./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/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 484c358b13fd8def6bfbf41b26d96fd32414391c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 03:50:19,664 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 03:50:19,665 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 03:50:19,670 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 03:50:19,671 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 03:50:19,671 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 03:50:19,672 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 03:50:19,673 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 03:50:19,673 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 03:50:19,674 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 03:50:19,674 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 03:50:19,674 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 03:50:19,675 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 03:50:19,675 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 03:50:19,676 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 03:50:19,676 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 03:50:19,677 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 03:50:19,678 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 03:50:19,679 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 03:50:19,679 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 03:50:19,680 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 03:50:19,680 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 03:50:19,682 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 03:50:19,682 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 03:50:19,682 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 03:50:19,682 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 03:50:19,683 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 03:50:19,683 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 03:50:19,684 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 03:50:19,684 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 03:50:19,684 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 03:50:19,685 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 03:50:19,685 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 03:50:19,685 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 03:50:19,685 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 03:50:19,686 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 03:50:19,686 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 03:50:19,693 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 03:50:19,694 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 03:50:19,694 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 03:50:19,694 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 03:50:19,694 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 03:50:19,694 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 03:50:19,694 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 03:50:19,695 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 03:50:19,695 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 03:50:19,695 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 03:50:19,695 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 03:50:19,695 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 03:50:19,695 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 03:50:19,695 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 03:50:19,695 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 03:50:19,696 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 03:50:19,696 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 03:50:19,696 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 03:50:19,696 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 03:50:19,696 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 03:50:19,696 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 03:50:19,696 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 03:50:19,696 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 03:50:19,696 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 03:50:19,696 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 03:50:19,697 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 03:50:19,697 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 03:50:19,698 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_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/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 -> 484c358b13fd8def6bfbf41b26d96fd32414391c [2018-12-03 03:50:19,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 03:50:19,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 03:50:19,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 03:50:19,724 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 03:50:19,724 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 03:50:19,725 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c [2018-12-03 03:50:19,759 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/data/65ccef288/81434f01e23f42eca8d3154d2cd3aaf1/FLAG774f9171c [2018-12-03 03:50:20,217 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 03:50:20,218 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/sv-benchmarks/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c [2018-12-03 03:50:20,225 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/data/65ccef288/81434f01e23f42eca8d3154d2cd3aaf1/FLAG774f9171c [2018-12-03 03:50:20,233 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/data/65ccef288/81434f01e23f42eca8d3154d2cd3aaf1 [2018-12-03 03:50:20,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 03:50:20,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 03:50:20,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 03:50:20,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 03:50:20,239 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 03:50:20,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20, skipping insertion in model container [2018-12-03 03:50:20,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 03:50:20,266 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 03:50:20,412 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 03:50:20,450 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 03:50:20,489 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 03:50:20,506 INFO L195 MainTranslator]: Completed translation [2018-12-03 03:50:20,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20 WrapperNode [2018-12-03 03:50:20,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 03:50:20,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 03:50:20,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 03:50:20,507 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 03:50:20,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 03:50:20,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 03:50:20,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 03:50:20,527 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 03:50:20,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... [2018-12-03 03:50:20,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 03:50:20,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 03:50:20,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 03:50:20,549 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 03:50:20,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/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 [2018-12-03 03:50:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-03 03:50:20,580 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-03 03:50:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 03:50:20,580 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 03:50:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 03:50:20,580 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-03 03:50:20,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-03 03:50:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-03 03:50:20,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-03 03:50:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-03 03:50:20,581 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-03 03:50:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-03 03:50:20,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-03 03:50:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-03 03:50:20,581 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-03 03:50:20,581 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-03 03:50:20,581 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-03 03:50:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-03 03:50:20,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-03 03:50:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-03 03:50:20,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-03 03:50:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-03 03:50:20,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-03 03:50:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-03 03:50:20,582 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-03 03:50:20,582 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-03 03:50:20,583 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-03 03:50:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-03 03:50:20,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-03 03:50:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-03 03:50:20,583 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-03 03:50:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-03 03:50:20,583 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-03 03:50:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-03 03:50:20,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-03 03:50:20,583 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-03 03:50:20,584 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-03 03:50:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-03 03:50:20,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-03 03:50:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-03 03:50:20,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-03 03:50:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-03 03:50:20,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-03 03:50:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-03 03:50:20,584 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-03 03:50:20,584 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-03 03:50:20,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-03 03:50:20,585 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-03 03:50:20,585 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-03 03:50:20,585 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-03 03:50:20,585 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-03 03:50:20,585 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-03 03:50:20,585 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-03 03:50:20,585 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-03 03:50:20,585 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-03 03:50:20,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-03 03:50:20,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 03:50:20,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 03:50:20,586 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-03 03:50:20,586 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-03 03:50:20,586 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-03 03:50:20,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-03 03:50:20,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 