./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/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 37cb317c3bc7664ed231fa78380e175cc6a4d8af ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:29:03,105 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:29:03,106 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:29:03,114 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:29:03,114 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:29:03,115 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:29:03,115 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:29:03,116 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:29:03,118 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:29:03,118 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:29:03,119 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:29:03,119 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:29:03,119 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:29:03,120 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:29:03,121 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:29:03,121 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:29:03,121 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:29:03,123 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:29:03,124 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:29:03,125 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:29:03,126 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:29:03,126 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:29:03,128 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:29:03,128 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:29:03,128 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:29:03,129 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:29:03,129 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:29:03,130 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:29:03,130 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:29:03,130 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:29:03,131 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:29:03,131 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:29:03,131 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:29:03,131 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:29:03,131 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:29:03,132 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:29:03,132 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 13:29:03,140 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:29:03,140 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:29:03,141 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:29:03,141 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 13:29:03,141 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 13:29:03,141 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 13:29:03,141 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 13:29:03,142 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 13:29:03,142 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 13:29:03,142 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 13:29:03,142 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 13:29:03,142 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 13:29:03,142 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 13:29:03,143 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:29:03,143 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:29:03,143 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:29:03,143 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:29:03,143 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:29:03,144 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:29:03,144 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:29:03,144 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:29:03,144 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:29:03,144 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:29:03,144 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:29:03,144 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:29:03,145 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:29:03,145 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:29:03,145 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:29:03,145 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:29:03,145 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:29:03,145 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:29:03,146 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:29:03,146 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:29:03,146 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 13:29:03,146 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:29:03,146 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:29:03,146 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 13:29:03,146 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_9c9364b1-7d76-4640-80c5-eedb76b444b6/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 -> 37cb317c3bc7664ed231fa78380e175cc6a4d8af [2018-11-18 13:29:03,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:29:03,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:29:03,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:29:03,182 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:29:03,182 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:29:03,183 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product45_true-unreach-call_false-termination.cil.c [2018-11-18 13:29:03,225 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/data/cf95efd04/7f369c493240400c9d8fc215f477a05f/FLAG8ba947bf3 [2018-11-18 13:29:03,639 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:29:03,640 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/sv-benchmarks/c/product-lines/minepump_spec5_product45_true-unreach-call_false-termination.cil.c [2018-11-18 13:29:03,647 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/data/cf95efd04/7f369c493240400c9d8fc215f477a05f/FLAG8ba947bf3 [2018-11-18 13:29:03,655 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/data/cf95efd04/7f369c493240400c9d8fc215f477a05f [2018-11-18 13:29:03,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:29:03,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:29:03,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:29:03,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:29:03,661 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:29:03,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:29:03" (1/1) ... [2018-11-18 13:29:03,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b86b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:03, skipping insertion in model container [2018-11-18 13:29:03,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:29:03" (1/1) ... [2018-11-18 13:29:03,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:29:03,700 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:29:03,885 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:29:03,893 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:29:03,991 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:29:04,010 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:29:04,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04 WrapperNode [2018-11-18 13:29:04,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:29:04,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:29:04,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:29:04,011 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:29:04,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... [2018-11-18 13:29:04,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... [2018-11-18 13:29:04,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:29:04,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:29:04,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:29:04,033 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:29:04,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... [2018-11-18 13:29:04,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... [2018-11-18 13:29:04,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... [2018-11-18 13:29:04,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... [2018-11-18 13:29:04,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... [2018-11-18 13:29:04,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... [2018-11-18 13:29:04,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... [2018-11-18 13:29:04,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:29:04,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:29:04,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:29:04,057 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:29:04,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:29:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 13:29:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 13:29:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:29:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:29:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:29:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 13:29:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 13:29:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 13:29:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 13:29:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 13:29:04,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 13:29:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 13:29:04,099 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 13:29:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 13:29:04,099 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 13:29:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 13:29:04,099 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 13:29:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 13:29:04,100 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 13:29:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 13:29:04,100 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 13:29:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 13:29:04,100 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 13:29:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 13:29:04,100 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 13:29:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 13:29:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 13:29:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 13:29:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 13:29:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 13:29:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 13:29:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 13:29:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 13:29:04,101 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 13:29:04,101 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 13:29:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 13:29:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 13:29:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 13:29:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 13:29:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 13:29:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 13:29:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 13:29:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 13:29:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 13:29:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 13:29:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 13:29:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 13:29:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 13:29:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 13:29:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 13:29:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 13:29:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-18 13:29:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-18 13:29:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:29:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:29:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 13:29:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 13:29:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 13:29:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 13:29:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:29:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:29:04,528 