./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/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 e002fb6463a65ebb6b75b40986db95c31112380a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:43:37,146 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:43:37,148 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:43:37,158 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:43:37,158 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:43:37,159 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:43:37,160 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:43:37,161 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:43:37,162 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:43:37,163 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:43:37,164 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:43:37,164 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:43:37,165 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:43:37,165 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:43:37,166 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:43:37,168 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:43:37,168 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:43:37,170 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:43:37,172 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:43:37,173 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:43:37,174 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:43:37,175 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:43:37,177 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:43:37,177 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:43:37,177 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:43:37,178 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:43:37,180 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:43:37,180 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:43:37,181 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:43:37,182 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:43:37,182 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:43:37,183 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:43:37,183 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:43:37,183 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:43:37,184 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:43:37,185 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:43:37,185 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 05:43:37,197 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:43:37,198 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:43:37,198 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:43:37,198 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:43:37,199 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 05:43:37,199 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 05:43:37,199 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 05:43:37,199 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 05:43:37,199 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 05:43:37,199 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 05:43:37,200 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 05:43:37,200 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 05:43:37,200 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 05:43:37,200 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:43:37,201 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 05:43:37,201 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:43:37,201 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 05:43:37,201 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:43:37,201 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:43:37,201 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:43:37,202 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:43:37,202 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 05:43:37,202 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:43:37,202 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:43:37,202 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:43:37,202 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:43:37,205 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:43:37,205 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:43:37,205 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:43:37,205 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:43:37,205 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:43:37,205 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:43:37,206 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:43:37,206 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 05:43:37,206 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:43:37,206 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 05:43:37,206 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 05:43:37,206 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_63687e21-7ed1-4828-9d59-ed4acc8249c7/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 -> e002fb6463a65ebb6b75b40986db95c31112380a [2018-11-23 05:43:37,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:43:37,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:43:37,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:43:37,250 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:43:37,250 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:43:37,251 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-23 05:43:37,305 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/data/a26f1ca0c/f32d13d87a934dd6a03160deb602f4e2/FLAGc5ae49d0e [2018-11-23 05:43:37,771 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:43:37,772 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-23 05:43:37,783 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/data/a26f1ca0c/f32d13d87a934dd6a03160deb602f4e2/FLAGc5ae49d0e [2018-11-23 05:43:38,277 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/data/a26f1ca0c/f32d13d87a934dd6a03160deb602f4e2 [2018-11-23 05:43:38,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:43:38,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:43:38,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:43:38,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:43:38,287 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:43:38,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c8d80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38, skipping insertion in model container [2018-11-23 05:43:38,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:43:38,343 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:43:38,635 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:43:38,639 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:43:38,709 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:43:38,722 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:43:38,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38 WrapperNode [2018-11-23 05:43:38,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:43:38,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:43:38,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:43:38,723 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:43:38,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:43:38,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:43:38,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:43:38,792 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:43:38,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... [2018-11-23 05:43:38,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:43:38,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:43:38,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:43:38,841 