03:50:20,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 03:50:20,869 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 03:50:20,869 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-03 03:50:20,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:20 BoogieIcfgContainer [2018-12-03 03:50:20,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 03:50:20,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 03:50:20,870 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 03:50:20,872 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 03:50:20,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 03:50:20" (1/3) ... [2018-12-03 03:50:20,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@719b39d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 03:50:20, skipping insertion in model container [2018-12-03 03:50:20,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:20" (2/3) ... [2018-12-03 03:50:20,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@719b39d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 03:50:20, skipping insertion in model container [2018-12-03 03:50:20,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:20" (3/3) ... [2018-12-03 03:50:20,874 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product46_true-unreach-call_false-termination.cil.c [2018-12-03 03:50:20,880 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 03:50:20,885 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 03:50:20,895 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 03:50:20,913 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 03:50:20,913 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 03:50:20,914 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 03:50:20,914 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 03:50:20,914 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 03:50:20,914 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 03:50:20,914 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 03:50:20,914 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 03:50:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2018-12-03 03:50:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-03 03:50:20,932 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:20,932 INFO L402 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] [2018-12-03 03:50:20,934 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:20,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:20,937 INFO L82 PathProgramCache]: Analyzing trace with hash -2010089122, now seen corresponding path program 1 times [2018-12-03 03:50:20,939 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:20,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:20,967 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:20,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:20,967 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:21,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 03:50:21,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:21,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 03:50:21,079 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:21,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 03:50:21,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 03:50:21,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 03:50:21,092 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 2 states. [2018-12-03 03:50:21,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:21,115 INFO L93 Difference]: Finished difference Result 290 states and 357 transitions. [2018-12-03 03:50:21,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 03:50:21,116 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-03 03:50:21,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:21,124 INFO L225 Difference]: With dead ends: 290 [2018-12-03 03:50:21,124 INFO L226 Difference]: Without dead ends: 147 [2018-12-03 03:50:21,126 INFO L631 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 [2018-12-03 03:50:21,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-12-03 03:50:21,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-12-03 03:50:21,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-12-03 03:50:21,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2018-12-03 03:50:21,158 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 59 [2018-12-03 03:50:21,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:21,158 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2018-12-03 03:50:21,159 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 03:50:21,159 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2018-12-03 03:50:21,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-03 03:50:21,160 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:21,161 INFO L402 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] [2018-12-03 03:50:21,161 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:21,161 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:21,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1718304000, now seen corresponding path program 1 times [2018-12-03 03:50:21,161 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:21,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:21,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:21,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:21,162 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:21,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 03:50:21,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:21,212 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 03:50:21,213 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:21,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 03:50:21,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 03:50:21,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 03:50:21,214 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 3 states. [2018-12-03 03:50:21,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:21,227 INFO L93 Difference]: Finished difference Result 235 states and 275 transitions. [2018-12-03 03:50:21,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 03:50:21,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-03 03:50:21,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:21,229 INFO L225 Difference]: With dead ends: 235 [2018-12-03 03:50:21,229 INFO L226 Difference]: Without dead ends: 138 [2018-12-03 03:50:21,230 INFO L631 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 [2018-12-03 03:50:21,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-12-03 03:50:21,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-12-03 03:50:21,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-12-03 03:50:21,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 160 transitions. [2018-12-03 03:50:21,238 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 160 transitions. Word has length 60 [2018-12-03 03:50:21,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:21,238 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 160 transitions. [2018-12-03 03:50:21,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 03:50:21,238 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 160 transitions. [2018-12-03 03:50:21,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-03 03:50:21,239 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:21,239 INFO L402 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] [2018-12-03 03:50:21,240 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:21,240 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:21,240 INFO L82 PathProgramCache]: Analyzing trace with hash 1246984542, now seen corresponding path program 1 times [2018-12-03 03:50:21,240 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:21,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:21,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:21,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:21,241 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 03:50:21,328 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:21,328 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 03:50:21,328 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:21,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 03:50:21,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 03:50:21,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-03 03:50:21,329 INFO L87 Difference]: Start difference. First operand 138 states and 160 transitions. Second operand 7 states. [2018-12-03 03:50:21,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:21,495 INFO L93 Difference]: Finished difference Result 248 states and 293 transitions. [2018-12-03 03:50:21,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 03:50:21,496 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-12-03 03:50:21,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:21,497 INFO L225 Difference]: With dead ends: 248 [2018-12-03 03:50:21,497 INFO L226 Difference]: Without dead ends: 138 [2018-12-03 03:50:21,498 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-03 03:50:21,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-12-03 03:50:21,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-12-03 03:50:21,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-12-03 03:50:21,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 159 transitions. [2018-12-03 03:50:21,505 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 159 transitions. Word has length 65 [2018-12-03 03:50:21,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:21,506 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 159 transitions. [2018-12-03 03:50:21,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 03:50:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 159 transitions. [2018-12-03 03:50:21,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-03 03:50:21,508 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:21,508 INFO L402 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] [2018-12-03 03:50:21,508 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:21,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:21,508 INFO L82 PathProgramCache]: Analyzing trace with hash -192579953, now seen corresponding path program 1 times [2018-12-03 03:50:21,509 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:21,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:21,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:21,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:21,509 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:21,562 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 03:50:21,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:21,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 03:50:21,563 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:21,563 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 03:50:21,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 03:50:21,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 03:50:21,564 INFO L87 Difference]: Start difference. First operand 138 states and 159 transitions. Second operand 5 states. [2018-12-03 03:50:21,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:21,867 INFO L93 Difference]: Finished difference Result 364 states and 436 transitions. [2018-12-03 03:50:21,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 03:50:21,868 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-12-03 03:50:21,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:21,869 INFO L225 Difference]: With dead ends: 364 [2018-12-03 03:50:21,870 INFO L226 Difference]: Without dead ends: 254 [2018-12-03 03:50:21,870 INFO L631 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 [2018-12-03 03:50:21,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2018-12-03 