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:29:04,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:29:04 BoogieIcfgContainer [2018-11-18 13:29:04,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:29:04,530 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:29:04,530 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:29:04,532 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:29:04,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:29:03" (1/3) ... [2018-11-18 13:29:04,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ec7225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:29:04, skipping insertion in model container [2018-11-18 13:29:04,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:29:04" (2/3) ... [2018-11-18 13:29:04,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ec7225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:29:04, skipping insertion in model container [2018-11-18 13:29:04,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:29:04" (3/3) ... [2018-11-18 13:29:04,534 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45_true-unreach-call_false-termination.cil.c [2018-11-18 13:29:04,540 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:29:04,545 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:29:04,554 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:29:04,576 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:29:04,576 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:29:04,576 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:29:04,576 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:29:04,577 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:29:04,577 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:29:04,577 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:29:04,577 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:29:04,591 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2018-11-18 13:29:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 13:29:04,598 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:04,598 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] [2018-11-18 13:29:04,600 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:04,605 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:04,605 INFO L82 PathProgramCache]: Analyzing trace with hash -694141603, now seen corresponding path program 1 times [2018-11-18 13:29:04,607 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:04,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:04,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:04,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:04,639 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:04,796 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:29:04,797 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:04,797 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 13:29:04,797 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:04,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 13:29:04,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 13:29:04,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:29:04,812 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 2 states. [2018-11-18 13:29:04,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:04,841 INFO L93 Difference]: Finished difference Result 286 states and 353 transitions. [2018-11-18 13:29:04,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 13:29:04,842 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 13:29:04,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:04,851 INFO L225 Difference]: With dead ends: 286 [2018-11-18 13:29:04,851 INFO L226 Difference]: Without dead ends: 145 [2018-11-18 13:29:04,854 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:29:04,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-11-18 13:29:04,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-11-18 13:29:04,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-11-18 13:29:04,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 170 transitions. [2018-11-18 13:29:04,892 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 170 transitions. Word has length 59 [2018-11-18 13:29:04,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:04,893 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 170 transitions. [2018-11-18 13:29:04,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 13:29:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 170 transitions. [2018-11-18 13:29:04,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 13:29:04,895 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:04,896 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] [2018-11-18 13:29:04,896 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:04,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:04,896 INFO L82 PathProgramCache]: Analyzing trace with hash 1768877527, now seen corresponding path program 1 times [2018-11-18 13:29:04,896 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:04,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:04,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:04,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:04,897 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:29:04,976 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:04,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:29:04,976 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:04,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:29:04,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:29:04,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:29:04,978 INFO L87 Difference]: Start difference. First operand 145 states and 170 transitions. Second operand 3 states. [2018-11-18 13:29:04,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:04,997 INFO L93 Difference]: Finished difference Result 233 states and 273 transitions. [2018-11-18 13:29:04,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:29:04,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 13:29:04,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:04,999 INFO L225 Difference]: With dead ends: 233 [2018-11-18 13:29:04,999 INFO L226 Difference]: Without dead ends: 135 [2018-11-18 13:29:05,001 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:29:05,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-11-18 13:29:05,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-11-18 13:29:05,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-11-18 13:29:05,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 157 transitions. [2018-11-18 13:29:05,010 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 157 transitions. Word has length 61 [2018-11-18 13:29:05,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:05,010 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 157 transitions. [2018-11-18 13:29:05,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:29:05,010 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 157 transitions. [2018-11-18 13:29:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 13:29:05,011 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:05,011 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] [2018-11-18 13:29:05,011 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:05,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:05,012 INFO L82 PathProgramCache]: Analyzing trace with hash -164274145, now seen corresponding path program 1 times [2018-11-18 13:29:05,012 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:05,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:05,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:05,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:05,013 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:29:05,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:05,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:29:05,152 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:05,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:29:05,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:29:05,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:29:05,153 INFO L87 Difference]: Start difference. First operand 135 states and 157 transitions. Second operand 7 states. [2018-11-18 13:29:05,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:05,399 INFO L93 Difference]: Finished difference Result 242 states and 287 transitions. [2018-11-18 13:29:05,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:29:05,399 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-18 13:29:05,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:05,401 INFO L225 Difference]: With dead ends: 242 [2018-11-18 13:29:05,401 INFO L226 Difference]: Without dead ends: 135 [2018-11-18 13:29:05,401 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:29:05,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-11-18 13:29:05,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2018-11-18 13:29:05,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-11-18 13:29:05,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 156 transitions. [2018-11-18 13:29:05,411 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 156 transitions. Word has length 65 [2018-11-18 13:29:05,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:05,413 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 156 transitions. [2018-11-18 13:29:05,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:29:05,413 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 156 transitions. [2018-11-18 13:29:05,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 13:29:05,415 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:05,416 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] [2018-11-18 13:29:05,416 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:05,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:05,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1757687344, now seen corresponding path program 1 times [2018-11-18 13:29:05,416 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:05,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:05,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:05,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:05,418 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:29:05,519 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:05,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:29:05,519 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:05,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:29:05,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:29:05,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:29:05,520 INFO L87 Difference]: Start difference. First operand 135 states and 156 transitions. Second operand 5 states. [2018-11-18 13:29:05,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:05,912 INFO L93 Difference]: Finished difference Result 355 states and 426 transitions. [2018-11-18 13:29:05,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:29:05,912 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-11-18 13:29:05,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:05,914 INFO L225 Difference]: With dead ends: 355 [2018-11-18 13:29:05,914 INFO L226 Difference]: Without dead ends: 248 [2018-11-18 13:29:05,915 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:29:05,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2018-11-18 13:29:05,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 229. [2018-11-18 13:29:05,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2018-11-18 13:29:05,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 261 transitions. [2018-11-18 13:29:05,937 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 261 transitions. Word has length 78 [2018-11-18 13:29:05,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:05,938 INFO L480 AbstractCegarLoop]: Abstraction has 229 states and 261 transitions. [2018-11-18 13:29:05,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:29:05,938 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 261 transitions. [2018-11-18 13:29:05,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 13:29:05,940 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:05,940 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] [2018-11-18 13:29:05,941 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:05,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:05,941 INFO L82 PathProgramCache]: Analyzing trace with hash -103731604, now seen corresponding path program 1 times [2018-11-18 13:29:05,941 