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:43:38,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:43:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 05:43:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 05:43:38,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 05:43:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 05:43:38,886 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 05:43:38,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:43:38,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:43:38,887 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 05:43:38,887 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 05:43:39,586 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:43:39,586 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 05:43:39,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:43:39 BoogieIcfgContainer [2018-11-23 05:43:39,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:43:39,588 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 05:43:39,588 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 05:43:39,590 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 05:43:39,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:43:38" (1/3) ... [2018-11-23 05:43:39,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6957169f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:43:39, skipping insertion in model container [2018-11-23 05:43:39,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:43:38" (2/3) ... [2018-11-23 05:43:39,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6957169f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:43:39, skipping insertion in model container [2018-11-23 05:43:39,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:43:39" (3/3) ... [2018-11-23 05:43:39,593 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label26_true-unreach-call_false-termination.c [2018-11-23 05:43:39,602 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 05:43:39,608 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 05:43:39,621 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 05:43:39,646 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 05:43:39,647 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 05:43:39,647 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 05:43:39,647 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:43:39,647 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:43:39,647 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 05:43:39,647 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:43:39,648 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 05:43:39,665 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-23 05:43:39,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 05:43:39,673 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:39,674 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:43:39,676 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:39,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:39,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1414431897, now seen corresponding path program 1 times [2018-11-23 05:43:39,683 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:39,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:39,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:39,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:39,717 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:39,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:43:39,986 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:43:39,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:43:39,987 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:43:39,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:43:39,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:43:40,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:43:40,002 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-23 05:43:40,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:43:40,524 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-23 05:43:40,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:43:40,526 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-11-23 05:43:40,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:43:40,535 INFO L225 Difference]: With dead ends: 547 [2018-11-23 05:43:40,535 INFO L226 Difference]: Without dead ends: 338 [2018-11-23 05:43:40,539 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:43:40,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-11-23 05:43:40,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2018-11-23 05:43:40,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-23 05:43:40,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 539 transitions. [2018-11-23 05:43:40,579 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 539 transitions. Word has length 109 [2018-11-23 05:43:40,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:43:40,579 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 539 transitions. [2018-11-23 05:43:40,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:43:40,579 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 539 transitions. [2018-11-23 05:43:40,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 05:43:40,581 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:40,581 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:43:40,581 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:40,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:40,582 INFO L82 PathProgramCache]: Analyzing trace with hash -609512656, now seen corresponding path program 1 times [2018-11-23 05:43:40,582 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:40,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:40,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:40,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:40,583 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:40,674 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:43:40,675 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:43:40,675 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:43:40,675 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:43:40,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:43:40,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:43:40,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:43:40,677 INFO L87 Difference]: Start difference. First operand 338 states and 539 transitions. Second operand 6 states. [2018-11-23 05:43:41,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:43:41,310 INFO L93 Difference]: Finished difference Result 1067 states and 1776 transitions. [2018-11-23 05:43:41,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 05:43:41,312 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-11-23 05:43:41,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:43:41,317 INFO L225 Difference]: With dead ends: 1067 [2018-11-23 05:43:41,317 INFO L226 Difference]: Without dead ends: 735 [2018-11-23 05:43:41,319 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 05:43:41,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2018-11-23 05:43:41,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 720. [2018-11-23 05:43:41,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 720 states. [2018-11-23 05:43:41,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 1116 transitions. [2018-11-23 05:43:41,347 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 1116 transitions. Word has length 119 [2018-11-23 05:43:41,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:43:41,347 INFO L480 AbstractCegarLoop]: Abstraction has 720 states and 1116 transitions. [2018-11-23 05:43:41,347 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:43:41,347 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1116 