03:50:21,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 235. [2018-12-03 03:50:21,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-12-03 03:50:21,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 267 transitions. [2018-12-03 03:50:21,886 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 267 transitions. Word has length 78 [2018-12-03 03:50:21,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:21,887 INFO L480 AbstractCegarLoop]: Abstraction has 235 states and 267 transitions. [2018-12-03 03:50:21,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 03:50:21,887 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 267 transitions. [2018-12-03 03:50:21,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-03 03:50:21,888 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:21,889 INFO L402 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] [2018-12-03 03:50:21,889 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:21,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:21,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1015296357, now seen corresponding path program 1 times [2018-12-03 03:50:21,889 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:21,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:21,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:21,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:21,890 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:21,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 03:50:21,961 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:21,961 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 03:50:21,961 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:21,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 03:50:21,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 03:50:21,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-03 03:50:21,962 INFO L87 Difference]: Start difference. First operand 235 states and 267 transitions. Second operand 7 states. [2018-12-03 03:50:22,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:22,315 INFO L93 Difference]: Finished difference Result 460 states and 539 transitions. [2018-12-03 03:50:22,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-03 03:50:22,315 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2018-12-03 03:50:22,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:22,317 INFO L225 Difference]: With dead ends: 460 [2018-12-03 03:50:22,317 INFO L226 Difference]: Without dead ends: 253 [2018-12-03 03:50:22,317 INFO L631 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 [2018-12-03 03:50:22,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-12-03 03:50:22,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 234. [2018-12-03 03:50:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-12-03 03:50:22,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 264 transitions. [2018-12-03 03:50:22,328 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 264 transitions. Word has length 92 [2018-12-03 03:50:22,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:22,328 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 264 transitions. [2018-12-03 03:50:22,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 03:50:22,328 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 264 transitions. [2018-12-03 03:50:22,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-03 03:50:22,329 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:22,329 INFO L402 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] [2018-12-03 03:50:22,330 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:22,330 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:22,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1693278018, now seen corresponding path program 1 times [2018-12-03 03:50:22,330 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:22,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:22,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:22,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:22,331 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:22,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 03:50:22,379 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:22,379 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-03 03:50:22,380 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:22,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 03:50:22,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 03:50:22,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 03:50:22,380 INFO L87 Difference]: Start difference. First operand 234 states and 264 transitions. Second operand 6 states. [2018-12-03 03:50:22,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:22,398 INFO L93 Difference]: Finished difference Result 447 states and 516 transitions. [2018-12-03 03:50:22,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 03:50:22,399 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2018-12-03 03:50:22,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:22,400 INFO L225 Difference]: With dead ends: 447 [2018-12-03 03:50:22,400 INFO L226 Difference]: Without dead ends: 241 [2018-12-03 03:50:22,401 INFO L631 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 [2018-12-03 03:50:22,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2018-12-03 03:50:22,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 239. [2018-12-03 03:50:22,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-12-03 03:50:22,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 269 transitions. [2018-12-03 03:50:22,411 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 269 transitions. Word has length 108 [2018-12-03 03:50:22,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:22,411 INFO L480 AbstractCegarLoop]: Abstraction has 239 states and 269 transitions. [2018-12-03 03:50:22,411 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 03:50:22,411 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 269 transitions. [2018-12-03 03:50:22,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-03 03:50:22,412 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:22,412 INFO L402 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] [2018-12-03 03:50:22,413 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:22,413 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:22,413 INFO L82 PathProgramCache]: Analyzing trace with hash -673416576, now seen corresponding path program 1 times [2018-12-03 03:50:22,413 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:22,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:22,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:22,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:22,414 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:22,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 03:50:22,470 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:22,470 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 03:50:22,470 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:22,471 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-03 03:50:22,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-03 03:50:22,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-03 03:50:22,471 INFO L87 Difference]: Start difference. First operand 239 states and 269 transitions. Second operand 8 states. [2018-12-03 03:50:22,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:22,509 INFO L93 Difference]: Finished difference Result 457 states and 527 transitions. [2018-12-03 03:50:22,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-03 03:50:22,510 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2018-12-03 03:50:22,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:22,511 INFO L225 Difference]: With dead ends: 457 [2018-12-03 03:50:22,511 INFO L226 Difference]: Without dead ends: 246 [2018-12-03 03:50:22,512 INFO L631 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 [2018-12-03 03:50:22,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2018-12-03 03:50:22,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 243. [2018-12-03 03:50:22,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-12-03 03:50:22,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 273 transitions. [2018-12-03 03:50:22,526 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 273 transitions. Word has length 108 [2018-12-03 03:50:22,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:22,526 INFO L480 AbstractCegarLoop]: Abstraction has 243 states and 273 transitions. [2018-12-03 03:50:22,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-03 03:50:22,526 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 273 transitions. [2018-12-03 03:50:22,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-03 03:50:22,527 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:22,527 INFO L402 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] [2018-12-03 03:50:22,528 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:22,528 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:22,528 INFO L82 PathProgramCache]: Analyzing trace with hash -913956705, now seen corresponding path program 1 times [2018-12-03 03:50:22,528 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:22,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:22,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:22,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:22,529 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:22,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 03:50:22,596 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:22,596 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 03:50:22,596 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:22,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 03:50:22,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 03:50:22,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-03 03:50:22,597 INFO L87 Difference]: Start difference. First operand 243 states and 273 transitions. Second operand 4 states. [2018-12-03 03:50:22,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:22,726 INFO L93 Difference]: Finished difference Result 695 states and 818 transitions. [2018-12-03 03:50:22,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-03 03:50:22,726 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2018-12-03 03:50:22,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:22,728 INFO L225 Difference]: With dead ends: 695 [2018-12-03 03:50:22,728 INFO L226 Difference]: Without dead ends: 480 [2018-12-03 03:50:22,729 INFO L631 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 [2018-12-03 03:50:22,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2018-12-03 03:50:22,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 471. [2018-12-03 03:50:22,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2018-12-03 03:50:22,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 544 transitions. [2018-12-03 03:50:22,750 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 544 transitions. Word has length 108 [2018-12-03 03:50:22,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:22,750 INFO L480 AbstractCegarLoop]: Abstraction has 471 states and 544 transitions. [2018-12-03 03:50:22,750 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 03:50:22,750 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 544 transitions. [2018-12-03 03:50:22,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-03 03:50:22,752 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:22,752 INFO L402 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] [2018-12-03 03:50:22,752 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:22,752 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:22,752 INFO L82 PathProgramCache]: Analyzing trace with hash 49933465, now seen corresponding path program 1 times [2018-12-03 03:50:22,752 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:22,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:22,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:22,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:22,753 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:22,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 03:50:22,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:22,870 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-03 03:50:22,870 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:22,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 03:50:22,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 03:50:22,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 03:50:22,871 INFO L87 Difference]: Start difference. First operand 471 states and 544 transitions. Second operand 9 states. [2018-12-03 03:50:23,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:23,413 INFO L93 Difference]: Finished difference Result 1244 states and 1500 transitions. [2018-12-03 03:50:23,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 03:50:23,413 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2018-12-03 03:50:23,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:23,416 INFO L225 Difference]: With dead ends: 1244 [2018-12-03 03:50:23,416 INFO L226 Difference]: Without dead ends: 873 [2018-12-03 03:50:23,417 INFO L631 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 [2018-12-03 03:50:23,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2018-12-03 03:50:23,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 792. [2018-12-03 03:50:23,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2018-12-03 03:50:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 904 transitions. [2018-12-03 03:50:23,467 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 904 transitions. Word has length 112 [2018-12-03 03:50:23,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:23,467 INFO L480 AbstractCegarLoop]: Abstraction has 792 states and 904 transitions. [2018-12-03 03:50:23,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 03:50:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 904 transitions. [2018-12-03 03:50:23,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-03 03:50:23,469 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:23,469 INFO L402 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] [2018-12-03 03:50:23,469 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:23,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:23,469 INFO L82 PathProgramCache]: Analyzing trace with hash 171845945, now seen corresponding path program 1 times [2018-12-03 03:50:23,469 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:23,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:23,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:23,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:23,470 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:23,556 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 03:50:23,557 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 03:50:23,557 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 03:50:23,558 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 173 with the following transitions: [2018-12-03 03:50:23,559 INFO L205 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], [114], [118], [122], [125], [128], [130], [136], [138], [144], [147], [157], [158], [159], [160], [161], [163], [168], [171], [172], [174], [179], [181], [182], [183], [184], [192], [193], [197], [200], [204], [210], [239], [243], [244], [252], [256], [257], [260], [261], [262], [263], [264], [265], [266], [268], [269], [270], [271], [272], [273], [274], [275], [276], [278], [279], [280], [281], [284], [285], [286], [287], [288], [290], [291], [292], [293], [296], [297], [298], [299], [300], [301], [306], [307], [310], [311], [312], [313], [314], [315], [316], [317], [318], [319], [320], [321], [322], [323], [328], [329], [330] [2018-12-03 03:50:23,593 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 03:50:23,593 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 03:50:24,634 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 03:50:24,635 INFO L272 AbstractInterpreter]: Visited 132 different actions 628 times. Merged at 16 different actions 46 times. Never widened. Performed 20804 root evaluator evaluations with a maximum evaluation depth of 3. Performed 20804 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 135 variables. [2018-12-03 03:50:24,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:24,646 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 03:50:24,646 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 03:50:24,646 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/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 [2018-12-03 03:50:24,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:24,652 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 03:50:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:24,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 03:50:24,845 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 03:50:24,845 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 03:50:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 03:50:25,080 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 03:50:25,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-12-03 03:50:25,080 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 03:50:25,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-03 03:50:25,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-03 03:50:25,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-12-03 03:50:25,081 INFO L87 Difference]: Start difference. First operand 792 states and 904 transitions. Second operand 16 states. [2018-12-03 03:50:25,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:25,762 INFO L93 Difference]: Finished difference Result 1796 states and 2127 transitions. [2018-12-03 03:50:25,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-12-03 03:50:25,762 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 172 [2018-12-03 03:50:25,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:25,765 INFO L225 Difference]: With dead ends: 1796 [2018-12-03 03:50:25,765 INFO L226 Difference]: Without dead ends: 1102 [2018-12-03 03:50:25,766 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 336 SyntacticMatches, 5 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=188, Invalid=934, Unknown=0, NotChecked=0, Total=1122 [2018-12-03 03:50:25,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2018-12-03 03:50:25,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 958. [2018-12-03 03:50:25,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 958 states. [2018-12-03 03:50:25,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1104 transitions. [2018-12-03 03:50:25,801 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1104 transitions. Word has length 172 [2018-12-03 03:50:25,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:25,801 INFO L480 AbstractCegarLoop]: Abstraction has 958 states and 1104 transitions. [2018-12-03 03:50:25,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-03 03:50:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1104 transitions. [2018-12-03 03:50:25,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-03 03:50:25,804 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:25,804 INFO L402 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] [2018-12-03 03:50:25,804 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:25,805 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:25,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1676930694, now seen corresponding path program 1 times [2018-12-03 03:50:25,805 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:25,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:25,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:25,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:25,805 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:25,899 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 79 proven. 7 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2018-12-03 03:50:25,899 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 03:50:25,899 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 03:50:25,899 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 304 with the following transitions: [2018-12-03 03:50:25,899 INFO L205 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], [114], [118], [122], [125], [128], [130], [136], [138], [144], [147], [157], [158], [159], [160], [161], [163], [168], [171], [172], [174], [179], [181], [182], [183], [184], [192], [193], [197], [200], [204], [210], [239], [243], [244], [252], [256], [257], [260], [261], [262], [263], [264], [265], [266], [268], [269], [270], [271], [272], [273], [274], [275], [276], [278], [279], [280], [281], [284], [285], [286], [287], [288], [290], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [301], [306], [307], [310], [311], [312], [313], [314], [315], [316], [317], [318], [319], [320], [321], [322], [323], [328], [329], [330] [2018-12-03 03:50:25,902 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 03:50:25,902 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 03:50:26,886 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 03:50:26,886 INFO L272 AbstractInterpreter]: Visited 133 different actions 658 times. Merged at 17 different actions 52 times. Never widened. Performed 27760 root evaluator evaluations with a maximum evaluation depth of 3. Performed 27760 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 4 different actions. Largest state had 135 variables. [2018-12-03 03:50:26,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:26,889 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 03:50:26,889 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 03:50:26,889 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/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 [2018-12-03 03:50:26,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:26,898 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 03:50:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:26,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 03:50:27,161 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 230 proven. 4 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-03 03:50:27,162 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 03:50:27,594 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 78 proven. 