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:05,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:05,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:05,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:05,942 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:06,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 13:29:06,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:06,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:29:06,024 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:06,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:29:06,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:29:06,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:29:06,025 INFO L87 Difference]: Start difference. First operand 229 states and 261 transitions. Second operand 7 states. [2018-11-18 13:29:06,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:06,404 INFO L93 Difference]: Finished difference Result 448 states and 526 transitions. [2018-11-18 13:29:06,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 13:29:06,405 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2018-11-18 13:29:06,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:06,406 INFO L225 Difference]: With dead ends: 448 [2018-11-18 13:29:06,406 INFO L226 Difference]: Without dead ends: 247 [2018-11-18 13:29:06,407 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 13:29:06,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-11-18 13:29:06,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 228. [2018-11-18 13:29:06,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2018-11-18 13:29:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 258 transitions. [2018-11-18 13:29:06,422 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 258 transitions. Word has length 92 [2018-11-18 13:29:06,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:06,423 INFO L480 AbstractCegarLoop]: Abstraction has 228 states and 258 transitions. [2018-11-18 13:29:06,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:29:06,423 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 258 transitions. [2018-11-18 13:29:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 13:29:06,424 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:06,424 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:29:06,424 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:06,424 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:06,427 INFO L82 PathProgramCache]: Analyzing trace with hash -2050805553, now seen corresponding path program 1 times [2018-11-18 13:29:06,427 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:06,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:06,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:06,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:06,428 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:06,503 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:29:06,504 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:06,504 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:29:06,504 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:06,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:29:06,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:29:06,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:29:06,505 INFO L87 Difference]: Start difference. First operand 228 states and 258 transitions. Second operand 6 states. [2018-11-18 13:29:06,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:06,562 INFO L93 Difference]: Finished difference Result 435 states and 504 transitions. [2018-11-18 13:29:06,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:29:06,563 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2018-11-18 13:29:06,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:06,565 INFO L225 Difference]: With dead ends: 435 [2018-11-18 13:29:06,565 INFO L226 Difference]: Without dead ends: 235 [2018-11-18 13:29:06,566 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:29:06,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2018-11-18 13:29:06,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 233. [2018-11-18 13:29:06,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2018-11-18 13:29:06,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 263 transitions. [2018-11-18 13:29:06,580 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 263 transitions. Word has length 108 [2018-11-18 13:29:06,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:06,580 INFO L480 AbstractCegarLoop]: Abstraction has 233 states and 263 transitions. [2018-11-18 13:29:06,581 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:29:06,581 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 263 transitions. [2018-11-18 13:29:06,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 13:29:06,582 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:06,582 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:29:06,582 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:06,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:06,582 INFO L82 PathProgramCache]: Analyzing trace with hash -122532851, now seen corresponding path program 1 times [2018-11-18 13:29:06,582 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:06,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:06,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:06,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:06,583 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:29:06,682 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:06,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 13:29:06,682 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:06,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 13:29:06,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 13:29:06,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:29:06,684 INFO L87 Difference]: Start difference. First operand 233 states and 263 transitions. Second operand 8 states. [2018-11-18 13:29:06,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:06,713 INFO L93 Difference]: Finished difference Result 445 states and 515 transitions. [2018-11-18 13:29:06,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:29:06,713 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2018-11-18 13:29:06,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:06,715 INFO L225 Difference]: With dead ends: 445 [2018-11-18 13:29:06,715 INFO L226 Difference]: Without dead ends: 240 [2018-11-18 13:29:06,716 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:29:06,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-11-18 13:29:06,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 237. [2018-11-18 13:29:06,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2018-11-18 13:29:06,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 267 transitions. [2018-11-18 13:29:06,727 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 267 transitions. Word has length 108 [2018-11-18 13:29:06,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:06,728 INFO L480 AbstractCegarLoop]: Abstraction has 237 states and 267 transitions. [2018-11-18 13:29:06,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 13:29:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 267 transitions. [2018-11-18 13:29:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 13:29:06,729 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:06,729 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:29:06,729 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:06,729 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:06,729 INFO L82 PathProgramCache]: Analyzing trace with hash -363072980, now seen corresponding path program 1 times [2018-11-18 13:29:06,729 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:06,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:06,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:06,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:06,730 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:06,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:29:06,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:06,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 13:29:06,838 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:06,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 13:29:06,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 13:29:06,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:29:06,839 INFO L87 Difference]: Start difference. First operand 237 states and 267 transitions. Second operand 4 states. [2018-11-18 13:29:07,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:07,018 INFO L93 Difference]: Finished difference Result 674 states and 797 transitions. [2018-11-18 13:29:07,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 13:29:07,019 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2018-11-18 13:29:07,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:07,021 INFO L225 Difference]: With dead ends: 674 [2018-11-18 13:29:07,021 INFO L226 Difference]: Without dead ends: 465 [2018-11-18 13:29:07,021 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:29:07,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2018-11-18 13:29:07,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 456. [2018-11-18 13:29:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2018-11-18 13:29:07,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 529 transitions. [2018-11-18 13:29:07,042 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 529 transitions. Word has length 108 [2018-11-18 13:29:07,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:07,043 INFO L480 AbstractCegarLoop]: Abstraction has 456 states and 529 transitions. [2018-11-18 13:29:07,043 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 13:29:07,043 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 529 transitions. [2018-11-18 13:29:07,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 13:29:07,044 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:07,044 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] [2018-11-18 13:29:07,044 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:07,045 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:07,045 INFO L82 PathProgramCache]: Analyzing trace with hash -22338382, now seen corresponding path program 1 times [2018-11-18 13:29:07,045 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:07,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:07,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:07,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:07,046 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:07,158 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:29:07,158 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:07,158 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 13:29:07,159 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:07,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:29:07,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:29:07,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:29:07,159 INFO L87 Difference]: Start difference. First operand 456 states and 529 transitions. Second operand 9 states. [2018-11-18 13:29:07,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:07,730 INFO L93 Difference]: Finished difference Result 1197 states and 1453 transitions. [2018-11-18 13:29:07,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 13:29:07,732 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2018-11-18 13:29:07,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:07,735 INFO L225 Difference]: With dead ends: 1197 [2018-11-18 13:29:07,735 INFO L226 Difference]: Without dead ends: 838 [2018-11-18 13:29:07,736 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 13:29:07,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2018-11-18 13:29:07,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 765. [2018-11-18 13:29:07,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 765 states. [2018-11-18 13:29:07,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 765 states and 877 transitions. [2018-11-18 13:29:07,765 INFO L78 Accepts]: Start accepts. Automaton has 765 states and 877 transitions. Word has length 112 [2018-11-18 13:29:07,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:07,765 INFO L480 AbstractCegarLoop]: Abstraction has 765 states and 877 transitions. [2018-11-18 13:29:07,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:29:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 