transitions. [2018-11-23 05:43:41,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 05:43:41,349 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:41,350 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:43:41,350 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:41,350 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:41,350 INFO L82 PathProgramCache]: Analyzing trace with hash 1252784430, now seen corresponding path program 1 times [2018-11-23 05:43:41,350 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:41,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:41,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:41,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:41,352 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:43:41,561 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:43:41,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 05:43:41,563 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:43:41,563 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 05:43:41,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 05:43:41,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:43:41,564 INFO L87 Difference]: Start difference. First operand 720 states and 1116 transitions. Second operand 5 states. [2018-11-23 05:43:42,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:43:42,154 INFO L93 Difference]: Finished difference Result 1569 states and 2474 transitions. [2018-11-23 05:43:42,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 05:43:42,155 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2018-11-23 05:43:42,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:43:42,158 INFO L225 Difference]: With dead ends: 1569 [2018-11-23 05:43:42,158 INFO L226 Difference]: Without dead ends: 717 [2018-11-23 05:43:42,161 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:43:42,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2018-11-23 05:43:42,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 717. [2018-11-23 05:43:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 717 states. [2018-11-23 05:43:42,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 1040 transitions. [2018-11-23 05:43:42,181 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 1040 transitions. Word has length 120 [2018-11-23 05:43:42,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:43:42,182 INFO L480 AbstractCegarLoop]: Abstraction has 717 states and 1040 transitions. [2018-11-23 05:43:42,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 05:43:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1040 transitions. [2018-11-23 05:43:42,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 05:43:42,184 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:42,184 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:43:42,185 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:42,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:42,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1557577546, now seen corresponding path program 1 times [2018-11-23 05:43:42,185 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:42,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:42,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:42,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:42,186 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:43:42,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:43:42,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 05:43:42,304 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:43:42,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 05:43:42,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 05:43:42,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:43:42,305 INFO L87 Difference]: Start difference. First operand 717 states and 1040 transitions. Second operand 4 states. [2018-11-23 05:43:42,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:43:42,857 INFO L93 Difference]: Finished difference Result 1698 states and 2500 transitions. [2018-11-23 05:43:42,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 05:43:42,857 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-11-23 05:43:42,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:43:42,860 INFO L225 Difference]: With dead ends: 1698 [2018-11-23 05:43:42,861 INFO L226 Difference]: Without dead ends: 987 [2018-11-23 05:43:42,862 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:43:42,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 987 states. [2018-11-23 05:43:42,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 987 to 987. [2018-11-23 05:43:42,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 987 states. [2018-11-23 05:43:42,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 987 states and 1355 transitions. [2018-11-23 05:43:42,880 INFO L78 Accepts]: Start accepts. Automaton has 987 states and 1355 transitions. Word has length 124 [2018-11-23 05:43:42,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:43:42,880 INFO L480 AbstractCegarLoop]: Abstraction has 987 states and 1355 transitions. [2018-11-23 05:43:42,880 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 05:43:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1355 transitions. [2018-11-23 05:43:42,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 05:43:42,883 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:42,883 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 05:43:42,883 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:42,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:42,883 INFO L82 PathProgramCache]: Analyzing trace with hash -323555598, now seen corresponding path program 1 times [2018-11-23 05:43:42,883 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:42,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:42,884 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:42,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:42,884 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:42,975 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 05:43:42,975 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:43:42,975 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:43:42,976 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 169 with the following transitions: [2018-11-23 05:43:42,977 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-23 05:43:43,009 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:43:43,009 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:43:43,309 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 05:43:43,310 INFO L272 AbstractInterpreter]: Visited 111 different actions 111 times. Never merged. Never widened. Performed 1511 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1511 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 42 variables. [2018-11-23 05:43:43,323 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:43,323 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 05:43:43,574 INFO L227 lantSequenceWeakener]: Weakened 156 states. On average, predicates are now at 80.29% of their original sizes. [2018-11-23 05:43:43,574 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 05:43:43,606 INFO L415 sIntCurrentIteration]: We unified 167 AI predicates to 167 [2018-11-23 05:43:43,607 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 05:43:43,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:43:43,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-23 05:43:43,607 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:43:43,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:43:43,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:43:43,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:43:43,608 INFO L87 Difference]: Start difference. First operand 987 states and 1355 transitions. Second operand 