30 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-03 03:50:27,609 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 03:50:27,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-12-03 03:50:27,609 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 03:50:27,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-03 03:50:27,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-03 03:50:27,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-12-03 03:50:27,610 INFO L87 Difference]: Start difference. First operand 958 states and 1104 transitions. Second operand 19 states. [2018-12-03 03:50:30,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:30,294 INFO L93 Difference]: Finished difference Result 3564 states and 4925 transitions. [2018-12-03 03:50:30,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-12-03 03:50:30,294 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 303 [2018-12-03 03:50:30,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:30,301 INFO L225 Difference]: With dead ends: 3564 [2018-12-03 03:50:30,301 INFO L226 Difference]: Without dead ends: 2642 [2018-12-03 03:50:30,305 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 680 GetRequests, 598 SyntacticMatches, 9 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1311 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=880, Invalid=4670, Unknown=0, NotChecked=0, Total=5550 [2018-12-03 03:50:30,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2018-12-03 03:50:30,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 1831. [2018-12-03 03:50:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1831 states. [2018-12-03 03:50:30,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1831 states and 2042 transitions. [2018-12-03 03:50:30,383 INFO L78 Accepts]: Start accepts. Automaton has 1831 states and 2042 transitions. Word has length 303 [2018-12-03 03:50:30,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:30,384 INFO L480 AbstractCegarLoop]: Abstraction has 1831 states and 2042 transitions. [2018-12-03 03:50:30,384 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-03 03:50:30,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2042 transitions. [2018-12-03 03:50:30,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-12-03 03:50:30,387 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:30,388 INFO L402 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] [2018-12-03 03:50:30,388 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:30,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:30,388 INFO L82 PathProgramCache]: Analyzing trace with hash 117154374, now seen corresponding path program 1 times [2018-12-03 03:50:30,388 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:30,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:30,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:30,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:30,389 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:30,500 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 98 proven. 55 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-03 03:50:30,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 03:50:30,500 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 03:50:30,500 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 324 with the following transitions: [2018-12-03 03:50:30,501 INFO L205 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], [114], [118], [122], [125], [128], [130], [133], [136], [138], [144], [147], [157], [158], [159], [160], [161], [163], [168], [171], [172], [174], [179], [181], [182], [183], [184], [189], [191], [192], [193], [197], [200], [204], [210], [239], [243], [244], [252], [256], [257], [260], [261], [262], [263], [264], [265], [266], [268], [269], [270], [271], [272], [273], [274], [275], [276], [278], [279], [280], [281], [284], [285], [286], [287], [288], [290], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [303], [306], [307], [310], [311], [312], [313], [314], [315], [316], [317], [318], [319], [320], [321], [322], [323], [328], [329], [330] [2018-12-03 03:50:30,503 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 03:50:30,503 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 03:50:31,835 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 03:50:31,835 INFO L272 AbstractInterpreter]: Visited 143 different actions 969 times. Merged at 24 different actions 111 times. Never widened. Performed 42407 root evaluator evaluations with a maximum evaluation depth of 3. Performed 42407 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 28 fixpoints after 7 different actions. Largest state had 135 variables. [2018-12-03 03:50:31,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:31,836 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 03:50:31,836 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 03:50:31,836 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/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 [2018-12-03 03:50:31,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:31,842 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 03:50:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:31,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 03:50:32,015 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 269 proven. 16 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-03 03:50:32,015 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 03:50:32,391 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 98 proven. 55 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-03 03:50:32,406 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 03:50:32,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-12-03 03:50:32,407 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 03:50:32,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-03 03:50:32,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-03 03:50:32,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-12-03 03:50:32,407 INFO L87 Difference]: Start difference. First operand 1831 states and 2042 transitions. Second operand 20 states. [2018-12-03 03:50:33,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:33,073 INFO L93 Difference]: Finished difference Result 3462 states and 3879 transitions. [2018-12-03 03:50:33,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 03:50:33,074 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 323 [2018-12-03 03:50:33,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:33,078 INFO L225 Difference]: With dead ends: 3462 [2018-12-03 03:50:33,078 INFO L226 Difference]: Without dead ends: 1835 [2018-12-03 03:50:33,080 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 679 GetRequests, 641 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-12-03 03:50:33,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1835 states. [2018-12-03 03:50:33,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1835 to 1831. [2018-12-03 03:50:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1831 states. [2018-12-03 03:50:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1831 states and 2037 transitions. [2018-12-03 03:50:33,172 INFO L78 Accepts]: Start accepts. Automaton has 1831 states and 2037 transitions. Word has length 323 [2018-12-03 03:50:33,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:33,172 INFO L480 AbstractCegarLoop]: Abstraction has 1831 states and 2037 transitions. [2018-12-03 03:50:33,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-03 03:50:33,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2037 transitions. [2018-12-03 03:50:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-12-03 03:50:33,177 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:33,177 INFO L402 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] [2018-12-03 03:50:33,177 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:33,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:33,178 INFO L82 PathProgramCache]: Analyzing trace with hash -178910321, now seen corresponding path program 1 times [2018-12-03 03:50:33,178 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:33,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:33,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:33,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:33,178 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-03 03:50:33,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:33,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-12-03 03:50:33,303 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:33,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-03 03:50:33,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-03 03:50:33,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-12-03 03:50:33,304 INFO L87 Difference]: Start difference. First operand 1831 states and 2037 transitions. Second operand 13 states. [2018-12-03 03:50:33,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:33,679 INFO L93 Difference]: Finished difference Result 3360 states and 3763 transitions. [2018-12-03 03:50:33,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-03 03:50:33,679 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 324 [2018-12-03 03:50:33,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:33,683 INFO L225 Difference]: With dead ends: 3360 [2018-12-03 03:50:33,683 INFO L226 Difference]: Without dead ends: 1733 [2018-12-03 03:50:33,685 INFO L631 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 [2018-12-03 03:50:33,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2018-12-03 03:50:33,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 1696. [2018-12-03 03:50:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1696 states. [2018-12-03 03:50:33,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1696 states and 1878 transitions. [2018-12-03 03:50:33,742 INFO L78 Accepts]: Start accepts. Automaton has 1696 states and 1878 transitions. Word has length 324 [2018-12-03 03:50:33,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:33,743 INFO L480 AbstractCegarLoop]: Abstraction has 1696 states and 1878 transitions. [2018-12-03 03:50:33,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-03 03:50:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 1878 transitions. [2018-12-03 03:50:33,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-03 03:50:33,746 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:33,746 INFO L402 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] [2018-12-03 03:50:33,746 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:33,746 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:33,746 INFO L82 PathProgramCache]: Analyzing trace with hash 540022761, now seen corresponding path program 1 times [2018-12-03 03:50:33,746 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:33,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:33,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:33,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:33,747 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:33,942 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 94 proven. 46 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-12-03 03:50:33,942 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 03:50:33,942 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 03:50:33,942 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 329 with the following transitions: [2018-12-03 03:50:33,942 INFO L205 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], [114], [118], [122], [125], [128], [130], [133], [136], [138], [144], [147], [157], [158], [159], [160], [161], [163], [168], [171], [172], [174], [179], [181], [182], [183], [184], [187], [189], [191], [192], [193], [197], [200], [204], [210], [239], [243], [244], [252], [256], [257], [260], [261], [262], [263], [264], [265], [266], [268], [269], [270], [271], [272], [273], [274], [275], [276], [278], [279], [280], [281], [284], [285], [286], [287], [288], [290], [291], [292], [293], [294], [295], [296], [297], [298], [299], [300], [301], [302], [303], [306], [307], [310], [311], [312], [313], [314], [315], [316], [317], [318], [319], [320], [321], [322], [323], [328], [329], [330] [2018-12-03 03:50:33,944 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 03:50:33,944 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 03:50:35,847 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 03:50:35,847 INFO L272 AbstractInterpreter]: Visited 145 different actions 1612 times. Merged at 27 different actions 201 times. Never widened. Performed 60726 root evaluator evaluations with a maximum evaluation depth of 3. Performed 60726 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 64 fixpoints after 7 different actions. Largest state had 135 variables. [2018-12-03 03:50:35,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:35,849 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 03:50:35,849 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 03:50:35,849 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/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 [2018-12-03 03:50:35,855 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:35,855 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 03:50:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:35,935 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 03:50:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 197 proven. 