877 transitions. [2018-11-18 13:29:07,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:29:07,767 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:07,768 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, 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] [2018-11-18 13:29:07,768 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:07,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:07,768 INFO L82 PathProgramCache]: Analyzing trace with hash -656551432, now seen corresponding path program 1 times [2018-11-18 13:29:07,768 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:07,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:07,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:07,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:07,769 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:07,876 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 13:29:07,876 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:29:07,877 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:29:07,877 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 173 with the following transitions: [2018-11-18 13:29:07,878 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [67], [68], [69], [73], [75], [76], [79], [82], [84], [90], [94], [97], [98], [102], [103], [104], [105], [109], [115], [119], [123], [126], [129], [131], [137], [139], [142], [157], [158], [159], [160], [161], [163], [168], [171], [172], [174], [179], [181], [182], [183], [184], [222], [225], [229], [235], [236], [237], [240], [244], [245], [251], [255], [256], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [270], [271], [272], [273], [274], [275], [277], [278], [279], [280], [283], [284], [285], [286], [287], [289], [290], [291], [292], [295], [296], [297], [298], [299], [300], [303], [304], [307], [308], [309], [310], [311], [312], [317], [318], [319], [320], [321], [322], [323], [324], [325], [326], [327] [2018-11-18 13:29:07,906 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:29:07,907 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:29:09,059 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:29:09,060 INFO L272 AbstractInterpreter]: Visited 132 different actions 626 times. Merged at 16 different actions 44 times. Never widened. Performed 20402 root evaluator evaluations with a maximum evaluation depth of 3. Performed 20402 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 134 variables. [2018-11-18 13:29:09,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:09,073 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:29:09,073 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:29:09,073 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:29:09,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:09,081 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:29:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:09,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:29:09,331 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:29:09,331 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:29:09,591 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 13:29:09,608 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:29:09,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-11-18 13:29:09,608 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:29:09,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 13:29:09,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 13:29:09,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-11-18 13:29:09,609 INFO L87 Difference]: Start difference. First operand 765 states and 877 transitions. Second operand 16 states. [2018-11-18 13:29:10,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:10,518 INFO L93 Difference]: Finished difference Result 1707 states and 2038 transitions. [2018-11-18 13:29:10,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-18 13:29:10,519 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 172 [2018-11-18 13:29:10,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:10,523 INFO L225 Difference]: With dead ends: 1707 [2018-11-18 13:29:10,524 INFO L226 Difference]: Without dead ends: 1037 [2018-11-18 13:29:10,526 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 336 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=188, Invalid=934, Unknown=0, NotChecked=0, Total=1122 [2018-11-18 13:29:10,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1037 states. [2018-11-18 13:29:10,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1037 to 916. [2018-11-18 13:29:10,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 916 states. [2018-11-18 13:29:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1062 transitions. [2018-11-18 13:29:10,563 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1062 transitions. Word has length 172 [2018-11-18 13:29:10,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:10,564 INFO L480 AbstractCegarLoop]: Abstraction has 916 states and 1062 transitions. [2018-11-18 13:29:10,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 13:29:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1062 transitions. [2018-11-18 13:29:10,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-18 13:29:10,567 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:10,568 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-18 13:29:10,568 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:10,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:10,568 INFO L82 PathProgramCache]: Analyzing trace with hash 1339150051, now seen corresponding path program 1 times [2018-11-18 13:29:10,568 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:10,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:10,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:10,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:10,569 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:10,705 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 79 proven. 7 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2018-11-18 13:29:10,705 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:29:10,705 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:29:10,705 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 304 with the following transitions: [2018-11-18 13:29:10,706 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [67], [68], [69], [73], [75], [76], [77], [78], [79], [82], [84], [87], [90], [94], [97], [98], [102], [103], [104], [105], [109], [115], [119], [123], [126], [129], [131], [137], [139], [142], [157], [158], [159], [160], [161], [163], [168], [171], [172], [174], [179], [181], [182], [183], [184], [222], [225], [229], [235], [236], [237], [240], [244], [245], [251], [255], [256], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [270], [271], [272], [273], [274], [275], [277], [278], [279], [280], [283], [284], [285], [286], [287], [289], [290], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [303], [304], [307], [308], [309], [310], [311], [312], [317], [318], [319], [320], [321], [322], [323], [324], [325], [326], [327] [2018-11-18 13:29:10,709 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:29:10,709 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:29:11,544 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:29:11,544 INFO L272 AbstractInterpreter]: Visited 133 different actions 629 times. Merged at 16 different actions 44 times. Never widened. Performed 20663 root evaluator evaluations with a maximum evaluation depth of 3. Performed 20663 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 134 variables. [2018-11-18 13:29:11,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:11,553 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:29:11,553 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:29:11,553 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:29:11,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:11,561 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:29:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:11,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:29:11,817 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 230 proven. 5 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 13:29:11,817 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:29:12,330 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 78 proven. 31 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-18 13:29:12,346 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:29:12,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-11-18 13:29:12,346 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:29:12,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 13:29:12,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 13:29:12,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-11-18 13:29:12,348 INFO L87 Difference]: Start difference. First operand 916 states and 1062 transitions. Second operand 19 states. [2018-11-18 13:29:15,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:15,877 INFO L93 Difference]: Finished difference Result 3356 states and 4661 transitions. [2018-11-18 13:29:15,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-11-18 13:29:15,878 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 303 [2018-11-18 13:29:15,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:15,887 INFO L225 Difference]: With dead ends: 3356 [2018-11-18 13:29:15,887 INFO L226 Difference]: Without dead ends: 2477 [2018-11-18 13:29:15,891 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 680 GetRequests, 598 SyntacticMatches, 9 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1311 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=880, Invalid=4670, Unknown=0, NotChecked=0, Total=5550 [2018-11-18 13:29:15,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2477 states. [2018-11-18 13:29:15,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2477 to 1727. [2018-11-18 13:29:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1727 states. [2018-11-18 13:29:15,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 1938 transitions. [2018-11-18 13:29:15,998 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 1938 transitions. Word has length 303 [2018-11-18 13:29:15,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:15,998 INFO L480 AbstractCegarLoop]: Abstraction has 1727 states and 1938 transitions. [2018-11-18 13:29:15,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 13:29:15,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 1938 transitions. [2018-11-18 13:29:16,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 13:29:16,004 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:16,005 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-18 13:29:16,005 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:16,005 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:16,005 INFO L82 PathProgramCache]: Analyzing trace with hash -572666205, now seen corresponding path program 1 times [2018-11-18 13:29:16,005 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:16,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:16,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:16,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:16,006 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 98 proven. 55 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-18 13:29:16,155 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:29:16,155 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:29:16,155 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 324 with the following transitions: [2018-11-18 13:29:16,155 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [27], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [67], [68], [69], [73], [75], [76], [77], [78], [79], [82], [84], [87], [90], [94], [97], [98], [102], [103], [104], [105], [109], [115], [119], [123], [126], [129], [131], [134], [137], [139], [142], [157], [158], [159], [160], [161], [163], [168], [171], [172], [174], [179], [181], [182], [183], [184], [189], [191], [222], [225], [229], [235], [236], [237], [240], [244], [245], [251], [255], [256], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [270], [271], [272], [273], [274], [275], [277], [278], [279], [280], [283], [284], [285], [286], [287], [289], [290], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [303], [304], [307], [308], [309], [310], [311], [312], [317], [318], [319], [320], [321], [322], [323], [324], [325], [326], [327] [2018-11-18 13:29:16,158 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:29:16,158 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:29:18,536 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:29:18,536 INFO L272 AbstractInterpreter]: Visited 143 different actions 1545 times. Merged at 24 different actions 167 times. Never widened. Performed 60194 root evaluator evaluations with a maximum evaluation depth of 3. Performed 60194 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 44 fixpoints after 6 different actions. Largest state had 134 variables. [2018-11-18 13:29:18,545 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:18,545 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:29:18,545 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:29:18,545 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:29:18,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:18,551 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:29:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:18,644 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:29:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 269 proven. 