6 states. [2018-11-23 05:43:46,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:43:46,080 INFO L93 Difference]: Finished difference Result 2104 states and 2870 transitions. [2018-11-23 05:43:46,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 05:43:46,080 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 168 [2018-11-23 05:43:46,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:43:46,083 INFO L225 Difference]: With dead ends: 2104 [2018-11-23 05:43:46,083 INFO L226 Difference]: Without dead ends: 1123 [2018-11-23 05:43:46,085 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 168 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:43:46,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2018-11-23 05:43:46,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1122. [2018-11-23 05:43:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1122 states. [2018-11-23 05:43:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 1122 states and 1496 transitions. [2018-11-23 05:43:46,101 INFO L78 Accepts]: Start accepts. Automaton has 1122 states and 1496 transitions. Word has length 168 [2018-11-23 05:43:46,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:43:46,102 INFO L480 AbstractCegarLoop]: Abstraction has 1122 states and 1496 transitions. [2018-11-23 05:43:46,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:43:46,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1496 transitions. [2018-11-23 05:43:46,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 05:43:46,104 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:46,104 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-11-23 05:43:46,104 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:46,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:46,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1525224755, now seen corresponding path program 1 times [2018-11-23 05:43:46,105 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:46,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:46,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:46,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:46,106 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:46,200 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 81 proven. 41 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 05:43:46,200 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:43:46,200 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:43:46,201 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 177 with the following transitions: [2018-11-23 05:43:46,201 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-23 05:43:46,205 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:43:46,205 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:43:46,383 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 05:43:46,383 INFO L272 AbstractInterpreter]: Visited 115 different actions 224 times. Merged at 4 different actions 4 times. Never widened. Performed 3015 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3015 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-23 05:43:46,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:46,395 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 05:43:46,573 INFO L227 lantSequenceWeakener]: Weakened 173 states. On average, predicates are now at 81.69% of their original sizes. [2018-11-23 05:43:46,573 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 05:43:46,624 INFO L415 sIntCurrentIteration]: We unified 175 AI predicates to 175 [2018-11-23 05:43:46,624 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 05:43:46,624 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:43:46,624 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2018-11-23 05:43:46,624 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:43:46,625 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 05:43:46,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 05:43:46,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:43:46,625 INFO L87 Difference]: Start difference. First operand 1122 states and 1496 transitions. Second operand 10 states. [2018-11-23 05:43:49,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:43:49,724 INFO L93 Difference]: Finished difference Result 2242 states and 3014 transitions. [2018-11-23 05:43:49,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 05:43:49,725 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 176 [2018-11-23 05:43:49,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:43:49,729 INFO L225 Difference]: With dead ends: 2242 [2018-11-23 05:43:49,729 INFO L226 Difference]: Without dead ends: 1261 [2018-11-23 05:43:49,731 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 183 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-23 05:43:49,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1261 states. [2018-11-23 05:43:49,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1261 to 1259. [2018-11-23 05:43:49,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1259 states. [2018-11-23 05:43:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1643 transitions. [2018-11-23 05:43:49,756 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1643 transitions. Word has length 176 [2018-11-23 05:43:49,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:43:49,757 INFO L480 AbstractCegarLoop]: Abstraction has 1259 states and 1643 transitions. [2018-11-23 05:43:49,757 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 05:43:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1643 transitions. [2018-11-23 05:43:49,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 05:43:49,760 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:49,761 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:43:49,761 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:49,761 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:49,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1202908254, now seen corresponding path program 1 times [2018-11-23 05:43:49,761 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:49,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:49,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:49,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:49,762 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:49,866 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 89 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 05:43:49,866 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:43:49,866 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:43:49,867 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 191 with the following transitions: [2018-11-23 05:43:49,867 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-23 05:43:49,870 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:43:49,870 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:43:50,021 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 05:43:50,021 INFO L272 AbstractInterpreter]: Visited 114 different actions 222 times. Merged at 4 different actions 4 times. Never widened. Performed 3036 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3036 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-23 05:43:50,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:50,022 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 05:43:50,213 INFO L227 lantSequenceWeakener]: Weakened 187 states. On average, predicates are now at 81.69% of their original sizes. [2018-11-23 05:43:50,214 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 05:43:50,256 INFO L415 sIntCurrentIteration]: We unified 189 AI predicates to 189 [2018-11-23 05:43:50,256 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 05:43:50,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:43:50,257 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 