) (< 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)))))) [2018-10-26 22:06:06,195 INFO L425 ceAbstractionStarter]: For program point L428-1(lines 409 433) no Hoare annotation was computed. [2018-10-26 22:06:06,195 INFO L421 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: (let ((.cse4 (+ |old(~pumpRunning~0)| 1))) (let ((.cse2 (+ ~methAndRunningLastTime~0 ~waterLevel~0)) (.cse3 (or (< 2 (+ |old(~pumpRunning~0)| ~waterLevel~0)) (< ~systemActive~0 ~methaneLevelCritical~0) (not (= ~methAndRunningLastTime~0 0)) (< .cse4 ~systemActive~0))) (.cse0 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse1 (< ~waterLevel~0 ~systemActive~0))) (and (or (or .cse0 .cse1) (< 1 .cse2) (< 2 (* 2 |old(~pumpRunning~0)|)) (< (+ ~methAndRunningLastTime~0 1) |old(~pumpRunning~0)|) (< (+ |old(~pumpRunning~0)| ~methaneLevelCritical~0) 1) (< |old(~pumpRunning~0)| (+ ~methaneLevelCritical~0 1))) (or .cse3 .cse0 (< .cse2 2)) (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= ~pumpRunning~0 0)) (< ~systemActive~0 .cse4) .cse3 .cse0 .cse1)))) [2018-10-26 22:06:06,195 INFO L421 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse4 (+ |old(~pumpRunning~0)| 1))) (let ((.cse0 (<= (+ ~systemActive~0 processEnvironment__wrappee__highWaterSensor_~tmp~3) 2)) (.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~3)) .cse0) .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (and (<= (+ ~methaneLevelCritical~0 1) ~waterLevel~0) (= ~pumpRunning~0 0) .cse0 (<= ~waterLevel~0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~3 1))) (< ~systemActive~0 .cse4) .cse1 .cse2 .cse3)))) [2018-10-26 22:06:06,195 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 215 226) no Hoare annotation was computed. [2018-10-26 22:06:06,197 INFO L425 ceAbstractionStarter]: For program point L219-1(lines 215 226) no Hoare annotation was computed. [2018-10-26 22:06:06,197 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 215 226) the Hoare annotation is: (let ((.cse7 (* 2 ~pumpRunning~0)) (.cse4 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse6 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse1 (+ ~methaneLevelCritical~0 1)) (.cse2 (or (< 2 (+ ~pumpRunning~0 |old(~waterLevel~0)|)) (< ~systemActive~0 ~methaneLevelCritical~0) .cse6 (< (+ ~pumpRunning~0 1) ~systemActive~0))) (.cse8 (< (+ ~methaneLevelCritical~0 ~systemActive~0) 1)) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse0 (<= .cse4 2)) (.cse11 (not (= ~systemActive~0 0))) (.cse3 (< (+ ~methAndRunningLastTime~0 |old(~waterLevel~0)|) 2)) (.cse10 (< 0 .cse7))) (and (or (and .cse0 (<= .cse1 ~waterLevel~0)) (< .cse1 |old(~waterLevel~0)|) .cse2 .cse3) (let ((.cse5 (+ ~methaneLevelCritical~0 2))) (or (and (<= 3 .cse4) (<= ~waterLevel~0 .cse5)) (< (+ ~methAndRunningLastTime~0 1) ~systemActive~0) .cse6 (< 2 .cse7) .cse8 (< .cse5 |old(~waterLevel~0)|) .cse3 (< ~pumpRunning~0 .cse1))) (or .cse2 .cse8 (= ~waterLevel~0 1) .cse9 .cse10) (or (not (= 0 ~pumpRunning~0)) .cse11 .cse9 (= 1 ~waterLevel~0)) (or (and .cse0 (<= 2 .cse4)) (not (= ~methaneLevelCritical~0 1)) (< ~pumpRunning~0 ~methAndRunningLastTime~0) .cse11 .cse3 .cse10 (< (+ ~pumpRunning~0 2) |old(~waterLevel~0)|))))) [2018-10-26 22:06:06,197 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 146 153) no Hoare annotation was computed. [2018-10-26 22:06:06,198 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 150) no Hoare annotation was computed. [2018-10-26 22:06:06,198 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 146 153) the Hoare annotation is: true [2018-10-26 22:06:06,198 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 146 153) no Hoare annotation was computed. [2018-10-26 22:06:06,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 10:06:06 BoogieIcfgContainer [2018-10-26 22:06:06,240 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 22:06:06,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:06:06,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:06:06,241 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:06:06,249 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:54:23" (3/4) ... [2018-10-26 22:06:06,258 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:06:06,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 22:06:06,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 22:06:06,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 22:06:06,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-10-26 