16 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 13:29:18,769 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:29:19,229 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 98 proven. 55 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-18 13:29:19,245 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:29:19,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-11-18 13:29:19,245 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:29:19,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-18 13:29:19,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-18 13:29:19,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-11-18 13:29:19,247 INFO L87 Difference]: Start difference. First operand 1727 states and 1938 transitions. Second operand 20 states. [2018-11-18 13:29:20,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:20,076 INFO L93 Difference]: Finished difference Result 3267 states and 3684 transitions. [2018-11-18 13:29:20,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 13:29:20,076 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 323 [2018-11-18 13:29:20,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:20,082 INFO L225 Difference]: With dead ends: 3267 [2018-11-18 13:29:20,082 INFO L226 Difference]: Without dead ends: 1731 [2018-11-18 13:29:20,086 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 679 GetRequests, 641 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-11-18 13:29:20,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1731 states. [2018-11-18 13:29:20,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1731 to 1727. [2018-11-18 13:29:20,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1727 states. [2018-11-18 13:29:20,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 1933 transitions. [2018-11-18 13:29:20,182 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 1933 transitions. Word has length 323 [2018-11-18 13:29:20,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:20,183 INFO L480 AbstractCegarLoop]: Abstraction has 1727 states and 1933 transitions. [2018-11-18 13:29:20,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-18 13:29:20,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 1933 transitions. [2018-11-18 13:29:20,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 13:29:20,189 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:20,189 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-18 13:29:20,189 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:20,189 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:20,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1363392630, now seen corresponding path program 1 times [2018-11-18 13:29:20,190 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:20,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:20,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:20,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:20,190 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:20,369 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-11-18 13:29:20,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:20,370 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-11-18 13:29:20,370 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:20,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 13:29:20,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 13:29:20,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-11-18 13:29:20,370 INFO L87 Difference]: Start difference. First operand 1727 states and 1933 transitions. Second operand 13 states. [2018-11-18 13:29:21,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:21,050 INFO L93 Difference]: Finished difference Result 3162 states and 3565 transitions. [2018-11-18 13:29:21,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 13:29:21,051 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 324 [2018-11-18 13:29:21,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:21,055 INFO L225 Difference]: With dead ends: 3162 [2018-11-18 13:29:21,055 INFO L226 Difference]: Without dead ends: 1626 [2018-11-18 13:29:21,058 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2018-11-18 13:29:21,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1626 states. [2018-11-18 13:29:21,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1626 to 1597. [2018-11-18 13:29:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1597 states. [2018-11-18 13:29:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1597 states and 1779 transitions. [2018-11-18 13:29:21,110 INFO L78 Accepts]: Start accepts. Automaton has 1597 states and 1779 transitions. Word has length 324 [2018-11-18 13:29:21,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:21,111 INFO L480 AbstractCegarLoop]: Abstraction has 1597 states and 1779 transitions. [2018-11-18 13:29:21,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 13:29:21,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 1779 transitions. [2018-11-18 13:29:21,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-18 13:29:21,115 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:21,115 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-18 13:29:21,115 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:21,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:21,115 INFO L82 PathProgramCache]: Analyzing trace with hash -537702704, now seen corresponding path program 1 times [2018-11-18 13:29:21,115 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:21,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:21,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:21,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:21,116 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:21,277 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 95 proven. 46 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-18 13:29:21,277 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:29:21,277 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:29:21,277 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 329 with the following transitions: [2018-11-18 13:29:21,277 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [24], [27], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [67], [68], [69], [73], [75], [76], [77], [78], [79], [82], [84], [87], [90], [94], [97], [98], [102], [103], [104], [105], [109], [115], [119], [123], [126], [129], [131], [134], [137], [139], [142], [157], [158], [159], [160], [161], [163], [168], [171], [172], [174], [179], [181], [182], [183], [184], [187], [189], [191], [222], [225], [229], [235], [236], [237], [240], [244], [245], [251], [255], [256], [259], [260], [261], [262], [263], [264], [265], [267], [268], [269], [270], [271], [272], [273], [274], [275], [277], [278], [279], [280], [283], [284], [285], [286], [287], [289], [290], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [303], [304], [307], [308], [309], [310], [311], [312], [317], [318], [319], [320], [321], [322], [323], [324], [325], [326], [327] [2018-11-18 13:29:21,279 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:29:21,280 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:29:23,261 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:29:23,262 INFO L272 AbstractInterpreter]: Visited 145 different actions 1570 times. Merged at 27 different actions 189 times. Never widened. Performed 59863 root evaluator evaluations with a maximum evaluation depth of 3. Performed 59863 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 63 fixpoints after 7 different actions. Largest state had 134 variables. [2018-11-18 13:29:23,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:23,263 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:29:23,263 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:29:23,263 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:29:23,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:23,269 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:29:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:23,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:29:23,440 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 197 proven. 17 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 13:29:23,440 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:29:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 98 proven. 28 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-18 13:29:23,832 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:29:23,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-11-18 13:29:23,832 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:29:23,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 13:29:23,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 13:29:23,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-11-18 13:29:23,833 INFO L87 Difference]: Start difference. First operand 1597 states and 1779 transitions. Second operand 14 states. [2018-11-18 13:29:25,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:25,050 INFO L93 Difference]: Finished difference Result 3465 states and 4174 transitions. [2018-11-18 13:29:25,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 13:29:25,051 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 328 [2018-11-18 13:29:25,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:25,057 INFO L225 Difference]: With dead ends: 3465 [2018-11-18 13:29:25,057 INFO L226 Difference]: Without dead ends: 2578 [2018-11-18 13:29:25,060 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 707 GetRequests, 649 SyntacticMatches, 21 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 394 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=419, Invalid=1063, Unknown=0, NotChecked=0, Total=1482 [2018-11-18 13:29:25,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2578 states. [2018-11-18 13:29:25,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2578 to 1991. [2018-11-18 13:29:25,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1991 states. [2018-11-18 13:29:25,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1991 states and 2228 transitions. [2018-11-18 13:29:25,161 INFO L78 Accepts]: Start accepts. Automaton has 1991 states and 2228 transitions. Word has length 328 [2018-11-18 13:29:25,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:25,162 INFO L480 AbstractCegarLoop]: Abstraction has 1991 states and 2228 transitions. [2018-11-18 13:29:25,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 13:29:25,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2228 transitions. [2018-11-18 13:29:25,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-18 13:29:25,166 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:29:25,166 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:29:25,167 INFO L423 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:29:25,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:29:25,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1734706892, now seen corresponding path program 1 times [2018-11-18 13:29:25,167 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:29:25,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:25,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:29:25,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:29:25,168 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:29:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:29:25,460 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2018-11-18 13:29:25,461 