16 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-12-03 03:50:35,998 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 03:50:36,379 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 98 proven. 27 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2018-12-03 03:50:36,403 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 03:50:36,404 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-12-03 03:50:36,404 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 03:50:36,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-03 03:50:36,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-03 03:50:36,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-12-03 03:50:36,405 INFO L87 Difference]: Start difference. First operand 1696 states and 1878 transitions. Second operand 14 states. [2018-12-03 03:50:37,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:37,456 INFO L93 Difference]: Finished difference Result 3698 states and 4456 transitions. [2018-12-03 03:50:37,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-03 03:50:37,456 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 328 [2018-12-03 03:50:37,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:37,462 INFO L225 Difference]: With dead ends: 3698 [2018-12-03 03:50:37,463 INFO L226 Difference]: Without dead ends: 2754 [2018-12-03 03:50:37,465 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 707 GetRequests, 649 SyntacticMatches, 21 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=419, Invalid=1063, Unknown=0, NotChecked=0, Total=1482 [2018-12-03 03:50:37,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2754 states. [2018-12-03 03:50:37,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2754 to 2130. [2018-12-03 03:50:37,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2130 states. [2018-12-03 03:50:37,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2367 transitions. [2018-12-03 03:50:37,552 INFO L78 Accepts]: Start accepts. Automaton has 2130 states and 2367 transitions. Word has length 328 [2018-12-03 03:50:37,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:37,552 INFO L480 AbstractCegarLoop]: Abstraction has 2130 states and 2367 transitions. [2018-12-03 03:50:37,552 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-03 03:50:37,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2367 transitions. [2018-12-03 03:50:37,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-03 03:50:37,556 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 03:50:37,556 INFO L402 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] [2018-12-03 03:50:37,556 INFO L423 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 03:50:37,556 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 03:50:37,556 INFO L82 PathProgramCache]: Analyzing trace with hash 1991243293, now seen corresponding path program 1 times [2018-12-03 03:50:37,556 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 03:50:37,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:37,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 03:50:37,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 03:50:37,557 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 03:50:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 03:50:37,681 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-12-03 03:50:37,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 03:50:37,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 03:50:37,681 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 03:50:37,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-03 03:50:37,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-03 03:50:37,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-03 03:50:37,682 INFO L87 Difference]: Start difference. First operand 2130 states and 2367 transitions. Second operand 8 states. [2018-12-03 03:50:37,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 03:50:37,988 INFO L93 Difference]: Finished difference Result 3556 states and 3990 transitions. [2018-12-03 03:50:37,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-03 03:50:37,989 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 397 [2018-12-03 03:50:37,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 03:50:37,990 INFO L225 Difference]: With dead ends: 3556 [2018-12-03 03:50:37,990 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 03:50:37,996 INFO L631 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 [2018-12-03 03:50:37,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 03:50:37,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 03:50:37,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 03:50:37,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 03:50:37,997 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 397 [2018-12-03 03:50:37,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 03:50:37,997 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 03:50:37,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-03 03:50:37,998 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 03:50:37,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 03:50:38,001 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 03:50:38,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,360 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 200 [2018-12-03 03:50:38,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:38,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 03:50:39,467 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 200 [2018-12-03 03:50:39,672 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 31 [2018-12-03 03:50:39,851 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 36 [2018-12-03 03:50:40,517 WARN L180 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 50 [2018-12-03 03:50:40,902 WARN L180 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 44 [2018-12-03 03:50:41,137 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2018-12-03 03:50:41,645 WARN L180 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 51 [2018-12-03 03:50:41,770 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 34 [2018-12-03 03:50:42,664 WARN L180 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 81 [2018-12-03 03:50:42,768 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 35 [2018-12-03 03:50:44,218 WARN L180 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 231 DAG size of output: 86 [2018-12-03 03:50:44,473 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 1 [2018-12-03 03:50:45,083 WARN L180 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 49 [2018-12-03 03:50:45,370 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 51 [2018-12-03 03:50:45,588 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 53 [2018-12-03 03:50:45,931 WARN L180 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-12-03 03:50:46,649 WARN L180 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 53 [2018-12-03 03:50:46,810 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 30 [2018-12-03 03:50:46,977 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2018-12-03 03:50:47,139 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 31 [2018-12-03 03:50:47,321 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2018-12-03 03:50:47,537 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 47 [2018-12-03 03:50:48,769 WARN L180 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 181 DAG size of output: 56 [2018-12-03 03:50:49,040 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 39 [2018-12-03 03:50:49,572 WARN L180 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 44 [2018-12-03 03:50:49,747 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 1 [2018-12-03 03:50:50,321 WARN L180 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 30 [2018-12-03 03:50:53,353 WARN L180 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 186 DAG size of output: 79 [2018-12-03 03:50:53,584 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 31 [2018-12-03 03:50:53,707 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 31 [2018-12-03 03:50:53,956 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 28 [2018-12-03 03:50:54,094 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2018-12-03 03:50:54,216 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2018-12-03 03:50:54,665 WARN L180 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 50 [2018-12-03 03:50:54,667 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 679 685) the Hoare annotation is: true [2018-12-03 03:50:54,667 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 679 685) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 686 694) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 686 694) the Hoare annotation is: true [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 686 694) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) 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))) [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) 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)))) [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-12-03 03:50:54,668 INFO L444 ceAbstractionStarter]: At program point L77(line 77) 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))) [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-12-03 03:50:54,668 INFO L444 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse6 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= ~waterLevel~0 2))) (.cse9 (< 0 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse5 .cse7) (or .cse8 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3 .cse0) (or (< ~switchedOnBeforeTS~0 1) .cse8 (< 1 ~waterLevel~0) .cse1 .cse2 .cse0) (or .cse1 .cse2 .cse3 .cse5 .cse7) (or .cse9 .cse6 .cse2 .cse3 .cse5 .cse0) (or .