22:06:06,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-10-26 22:06:06,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-10-26 22:06:06,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 22:06:06,264 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-10-26 22:06:06,264 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-10-26 22:06:06,264 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 22:06:06,264 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 22:06:06,264 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 22:06:06,264 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-26 22:06:06,264 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 22:06:06,264 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 22:06:06,265 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-10-26 22:06:06,265 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 22:06:06,265 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 22:06:06,289 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 142 nodes and edges [2018-10-26 22:06:06,290 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 22:06:06,290 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 22:06:06,323 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp___2 <= splverifierCounter + 2147483647 && 0 <= splverifierCounter + tmp___2 + 2147483648) && (((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && systemActive == 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0) || (((((((((1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && 0 <= 2 * methaneLevelCritical) && methAndRunningLastTime <= pumpRunning) && systemActive <= waterLevel) && methAndRunningLastTime + 1 <= systemActive) && pumpRunning + waterLevel <= 2) && systemActive + waterLevel <= 3) && methaneLevelCritical <= systemActive) && (((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && systemActive == 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || (((((pumpRunning + 1 <= waterLevel && 0 <= pumpRunning + tmp___2 + 2147483648) && tmp___2 <= systemActive + 2147483646) && splverifierCounter == 0) && 2 <= methaneLevelCritical + systemActive) && (((((((1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && 0 <= 2 * methaneLevelCritical) && methAndRunningLastTime <= pumpRunning) && systemActive <= waterLevel) && methAndRunningLastTime + 1 <= systemActive) && pumpRunning + waterLevel <= 2) && systemActive + waterLevel <= 3) && methaneLevelCritical <= systemActive)) || ((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0)) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || !(\old(methaneLevelCritical) == 0) [2018-10-26 22:06:06,323 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 < \old(pumpRunning) + \old(waterLevel) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || !(\old(methaneLevelCritical) == 0) [2018-10-26 22:06:06,386 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ed5fde77-c647-4334-8720-f6d7461b9af0/bin-2019/utaipan/witness.graphml [2018-10-26 22:06:06,386 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:06:06,387 INFO L168 Benchmark]: Toolchain (without parser) took 704931.34 ms. Allocated memory was 1.0 GB in the beginning and 5.6 GB in the end (delta: 4.5 GB). Free memory was 958.5 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2018-10-26 22:06:06,387 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:06:06,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.70 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 933.0 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:06:06,390 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 933.0 MB in the beginning and 1.1 GB in the end (delta: -192.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:06:06,390 INFO L168 Benchmark]: Boogie Preprocessor took 57.79 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-10-26 22:06:06,391 INFO L168 Benchmark]: RCFGBuilder took 1361.30 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: 89.2 MB). Peak memory consumption was 89.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:06:06,391 INFO L168 Benchmark]: TraceAbstraction took 702832.55 ms. Allocated memory was 1.2 GB in the beginning and 5.6 GB in the end (delta: 4.4 GB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 4.8 GB. Max. memory is 11.5 GB. [2018-10-26 22:06:06,391 INFO L168 Benchmark]: Witness Printer took 145.41 ms. Allocated memory is still 5.6 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-10-26 22:06:06,393 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 408.70 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 933.0 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 121.