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:29:25,461 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 13:29:25,461 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:29:25,461 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 13:29:25,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 13:29:25,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:29:25,462 INFO L87 Difference]: Start difference. First operand 1991 states and 2228 transitions. Second operand 8 states. [2018-11-18 13:29:25,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:29:25,718 INFO L93 Difference]: Finished difference Result 3311 states and 3745 transitions. [2018-11-18 13:29:25,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:29:25,719 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 397 [2018-11-18 13:29:25,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:29:25,720 INFO L225 Difference]: With dead ends: 3311 [2018-11-18 13:29:25,720 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:29:25,723 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-11-18 13:29:25,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:29:25,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:29:25,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:29:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:29:25,724 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 397 [2018-11-18 13:29:25,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:29:25,724 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:29:25,724 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 13:29:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:29:25,725 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:29:25,727 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:29:25,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:25,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,028 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 141 [2018-11-18 13:29:26,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,366 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 200 [2018-11-18 13:29:26,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:26,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:29:27,388 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 31 [2018-11-18 13:29:27,801 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 38 [2018-11-18 13:29:28,167 WARN L180 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 44 [2018-11-18 13:29:28,289 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 35 [2018-11-18 13:29:29,129 WARN L180 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 81 [2018-11-18 13:29:29,495 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2018-11-18 13:29:29,815 WARN L180 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 47 [2018-11-18 13:29:30,651 WARN L180 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 86 [2018-11-18 13:29:30,886 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 49 [2018-11-18 13:29:31,091 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 1 [2018-11-18 13:29:31,418 WARN L180 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 49 [2018-11-18 13:29:31,553 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 31 [2018-11-18 13:29:31,722 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2018-11-18 13:29:32,011 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-11-18 13:29:32,720 WARN L180 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 53 [2018-11-18 13:29:33,210 WARN L180 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 54 [2018-11-18 13:29:34,043 WARN L180 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 79 [2018-11-18 13:29:34,157 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2018-11-18 13:29:34,286 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 30 [2018-11-18 13:29:34,448 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2018-11-18 13:29:34,567 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 30 [2018-11-18 13:29:34,778 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 34 [2018-11-18 13:29:35,155 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 51 [2018-11-18 13:29:35,279 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 36 [2018-11-18 13:29:35,468 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 39 [2018-11-18 13:29:35,471 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 855 861) the Hoare annotation is: true [2018-11-18 13:29:35,471 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 855 861) no Hoare annotation was computed. [2018-11-18 13:29:35,471 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 862 870) no Hoare annotation was computed. [2018-11-18 13:29:35,471 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 862 870) the Hoare annotation is: true [2018-11-18 13:29:35,471 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 862 870) no Hoare annotation was computed. [2018-11-18 13:29:35,471 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 518 525) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 13:29:35,471 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 518 525) no Hoare annotation was computed. [2018-11-18 13:29:35,471 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 518 525) no Hoare annotation was computed. [2018-11-18 13:29:35,471 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 526 535) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse14 (= ~systemActive~0 1))) (let ((.cse11 (or (and .cse14 .cse0) (and .cse9 .cse14))) (.cse12 (< 2 ~waterLevel~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse13 (not (= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse8 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse3 (not .cse14)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 .cse5)) (or .cse1 .cse6 .cse7 .cse0 .cse3 .cse4) (or .cse8 (< 0 ~waterLevel~0) .cse1 .cse7 .cse3 .cse9) (or .cse6 .cse0 .cse7 .cse3 .cse4 .cse10) (or .cse11 (or .cse8 .cse7 .cse3) .cse12 .cse10) (or .cse7 .cse0 .cse3 .cse4 .cse10 .cse13) (or .cse8 .cse1 .cse7 .cse3 .cse9 .cse5) (or .cse1 .cse11 (or .cse8 .cse7 .cse12 .cse3)) (or .cse1 .cse7 .cse0 .cse3 .cse4 .cse13) (or .cse0 .cse2 .cse3 .cse4 .cse5 .cse10) (or .cse8 .cse6 .cse7 .cse3 .cse10 .cse9)))) [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 526 535) no Hoare annotation was computed. [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 526 535) no Hoare annotation was computed. [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point L544(lines 544 561) no Hoare annotation was computed. [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2018-11-18 13:29:35,472 INFO L428 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: true [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2018-11-18 13:29:35,472 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 536 564) the Hoare annotation is: true [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 536 564) no Hoare annotation was computed. [2018-11-18 13:29:35,472 INFO L421 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse5 (< 2 ~waterLevel~0)) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse4 .cse5 .cse1 .cse6 .cse2) (or (< ~switchedOnBeforeTS~0 1) .cse3 (< 1 ~waterLevel~0) .cse4 .cse1) (or .cse5 .cse0 .cse1 .cse6 .cse2))) [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 555) no Hoare annotation was computed. [2018-11-18 13:29:35,472 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 558) no Hoare annotation was computed. [2018-11-18 13:29:35,473 INFO L421 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: (let ((.cse6 (not (= 1 ~pumpRunning~0))) (.cse1 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~3)) (.cse3 (< 2 ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse8 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse3 .cse6 .cse4 .cse5 .cse7 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse0 (< 1 ~waterLevel~0) .cse2 .cse1 .cse4) (or .cse6 .cse4 .cse7 .cse8) (or .cse2 .cse4 .cse5 .cse7 .cse8) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse7) (or .cse0 .cse2 .cse4 .cse5 .cse8))) [2018-11-18 13:29:35,473 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 945 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,473 INFO L421 ceAbstractionStarter]: At program point L957(line 957) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,473 INFO L421 ceAbstractionStarter]: At program point L957-1(line 957) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~9 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,473 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 962) no Hoare annotation was computed. [2018-11-18 13:29:35,473 INFO L425 ceAbstractionStarter]: For program point L955-1(lines 955 962) no Hoare annotation was computed. [2018-11-18 13:29:35,473 INFO L425 ceAbstractionStarter]: For program point L953(line 953) no Hoare annotation was computed. [2018-11-18 13:29:35,473 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 945 967) no Hoare annotation was computed. [2018-11-18 13:29:35,473 INFO L421 ceAbstractionStarter]: At program point L952(line 952) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,473 INFO L421 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,473 INFO L421 ceAbstractionStarter]: At program point L951-1(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,474 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 945 967) no Hoare annotation was computed. [2018-11-18 13:29:35,474 INFO L421 ceAbstractionStarter]: At program point L627(line 627) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 13:29:35,474 INFO L425 ceAbstractionStarter]: For program point L627-1(lines 608 632) no Hoare annotation was computed. [2018-11-18 13:29:35,474 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 608 632) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse4 .cse5 .cse1 .cse2) (or .cse4 .cse5 .cse1 .cse2 .cse0 .cse3))) [2018-11-18 13:29:35,474 INFO L421 ceAbstractionStarter]: At program point L622(line 622) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 1 ~waterLevel~0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (or .cse5 (or .cse0 (or .cse4 (or .cse2 .cse3 (not (= ~waterLevel~0 2)))))) (or .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4 .cse6) (or .cse2 (< 2 ~waterLevel~0) .cse5 .cse3 .cse4 .cse6))) [2018-11-18 13:29:35,474 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 608 632) no Hoare annotation was computed. [2018-11-18 13:29:35,474 INFO L421 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse2 .cse3 .cse4 (not .cse6)) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (< 2 ~waterLevel~0) (and .cse6 .cse5) .cse2 .cse3))) [2018-11-18 13:29:35,474 INFO L425 ceAbstractionStarter]: For program point L616(lines 616 624) no Hoare annotation was computed. [2018-11-18 13:29:35,474 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse4) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse0 .cse5))) [2018-11-18 13:29:35,474 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-18 13:29:35,475 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 629) no Hoare annotation was computed. [2018-11-18 13:29:35,475 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 703 711) no Hoare annotation was computed. [2018-11-18 13:29:35,475 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 703 711) the Hoare annotation is: true [2018-11-18 13:29:35,475 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 703 711) no Hoare annotation was computed. [2018-11-18 13:29:35,475 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 848 854) no Hoare annotation was computed. [2018-11-18 13:29:35,475 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 848 854) the Hoare annotation is: true [2018-11-18 13:29:35,475 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 934 944) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,475 INFO L421 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,475 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 934 944) no Hoare annotation was computed. [2018-11-18 13:29:35,475 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 934 944) no Hoare annotation was computed. [2018-11-18 13:29:35,475 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 692 702) the Hoare annotation is: true [2018-11-18 13:29:35,475 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 692 702) no Hoare annotation was computed. [2018-11-18 13:29:35,475 INFO L428 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: true [2018-11-18 13:29:35,475 INFO L425 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2018-11-18 13:29:35,475 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 692 702) no Hoare annotation was computed. [2018-11-18 13:29:35,476 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 684 691) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~methaneLevelCritical~0 1)) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2018-11-18 13:29:35,476 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2018-11-18 13:29:35,476 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2018-11-18 13:29:35,476 INFO L421 ceAbstractionStarter]: At program point L640(line 640) the Hoare annotation is: (let ((.