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (or .cse8 .cse1 .cse2 .cse3 .cse7) (or .cse9 .cse1 .cse2 .cse0 .cse3 .cse5))) [2018-12-03 03:50:54,669 INFO L448 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-12-03 03:50:54,669 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-12-03 03:50:54,669 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-12-03 03:50:54,669 INFO L451 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-12-03 03:50:54,669 INFO L448 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-12-03 03:50:54,669 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 173 195) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,669 INFO L444 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~1 1) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,669 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 173 195) no Hoare annotation was computed. [2018-12-03 03:50:54,669 INFO L444 ceAbstractionStarter]: At program point L185-1(line 185) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~1 1) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,669 INFO L448 ceAbstractionStarter]: For program point L183(lines 183 190) no Hoare annotation was computed. [2018-12-03 03:50:54,669 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 183 190) no Hoare annotation was computed. [2018-12-03 03:50:54,669 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-03 03:50:54,669 INFO L444 ceAbstractionStarter]: At program point L180(line 180) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,669 INFO L444 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,669 INFO L444 ceAbstractionStarter]: At program point L179-1(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,669 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 173 195) no Hoare annotation was computed. [2018-12-03 03:50:54,669 INFO L444 ceAbstractionStarter]: At program point L765(line 765) 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))) [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point L765-1(lines 746 770) no Hoare annotation was computed. [2018-12-03 03:50:54,670 INFO L444 ceAbstractionStarter]: At program point L760(line 760) the Hoare annotation is: (let ((.cse4 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) .cse4) (or .cse5 .cse1 .cse2 .cse0 .cse4 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse4 .cse1 (< 2 ~waterLevel~0) .cse2 .cse0) (or .cse5 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-12-03 03:50:54,670 INFO L444 ceAbstractionStarter]: At program point L756(line 756) 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))) [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 762) no Hoare annotation was computed. [2018-12-03 03:50:54,670 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 746 770) 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))) [2018-12-03 03:50:54,670 INFO L444 ceAbstractionStarter]: At program point L752(line 752) 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))) [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point L752-1(line 752) no Hoare annotation was computed. [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 767) no Hoare annotation was computed. [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 746 770) no Hoare annotation was computed. [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 841 849) no Hoare annotation was computed. [2018-12-03 03:50:54,670 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 841 849) the Hoare annotation is: true [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 841 849) no Hoare annotation was computed. [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 672 678) no Hoare annotation was computed. [2018-12-03 03:50:54,670 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 672 678) the Hoare annotation is: true [2018-12-03 03:50:54,670 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 159 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 159 169) no Hoare annotation was computed. [2018-12-03 03:50:54,670 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 159 169) no Hoare annotation was computed. [2018-12-03 03:50:54,671 INFO L444 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,671 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 830 840) the Hoare annotation is: true [2018-12-03 03:50:54,671 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 830 840) no Hoare annotation was computed. [2018-12-03 03:50:54,671 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 830 840) no Hoare annotation was computed. [2018-12-03 03:50:54,671 INFO L451 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: true [2018-12-03 03:50:54,671 INFO L448 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2018-12-03 03:50:54,671 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 822 829) 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)|))) [2018-12-03 03:50:54,671 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 822 829) no Hoare annotation was computed. [2018-12-03 03:50:54,671 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 822 829) no Hoare annotation was computed. [2018-12-03 03:50:54,671 INFO L444 ceAbstractionStarter]: At program point L791(line 791) 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))) [2018-12-03 03:50:54,671 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 772 796) no Hoare annotation was computed. [2018-12-03 03:50:54,671 INFO L448 ceAbstractionStarter]: For program point L791-1(lines 772 796) no Hoare annotation was computed. [2018-12-03 03:50:54,671 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 772 796) 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))) [2018-12-03 03:50:54,671 INFO L444 ceAbstractionStarter]: At program point L786(line 786) 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 .cse0 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse6 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-12-03 03:50:54,671 INFO L444 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse0 .cse6 .cse2 .cse3 .cse4) (or (< 0 ~waterLevel~0) .cse5 .cse6 .cse2 .cse3 .cse7) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4) (or .cse5 .cse7 .cse6 .cse2 .cse3 (not (= ~waterLevel~0 1))))) [2018-12-03 03:50:54,671 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 788) no Hoare annotation was computed. [2018-12-03 03:50:54,671 INFO L444 ceAbstractionStarter]: At program point L778(line 778) 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))) [2018-12-03 03:50:54,671 INFO L448 ceAbstractionStarter]: For program point L778-1(line 778) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point L776(lines 776 793) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point L650(lines 650 656) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 646 659) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 646 659) the Hoare annotation is: true [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 646 659) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 738 744) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 738 744) the Hoare annotation is: true [2018-12-03 03:50:54,672 INFO L444 ceAbstractionStarter]: At program point L962-2(lines 954 967) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 2)) (.cse11 (= 0 ~pumpRunning~0)) (.cse4 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse9 (= ~pumpRunning~0 1)) (.cse6 (and .cse11 (= 2 ~waterLevel~0) .cse4 .cse5)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse10 (or (and (<= 1 ~switchedOnBeforeTS~0) .cse8 .cse4 .cse5) (and .cse8 .cse4 .cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse8 (and .cse0 (and .cse4 .cse5) .cse9)) (and (and .cse8 .cse4 .cse5) .cse9 .cse7) (and .cse0 .cse6) (and .cse0 .cse10 .cse1 .cse3) (and .cse10 .cse1 .cse7 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse4 .cse11 .cse2 .cse5)))) [2018-12-03 03:50:54,672 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 914 979) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point L925(lines 924 971) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L444 ceAbstractionStarter]: At program point L956(line 956) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 2)) (.cse11 (= 0 ~pumpRunning~0)) (.cse4 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse9 (= ~pumpRunning~0 1)) (.cse6 (and .cse11 (= 2 ~waterLevel~0) .cse4 .cse5)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse10 (or (and (<= 1 ~switchedOnBeforeTS~0) .cse8 .cse4 .cse5) (and .cse8 .cse4 .cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse8 (and .cse0 (and .cse4 .cse5) .cse9)) (and (and .cse8 .cse4 .cse5) .cse9 .cse7) (and .cse0 .cse6) (and .cse0 .cse10 .cse1 .cse3) (and .cse10 .cse1 .cse7 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse4 .cse11 .cse2 .cse5)))) [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 967) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 914 979) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L444 ceAbstractionStarter]: At program point L946(line 946) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (and (= 0 ~pumpRunning~0) (= 2 ~waterLevel~0) .cse3 .cse4)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse2 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse7 .cse8) (and .cse5 (and (and .cse3 .cse4) .cse0 (= ~pumpRunning~0 1))) (and .cse0 .cse7) (and (or (and (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse3 .cse4) (and .cse5 .cse3 .cse4 .cse6)) .cse1 .cse8 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point L944(lines 944 950) no Hoare annotation was computed. [2018-12-03 03:50:54,672 INFO L448 ceAbstractionStarter]: For program point L944-1(lines 944 950) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L444 ceAbstractionStarter]: At program point L969(lines 924 971) the Hoare annotation is: (let ((.cse7 (<= ~pumpRunning~0 0)) (.cse9 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 2)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse10 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 1))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8 .cse9 .cse2 .cse4 .cse5) (and .cse0 .cse1 .cse10 .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse6 .cse7 .cse9 .cse2 .cse4 .cse5) (and .cse0 .cse7 (= |old(~waterLevel~0)| ~waterLevel~0) .cse9 .cse2 .cse4) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse6 .cse2 .cse4) .cse7 .cse8 .cse9) (and .cse1 .cse8 .cse2 .cse3 .cse4 .cse5) (or (and .cse0 .cse6 .cse10 .cse2 .cse4 .cse5) (and .cse0 (and (not (= ~waterLevel~0 1)) (not (= ~switchedOnBeforeTS~0 0)) .cse10 .cse2 .cse4) .cse6)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-03 03:50:54,673 INFO L444 ceAbstractionStarter]: At program point L936(line 936) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 1)) (.cse6 (= test_~splverifierCounter~0 0))) (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse0 (and (= 1 ~waterLevel~0) .cse5 .cse6)) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (and (= 0 ~pumpRunning~0) .cse5 .cse6)) (.cse7 (<= ~waterLevel~0 1)) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse11 (= ~waterLevel~0 2)) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (and (and (not (= ~switchedOnBeforeTS~0 0)) .cse5 .cse6) .cse7) .cse8) (not (= |old(~systemActive~0)| 1)) (and (and (or (and .cse9 .cse10) (and (<= 1 ~switchedOnBeforeTS~0) .cse9 .cse7)) .cse2) (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse3) (and .cse9 .cse4 .cse11 .cse10) (and .cse9 .cse4 .cse7 .cse10) (and .cse4 .cse11 .cse8 .cse5 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point L934(lines 934 940) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point L934-1(lines 934 940) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point L926(lines 926 930) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L444 ceAbstractionStarter]: At program point L972(lines 923 973) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 914 979) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point L962(lines 962 966) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 797 804) 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))) [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 797 804) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 797 804) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L444 ceAbstractionStarter]: At program point L816(line 816) 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 .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~7 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point L816-1(lines 805 821) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 805 821) no Hoare annotation was computed. [2018-12-03 03:50:54,673 INFO L444 ceAbstractionStarter]: At program point L810(line 810) 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 .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point L810-1(line 810) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 805 821) 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 .