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 933.0 MB in the beginning and 1.1 GB in the end (delta: -192.1 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.79 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1361.30 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: 89.2 MB). Peak memory consumption was 89.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 702832.55 ms. Allocated memory was 1.2 GB in the beginning and 5.6 GB in the end (delta: 4.4 GB). Free memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 4.8 GB. Max. memory is 11.5 GB. * Witness Printer took 145.41 ms. Allocated memory is still 5.6 GB. Free memory was 2.3 GB in the beginning and 2.3 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: 150]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: (((1 < \old(pumpRunning) + \old(waterLevel) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: (((((((((tmp___2 <= splverifierCounter + 2147483647 && 0 <= splverifierCounter + tmp___2 + 2147483648) && (((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && systemActive == 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0) || (((((((((1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && 0 <= 2 * methaneLevelCritical) && methAndRunningLastTime <= pumpRunning) && systemActive <= waterLevel) && methAndRunningLastTime + 1 <= systemActive) && pumpRunning + waterLevel <= 2) && systemActive + waterLevel <= 3) && methaneLevelCritical <= systemActive) && (((((((pumpRunning + 1 <= waterLevel && waterLevel <= pumpRunning + 1) && systemActive == 1) && 0 <= methaneLevelCritical + methAndRunningLastTime) && 2 * methaneLevelCritical <= 0) && pumpRunning <= methaneLevelCritical + 1) && 0 <= 2 * pumpRunning) && methAndRunningLastTime <= splverifierCounter) && splverifierCounter == 0)) || 1 < \old(pumpRunning) + \old(waterLevel)) || (((((pumpRunning + 1 <= waterLevel && 0 <= pumpRunning + tmp___2 + 2147483648) && tmp___2 <= systemActive + 2147483646) && splverifierCounter == 0) && 2 <= methaneLevelCritical + systemActive) && (((((((1 <= methAndRunningLastTime + waterLevel && waterLevel <= methAndRunningLastTime + 2) && 0 <= 2 * methaneLevelCritical) && methAndRunningLastTime <= pumpRunning) && systemActive <= waterLevel) && methAndRunningLastTime + 1 <= systemActive) && pumpRunning + waterLevel <= 2) && systemActive + waterLevel <= 3) && methaneLevelCritical <= systemActive)) || ((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0)) || !(\old(methAndRunningLastTime) == 0) || \old(pumpRunning) < \old(methAndRunningLastTime)) || \old(methaneLevelCritical) + \old(systemActive) < 1) || \old(waterLevel) < \old(systemActive)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 176 locations, 1 error locations. SAFE Result, 702.7s OverallTime, 12 OverallIterations, 6 TraceHistogramMax, 307.1s AutomataDifference, 0.0s DeadEndRemovalTime, 74.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 3016 SDtfs, 4948 SDslu, 20900 SDs, 0 SdLazy, 23226 SolverSat, 2368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 174.3s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 823 GetRequests, 412 SyntacticMatches, 3 SemanticMatches, 408 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17123 ImplicationChecksByTransitivity, 32.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2880occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 242.8s AbstIntTime, 3 AbstIntIterations, 3 AbstIntStrong, 0.9940821230978987 AbsIntWeakeningRatio, 0.8186813186813187 AbsIntAvgWeakeningVarsNumRemoved, 6242.186813186813 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 12 MinimizatonAttempts, 483 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 4929 PreInvPairs, 5110 NumberOfFragments, 6404 HoareAnnotationTreeSize, 4929 FomulaSimplifications, 426035 FormulaSimplificationTreeSizeReduction, 15.0s HoareSimplificationTime, 73 FomulaSimplificationsInter, 1216891 FormulaSimplificationTreeSizeReductionInter, 59.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1314 NumberOfCodeBlocks, 1314 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1302 ConstructedInterpolants, 0 QuantifiedInterpolants, 236566 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 260/274 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...