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse2 .cse3 .cse4) (or .cse7 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse5 .cse7 .cse0 .cse6 .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 13:29:35,476 INFO L425 ceAbstractionStarter]: For program point L640-1(line 640) no Hoare annotation was computed. [2018-11-18 13:29:35,476 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 655) no Hoare annotation was computed. [2018-11-18 13:29:35,476 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 634 658) no Hoare annotation was computed. [2018-11-18 13:29:35,476 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 634 658) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse8 .cse3 .cse4) (or .cse7 .cse8 .cse3 .cse4 .cse1 .cse5) (or .cse1 .cse6 .cse0 .cse2 .cse3 .cse4))) [2018-11-18 13:29:35,476 INFO L421 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse4 .cse5 .cse8) (or .cse2 .cse3 .cse4 .cse5 .cse0 .cse8) (or .cse1 .cse6 .cse7 .cse4 .cse5))) [2018-11-18 13:29:35,476 INFO L425 ceAbstractionStarter]: For program point L653-1(lines 634 658) no Hoare annotation was computed. [2018-11-18 13:29:35,476 INFO L421 ceAbstractionStarter]: At program point L648(line 648) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse3 (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse4) (or .cse6 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse6 .cse0 .cse5 .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 13:29:35,477 INFO L421 ceAbstractionStarter]: At program point L644(line 644) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or (and (= processEnvironment_~tmp~5 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse5 .cse0 .cse6 .cse2 .cse3) (or .cse0 .cse6 .cse2 .cse3 .cse4) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 13:29:35,477 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 650) no Hoare annotation was computed. [2018-11-18 13:29:35,477 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-18 13:29:35,477 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-18 13:29:35,477 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-18 13:29:35,477 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-18 13:29:35,477 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 600 606) no Hoare annotation was computed. [2018-11-18 13:29:35,477 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 600 606) the Hoare annotation is: true [2018-11-18 13:29:35,477 INFO L421 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse7 (and (= 0 ~pumpRunning~0) (= 2 ~waterLevel~0) .cse0 .cse4)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4 .cse6) (and .cse7 .cse8) (and .cse5 (and .cse4 .cse1 (= ~pumpRunning~0 1))) (and .cse1 .cse7) (and (or (and (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse4) (and .cse5 .cse4 .cse6)) .cse2 .cse8 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-18 13:29:35,477 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 769 832) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,477 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 805) no Hoare annotation was computed. [2018-11-18 13:29:35,477 INFO L425 ceAbstractionStarter]: For program point L799-1(lines 799 805) no Hoare annotation was computed. [2018-11-18 13:29:35,478 INFO L421 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: (let ((.cse8 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse0 (and (= 1 ~waterLevel~0) .cse8 .cse5)) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (and (= 0 ~pumpRunning~0) .cse8 .cse5)) (.cse6 (<= ~waterLevel~0 1)) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse11 (= ~waterLevel~0 2)) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (and (and (not (= ~switchedOnBeforeTS~0 0)) .cse5) .cse6) .cse7) (not .cse8) (and (and (or (and .cse9 .cse10) (and (<= 1 ~switchedOnBeforeTS~0) .cse9 .cse6)) .cse2) (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse3) (and .cse9 .cse4 .cse11 .cse10) (and .cse9 .cse4 .cse6 .cse10) (and .cse4 .cse11 .cse7 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-18 13:29:35,478 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 769 832) no Hoare annotation was computed. [2018-11-18 13:29:35,478 INFO L421 ceAbstractionStarter]: At program point L822(lines 779 824) the Hoare annotation is: (let ((.cse6 (<= ~pumpRunning~0 0)) (.cse8 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 2)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 1))) (or (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 .cse6 .cse8 .cse3 .cse4) (and .cse0 .cse6 (= |old(~waterLevel~0)| ~waterLevel~0) .cse8 .cse3) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse3) .cse6 .cse7 .cse8) (and .cse1 .cse7 .cse2 .cse3 .cse4) (or (and .cse0 .cse5 .cse9 .cse3 .cse4) (and .cse0 (and (not (= ~waterLevel~0 1)) (not (= ~switchedOnBeforeTS~0 0)) .cse9 .cse3) .cse5)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-18 13:29:35,478 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 795) no Hoare annotation was computed. [2018-11-18 13:29:35,478 INFO L425 ceAbstractionStarter]: For program point L789-1(lines 789 795) no Hoare annotation was computed. [2018-11-18 13:29:35,478 INFO L425 ceAbstractionStarter]: For program point L781(lines 781 785) no Hoare annotation was computed. [2018-11-18 13:29:35,478 INFO L425 ceAbstractionStarter]: For program point L779-1(lines 779 824) no Hoare annotation was computed. [2018-11-18 13:29:35,478 INFO L421 ceAbstractionStarter]: At program point L825(lines 778 826) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:29:35,478 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 819) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L421 ceAbstractionStarter]: At program point L815-2(lines 809 820) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 2)) (.cse11 (= 0 ~pumpRunning~0)) (.cse0 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse9 (= ~pumpRunning~0 1)) (.cse6 (and .cse11 (= 2 ~waterLevel~0) .cse0 .cse5)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse10 (or (and (<= 1 ~switchedOnBeforeTS~0) .cse8 .cse0 .cse5) (and .cse8 .cse0 .cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (.cse2 (<= ~pumpRunning~0 0)) (.cse4 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not .cse0) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse8 (and .cse1 .cse5 .cse9)) (and (and .cse8 .cse5) .cse9 .cse7) (and .cse1 .cse6) (and .cse1 .cse10 .cse2 .cse4) (and .cse10 .cse2 .cse7 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse11 .cse3 .cse5)))) [2018-11-18 13:29:35,479 INFO L425 ceAbstractionStarter]: For program point L780(lines 779 824) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L425 ceAbstractionStarter]: For program point L809(lines 809 820) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 769 832) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 659 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (= ~waterLevel~0 2))) [2018-11-18 13:29:35,479 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 659 666) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 659 666) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 13:29:35,479 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L421 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4))) [2018-11-18 13:29:35,479 INFO L425 ceAbstractionStarter]: For program point L672-1(line 672) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 667 683) no Hoare annotation was computed. [2018-11-18 13:29:35,479 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 667 683) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4))) [2018-11-18 13:29:35,480 INFO L421 ceAbstractionStarter]: At program point L678(line 678) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (and (= activatePump_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point L678-1(lines 667 683) no Hoare annotation was computed. [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 680) no Hoare annotation was computed. [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 748 766) no Hoare annotation was computed. [2018-11-18 13:29:35,480 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 748 766) the Hoare annotation is: true [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 761) no Hoare annotation was computed. [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 748 766) no Hoare annotation was computed. [2018-11-18 13:29:35,480 INFO L428 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: true [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point L757-2(lines 757 761) no Hoare annotation was computed. [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point L755-1(line 755) no Hoare annotation was computed. [2018-11-18 13:29:35,480 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-11-18 13:29:35,480 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-18 13:29:35,481 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse9 (< ~switchedOnBeforeTS~0 1)) (.cse3 (not (= ~waterLevel~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse8 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse10 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) (.cse7 (= ~methaneLevelCritical~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 .cse7 .cse2 .cse8) (or .cse9 (< 0 ~waterLevel~0) .cse5 .cse0 .cse2 .cse7) (or .cse1 (or (< 2 ~waterLevel~0) (or (not (= 1 ~pumpRunning~0)) .cse2)) .cse4) (or .cse9 .cse5 .cse0 .cse2 .cse7 .cse3) (or .cse6 .cse1 .cse0 .cse2 .cse8 .cse4) (or .cse1 (or .cse10 .cse4)) (or (or .cse5 .cse10) .cse7)))) [2018-11-18 13:29:35,481 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-18 13:29:35,481 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 873 902) no Hoare annotation was computed. [2018-11-18 13:29:35,481 INFO L425 ceAbstractionStarter]: For program point L894(line 894) no Hoare annotation was computed. [2018-11-18 13:29:35,481 INFO L425 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2018-11-18 13:29:35,481 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 873 902) the Hoare annotation is: true [2018-11-18 13:29:35,481 INFO L425 ceAbstractionStarter]: For program point L887(lines 887 891) no Hoare annotation was computed. [2018-11-18 13:29:35,481 INFO L428 ceAbstractionStarter]: At program point L887-1(lines 887 891) the Hoare annotation is: true [2018-11-18 13:29:35,481 INFO L425 ceAbstractionStarter]: For program point L883-1(lines 883 897) no Hoare annotation was computed. [2018-11-18 13:29:35,481 INFO L428 ceAbstractionStarter]: At program point L883-3(lines 883 897) the Hoare annotation is: true [2018-11-18 13:29:35,481 INFO L428 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-11-18 13:29:35,481 INFO L425 ceAbstractionStarter]: For program point L879-1(line 879) no Hoare annotation was computed. [2018-11-18 13:29:35,481 INFO L428 ceAbstractionStarter]: At program point L898(lines 873 902) the Hoare annotation is: true [2018-11-18 13:29:35,482 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 573 599) the Hoare annotation is: (let ((.cse11 (< 2 |old(~waterLevel~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse15 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse17 (<= ~pumpRunning~0 0)) (.cse18 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse20 (= 0 ~pumpRunning~0)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse12 (and .cse20 .cse16)) (.cse1 (and .cse17 .cse16 .cse18)) (.cse19 (or .cse0 .cse2 .cse8)) (.cse10 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse21 (or .cse15 .cse2)) (.cse13 (< 1 |old(~waterLevel~0)|)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse22 (and (= ~pumpRunning~0 1) .cse16)) (.cse14 (and (or .cse5 .cse11 (< |old(~waterLevel~0)| 2) .cse15 .cse2) (or .cse5 .cse15 .cse2 .cse7 .cse3)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse7 .cse8) (or (or .cse6 .cse9) (or .cse10 .cse0 .cse2) .cse11 .cse4) (or .cse5 .cse0 .cse12 .cse2 .cse3) (or .cse13 .cse6 .cse14) (or .cse6 .cse15 .cse2 .cse7 .cse3 .cse4) (or .cse10 (< 0 |old(~waterLevel~0)|) .cse5 .cse0 .cse2 (and .cse9 .cse16)) (or .cse10 .cse13 .cse0 .cse12 .cse2 .cse4) (or .cse10 .cse13 .cse0 .cse2 .cse4 .cse9) (or .cse13 (and .cse17 .cse16 .cse18 .cse6) .cse0 .cse2 .cse7 .cse4) (or (or .cse5 .cse19) .cse1) (or .cse5 (or (and .cse20 .cse6) (and .cse9 .cse20)) (and (or .cse0 .cse11 .cse2 .cse7) (or .cse10 .cse0 .cse11 .cse2))) (or .cse1 (or .cse19 .cse4)) (or .cse5 .cse13 .cse21 .cse22) (or .cse10 .cse5 .cse0 .cse2 .cse9 .cse3) (or .cse22 (or .cse11 .cse21) .cse4) (or .cse5 .cse13 .cse0 (and .cse16 .cse6) .cse2 .cse7) (or .cse0 .cse6 .cse2 .cse7 .cse4 .cse8) (or .cse22 .cse14)))) [2018-11-18 13:29:35,482 INFO L421 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 1)))) (let ((.cse22 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse24 (not (= |old(~waterLevel~0)| 2))) (.cse18 (< 2 |old(~waterLevel~0)|)) (.cse23 (or .cse6 .cse10)) (.cse2 (= ~pumpRunning~0 1)) (.cse21 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse12 (and .cse2 .cse21 .cse3 .cse4)) (.cse14 (or .cse18 .cse23)) (.cse16 (or .cse9 .cse10 .cse24)) (.cse8 (and (= 0 ~pumpRunning~0) .cse21 .cse4)) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse5 (or .cse10 .cse24)) (.cse7 (= 1 ~waterLevel~0)) (.cse13 (< 0 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (or .cse22 .cse23)) (.cse19 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse20 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse17 (and (<= ~pumpRunning~0 0) .cse21 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse4)) (.cse15 (not .cse22))) (and (or .cse0 (< 1 |old(~waterLevel~0)|) .cse1 (and .cse2 .cse3 .cse4)) (or (or .cse0 .cse5 .cse6) (and .cse7 .cse2 .cse4)) (or .cse8 .cse0 .cse9 .cse10 .cse11) (or .cse12 .cse13 .cse14 .cse15) (or .cse12 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2 .cse4) .cse14 .cse15) (or (or .cse16 .cse15) .cse17) (or (or .cse0 .cse16) .cse8) (or .cse17 .cse0 (and (or .cse9 .cse18 .cse10 .cse19) (or .cse20 .cse9 .cse18 .cse10))) (or .cse9 .cse8 .cse10 .cse11 .cse15) (or (or .cse5 .cse6 .cse15) .cse7) (or .cse13 .cse0 .cse1 .cse21) (or (and (or .cse9 .cse10 .cse19) (or .cse20 .cse9 .cse10)) .cse18 .cse17 .cse15))))) [2018-11-18 13:29:35,482 INFO L421 ceAbstractionStarter]: At program point L587(lines 587 593) the Hoare annotation is: (let ((.cse29 (= ~systemActive~0 1))) (let ((.cse22 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (not .cse29))) (let ((.cse24 (not (= |old(~waterLevel~0)| 2))) (.cse14 (< 2 |old(~waterLevel~0)|)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse15 (<= 1 ~switchedOnBeforeTS~0)) (.cse25 (= ~methaneLevelCritical~0 1)) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse16 (= 0 ~pumpRunning~0)) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse28 (<= ~waterLevel~0 0)) (.cse26 (= ~methaneLevelCritical~0 0)) (.cse27 (or .cse22 .cse12))) (let ((.cse2 (or .cse26 .cse27)) (.cse3 (and .cse15 .cse25 .cse29 .cse10 .cse16 .cse18 .cse28)) (.cse5 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse4 (and .cse6 .cse18 .cse28 .cse7)) (.cse8 (or .cse14 .cse27)) (.cse13 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse17 (not (= |old(~waterLevel~0)| 1))) (.cse21 (or .cse12 .cse24)) (.cse9 (not .cse26)) (.cse23 (= 1 ~waterLevel~0)) (.cse19 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (< 0 |old(~waterLevel~0)|)) (.cse11 (and .cse16 .cse18 .cse7)) (.cse1 (not .cse25)) (.cse20 (or .cse10 .cse12 .cse24))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (and .cse5 .cse6 .cse7) .cse8 .cse9) (or .cse1 (< 1 |old(~waterLevel~0)|) .cse10 .cse11 .cse12 .cse13) (or .cse1 .cse2 .cse14 .cse3 (and .cse15 .cse5 .cse16)) (or .cse11 .cse1 .cse10 .cse12 .cse17) (or .cse4 .cse0 .cse8 .cse9) (or (and (<= ~pumpRunning~0 0) .cse18 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse7) (and (= ~waterLevel~0 2) .cse18) (and (or .cse10 .cse12 .cse13) (or .cse19 .cse10 .cse12)) .cse14 .cse9) (or (and .cse6 .cse18) .cse11 (or .cse20 .cse9)) (or (or .cse1 .cse21 .cse22) .cse23) (or .cse10 .cse11 .cse12 .cse17 .cse9) (or (or .cse21 .cse22 .cse9) .cse23) (or .cse19 .cse0 .cse1 .cse10 .cse11 .cse12) (or .cse11 (or .cse1 .cse20))))))) [2018-11-18 13:29:35,482 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 573 599) no Hoare annotation was computed. [2018-11-18 13:29:35,482 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 573 599) no Hoare annotation was computed. [2018-11-18 13:29:35,482 INFO L421 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse5 (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2)))) (.cse12 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 1)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5) (or (and (and .cse6 .cse7) .cse8) (or .cse4 .cse9 .cse10 .cse1)) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse3) (or (and (or .cse0 .cse1 .cse11) (or .cse12 .cse0 .cse1)) .cse9 .cse3) (or .cse12 .cse4 .cse0 .cse9 .cse1) (or .cse4 .cse0 .cse9 .cse1 .cse11) (or (and .cse6 .cse8 .cse7) (or .cse9 (or .cse10 .cse1)) .cse3)))) [2018-11-18 13:29:35,483 INFO L425 ceAbstractionStarter]: For program point L580(lines 576 598) no Hoare annotation was computed. [2018-11-18 13:29:35,483 INFO L425 ceAbstractionStarter]: For program point L578(lines 576 598) no Hoare annotation was computed. [2018-11-18 13:29:35,483 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-18 13:29:35,483 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-18 13:29:35,483 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-18 13:29:35,483 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: (let ((.cse1 (or (< 2 |old(~waterLevel~0)|) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse1 .cse2 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-18 13:29:35,483 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-18 13:29:35,483 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-18 13:29:35,483 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 927 933) no Hoare annotation was computed. [2018-11-18 13:29:35,483 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 927 933) the Hoare annotation is: true [2018-11-18 13:29:35,483 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:29:35,483 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-18 13:29:35,483 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:29:35,483 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:29:35,484 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-18 13:29:35,484 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-18 13:29:35,484 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse10 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse7 (or .cse10 .cse4 (not (= |old(~waterLevel~0)| 1)))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse0 (or .cse10 .cse4)) (.cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3 .cse2 .cse6) (or .cse7 .cse2 .cse3) (or .cse8 .cse7 .cse2) (or .cse2 .cse0 .cse1 .cse3 .cse6) (or .cse8 .cse0 .cse2 .cse1 .cse6) (or .cse9 (or (= 0 ~switchedOnBeforeTS~0) .cse4) .cse2 .cse5 .cse3) (or .cse8 .cse2 (and (or (< ~switchedOnBeforeTS~0 1) .cse9 .cse0) (or .cse9 .cse0 .cse1)))))) [2018-11-18 13:29:35,484 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 141 148) no Hoare annotation was computed. [2018-11-18 13:29:35,484 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-11-18 13:29:35,484 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 141 148) the Hoare annotation is: true [2018-11-18 13:29:35,484 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 141 148) no Hoare annotation was computed. [2018-11-18 13:29:35,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:29:35 BoogieIcfgContainer [2018-11-18 13:29:35,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:29:35,496 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:29:35,496 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:29:35,496 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:29:35,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:29:04" (3/4) ... [2018-11-18 13:29:35,499 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 13:29:35,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 13:29:35,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 13:29:35,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 13:29:35,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 13:29:35,512 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-11-18 13:29:35,512 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 13:29:35,512 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 13:29:35,535 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(systemActive == 1) || ((((0 == methaneLevelCritical && waterLevel == 2) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || (((((1 <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || ((((waterLevel == 2 && methaneLevelCritical == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && ((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 13:29:35,535 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 13:29:35,567 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9c9364b1-7d76-4640-80c5-eedb76b444b6/bin-2019/utaipan/witness.graphml [2018-11-18 13:29:35,567 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:29:35,568 INFO L168 Benchmark]: Toolchain (without parser) took 31910.41 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.7 GB). Free memory was 956.6 MB in the beginning and 1.3 GB in the end (delta: -334.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-18 13:29:35,568 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:29:35,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:29:35,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.18 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:29:35,568 INFO L168 Benchmark]: Boogie Preprocessor took 23.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:29:35,569 INFO L168 Benchmark]: RCFGBuilder took 472.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:29:35,569 INFO L168 Benchmark]: TraceAbstraction took 30965.85 ms. Allocated memory was 1.1 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -283.8 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-11-18 13:29:35,569 INFO L168 Benchmark]: Witness Printer took 71.28 ms. Allocated memory is still 2.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:29:35,570 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.18 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 472.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 30965.85 ms. Allocated memory was 1.1 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -283.8 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. * Witness Printer took 71.28 ms. Allocated memory is still 2.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: ((((((((((!(systemActive == 1) || ((((0 == methaneLevelCritical && waterLevel == 2) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0)) || (((((1 <= switchedOnBeforeTS && waterLevel <= 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || ((((waterLevel == 2 && methaneLevelCritical == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && ((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 158 locations, 1 error locations. SAFE Result, 30.9s OverallTime, 15 OverallIterations, 9 TraceHistogramMax, 9.4s AutomataDifference, 0.0s DeadEndRemovalTime, 9.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 3257 SDtfs, 4828 SDslu, 10885 SDs, 0 SdLazy, 12594 SolverSat, 2777 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2585 GetRequests, 2277 SyntacticMatches, 41 SemanticMatches, 267 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2227 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1991occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.4s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 1616 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 4120 PreInvPairs, 4366 NumberOfFragments, 4870 HoareAnnotationTreeSize, 4120 FomulaSimplifications, 95126 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 64 FomulaSimplificationsInter, 105981 FormulaSimplificationTreeSizeReductionInter, 8.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 3764 NumberOfCodeBlocks, 3764 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 4867 ConstructedInterpolants, 0 QuantifiedInterpolants, 2073390 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4432 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 23 InterpolantComputations, 11 PerfectInterpolantSequences, 3983/4272 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...