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 886 904) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 899) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L451 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: true [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point L895-2(lines 895 899) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point L893-1(line 893) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 886 904) the Hoare annotation is: true [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 886 904) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 637 645) the Hoare annotation is: true [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 637 645) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 637 645) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 593 604) 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)))) [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 593 604) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point L597-1(lines 593 604) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 605 613) the Hoare annotation is: true [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 605 613) no Hoare annotation was computed. [2018-12-03 03:50:54,674 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 605 613) no Hoare annotation was computed. [2018-12-03 03:50:54,675 INFO L444 ceAbstractionStarter]: At program point L727(line 727) 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))))) [2018-12-03 03:50:54,675 INFO L444 ceAbstractionStarter]: At program point L725(lines 725 731) 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))))))) [2018-12-03 03:50:54,675 INFO L444 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (let ((.cse12 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse11 (not (= |old(~waterLevel~0)| 2)))) (let ((.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse5 (or .cse0 .cse1 .cse11)) (.cse9 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (< 2 |old(~waterLevel~0)|)) (.cse6 (or .cse12 .cse1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5) (or .cse4 (< 1 |old(~waterLevel~0)|) .cse6 .cse7) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse3) (or (and (or .cse0 .cse1 .cse8) (or .cse9 .cse0 .cse1)) .cse10 .cse3) (or .cse9 .cse4 .cse0 .cse10 .cse1) (or .cse4 .cse0 .cse10 .cse1 .cse8) (or .cse7 (or .cse10 .cse6) .cse3) (or (or .cse4 (or .cse1 .cse11) .cse12) .cse7)))) [2018-12-03 03:50:54,675 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 711 737) 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)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse13 (< 1 |old(~waterLevel~0)|)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~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 .cse0 .cse6 .cse2 .cse7 .cse4 .cse8) (or .cse5 .cse13 .cse0 (and .cse16 .cse6) .cse2 .cse7) (or .cse22 .cse14)))) [2018-12-03 03:50:54,675 INFO L448 ceAbstractionStarter]: For program point L718(lines 714 736) no Hoare annotation was computed. [2018-12-03 03:50:54,675 INFO L448 ceAbstractionStarter]: For program point L716(lines 714 736) no Hoare annotation was computed. [2018-12-03 03:50:54,675 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 711 737) no Hoare annotation was computed. [2018-12-03 03:50:54,675 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 711 737) no Hoare annotation was computed. [2018-12-03 03:50:54,675 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 94 123) no Hoare annotation was computed. [2018-12-03 03:50:54,675 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 94 123) the Hoare annotation is: true [2018-12-03 03:50:54,675 INFO L451 ceAbstractionStarter]: At program point L119(lines 94 123) the Hoare annotation is: true [2018-12-03 03:50:54,675 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-03 03:50:54,675 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 112) no Hoare annotation was computed. [2018-12-03 03:50:54,675 INFO L451 ceAbstractionStarter]: At program point L108-1(lines 108 112) the Hoare annotation is: true [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L451 ceAbstractionStarter]: At program point L104-2(lines 104 118) the Hoare annotation is: true [2018-12-03 03:50:54,676 INFO L451 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: true [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 569 580) 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))))) [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 569 580) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 569 580) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 151 157) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 151 157) the Hoare annotation is: true [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L444 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)) [2018-12-03 03:50:54,676 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 905 912) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 905 912) the Hoare annotation is: (let ((.cse7 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= |old(~systemActive~0)| 1)))) (let ((.cse10 (or .cse7 .cse3 (not (= ~waterLevel~0 2)))) (.cse8 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse9 (not (= ~waterLevel~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse11 (< ~switchedOnBeforeTS~0 1)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 1))) (and (or .cse0 (or .cse1 (or .cse2 .cse3)) .cse4) (or .cse5 .cse6 .cse7 .cse0 .cse3 .cse8) (or .cse7 .cse0 .cse3 .cse9 .cse4) (or (or .cse5 .cse10) .cse0) (or .cse0 (or .cse10 .cse4)) (or .cse6 .cse0 .cse7 .cse3 .cse8 .cse4) (or .cse5 .cse7 .cse0 .cse3 .cse9) (or .cse11 .cse6 .cse7 .cse0 .cse3 .cse4) (or .cse0 (or .cse5 .cse1 .cse2 .cse3)) (or .cse11 (< 0 ~waterLevel~0) .cse5 .cse7 .cse3 .cse0)))) [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 905 912) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 581 592) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 581 592) no Hoare annotation was computed. [2018-12-03 03:50:54,676 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 581 592) 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)))))) [2018-12-03 03:50:54,676 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 696 703) no Hoare annotation was computed. [2018-12-03 03:50:54,677 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2018-12-03 03:50:54,677 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 696 703) the Hoare annotation is: true [2018-12-03 03:50:54,677 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 696 703) no Hoare annotation was computed. [2018-12-03 03:50:54,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 03:50:54 BoogieIcfgContainer [2018-12-03 03:50:54,688 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 03:50:54,689 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 03:50:54,689 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 03:50:54,689 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 03:50:54,689 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:20" (3/4) ... [2018-12-03 03:50:54,691 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-03 03:50:54,695 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-03 03:50:54,696 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-03 03:50:54,700 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-12-03 03:50:54,701 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-03 03:50:54,701 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-03 03:50:54,701 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-03 03:50:54,701 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-03 03:50:54,701 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-03 03:50:54,717 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(systemActive) == 1) || (((((0 == methaneLevelCritical && waterLevel == 2) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || (((((waterLevel == 2 && methaneLevelCritical == 1) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && (((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-03 03:50:54,718 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-03 03:50:54,744 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c3a1d57a-ffbe-41d7-bfb2-b04a096b9ce5/bin-2019/utaipan/witness.graphml [2018-12-03 03:50:54,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 03:50:54,745 INFO L168 Benchmark]: Toolchain (without parser) took 34509.31 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.6 GB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -58.1 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-12-03 03:50:54,745 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 03:50:54,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-03 03:50:54,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.98 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. [2018-12-03 03:50:54,745 INFO L168 Benchmark]: Boogie Preprocessor took 21.45 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. [2018-12-03 03:50:54,745 INFO L168 Benchmark]: RCFGBuilder took 320.98 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: 54.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. [2018-12-03 03:50:54,746 INFO L168 Benchmark]: TraceAbstraction took 33818.22 ms. Allocated memory was 1.1 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.7 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-12-03 03:50:54,746 INFO L168 Benchmark]: Witness Printer took 55.62 ms. Allocated memory is still 2.6 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 03:50:54,746 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 270.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -128.1 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.98 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 21.45 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. * RCFGBuilder took 320.98 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: 54.4 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33818.22 ms. Allocated memory was 1.1 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.7 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Witness Printer took 55.62 ms. Allocated memory is still 2.6 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 700]: 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: 924]: Loop Invariant Derived loop invariant: ((((((((((!(\old(systemActive) == 1) || (((((0 == methaneLevelCritical && waterLevel == 2) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || (((((waterLevel == 2 && methaneLevelCritical == 1) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && (((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 923]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 160 locations, 1 error locations. SAFE Result, 33.7s OverallTime, 15 OverallIterations, 9 TraceHistogramMax, 7.4s AutomataDifference, 0.0s DeadEndRemovalTime, 16.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 3322 SDtfs, 4465 SDslu, 11386 SDs, 0 SdLazy, 13398 SolverSat, 2644 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2588 GetRequests, 2280 SyntacticMatches, 41 SemanticMatches, 267 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2226 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2130occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 5.3s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 1753 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 4302 PreInvPairs, 4592 NumberOfFragments, 5481 HoareAnnotationTreeSize, 4302 FomulaSimplifications, 122759 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 66 FomulaSimplificationsInter, 121542 FormulaSimplificationTreeSizeReductionInter, 15.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 3763 NumberOfCodeBlocks, 3763 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 4866 ConstructedInterpolants, 0 QuantifiedInterpolants, 2074908 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4882 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 23 InterpolantComputations, 11 PerfectInterpolantSequences, 3987/4272 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...