05:43:50,257 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:43:50,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 05:43:50,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 05:43:50,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:43:50,258 INFO L87 Difference]: Start difference. First operand 1259 states and 1643 transitions. Second operand 10 states. [2018-11-23 05:43:53,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:43:53,127 INFO L93 Difference]: Finished difference Result 2652 states and 3536 transitions. [2018-11-23 05:43:53,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 05:43:53,127 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 190 [2018-11-23 05:43:53,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:43:53,131 INFO L225 Difference]: With dead ends: 2652 [2018-11-23 05:43:53,131 INFO L226 Difference]: Without dead ends: 1671 [2018-11-23 05:43:53,133 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 198 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-11-23 05:43:53,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1671 states. [2018-11-23 05:43:53,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1671 to 1669. [2018-11-23 05:43:53,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1669 states. [2018-11-23 05:43:53,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 2091 transitions. [2018-11-23 05:43:53,156 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 2091 transitions. Word has length 190 [2018-11-23 05:43:53,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:43:53,156 INFO L480 AbstractCegarLoop]: Abstraction has 1669 states and 2091 transitions. [2018-11-23 05:43:53,156 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 05:43:53,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2091 transitions. [2018-11-23 05:43:53,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 05:43:53,159 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:53,159 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:43:53,160 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:53,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:53,160 INFO L82 PathProgramCache]: Analyzing trace with hash -125648391, now seen corresponding path program 1 times [2018-11-23 05:43:53,160 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:53,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:53,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:53,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:53,161 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:53,242 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 86 proven. 45 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 05:43:53,242 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:43:53,242 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:43:53,242 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 199 with the following transitions: [2018-11-23 05:43:53,243 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-23 05:43:53,246 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:43:53,246 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:43:53,633 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 05:43:53,633 INFO L272 AbstractInterpreter]: Visited 116 different actions 464 times. Merged at 8 different actions 33 times. Widened at 1 different actions 1 times. Performed 6670 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6670 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 8 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-23 05:43:53,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:53,636 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 05:43:53,636 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:43:53,636 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:43:53,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:53,643 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 05:43:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:53,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:43:53,797 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 103 proven. 2 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 05:43:53,797 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 05:43:53,884 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 91 proven. 38 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 05:43:53,899 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 05:43:53,900 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-11-23 05:43:53,900 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 05:43:53,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 05:43:53,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 05:43:53,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-23 05:43:53,901 INFO L87 Difference]: Start difference. First operand 1669 states and 2091 transitions. Second operand 11 states. [2018-11-23 05:43:55,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:43:55,195 INFO L93 Difference]: Finished difference Result 5271 states and 7252 transitions. [2018-11-23 05:43:55,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 05:43:55,196 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 198 [2018-11-23 05:43:55,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:43:55,205 INFO L225 Difference]: With dead ends: 5271 [2018-11-23 05:43:55,205 INFO L226 Difference]: Without dead ends: 4153 [2018-11-23 05:43:55,209 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 399 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-11-23 05:43:55,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4153 states. [2018-11-23 05:43:55,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4153 to 4127. [2018-11-23 05:43:55,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4127 states. [2018-11-23 05:43:55,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 5255 transitions. [2018-11-23 05:43:55,267 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 5255 transitions. Word has length 198 [2018-11-23 05:43:55,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:43:55,267 INFO L480 AbstractCegarLoop]: Abstraction has 4127 states and 5255 transitions. [2018-11-23 05:43:55,267 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 05:43:55,267 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 5255 transitions. [2018-11-23 05:43:55,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 05:43:55,274 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:55,274 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:43:55,274 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:55,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:55,274 INFO L82 PathProgramCache]: Analyzing trace with hash -244561614, now seen corresponding path program 1 times [2018-11-23 05:43:55,275 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:55,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:55,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:55,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:55,275 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 110 proven. 70 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-23 05:43:55,368 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:43:55,368 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:43:55,368 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 222 with the following transitions: [2018-11-23 05:43:55,368 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-23 05:43:55,371 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:43:55,371 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:43:55,632 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 05:43:55,632 INFO L272 AbstractInterpreter]: Visited 117 different actions 468 times. Merged at 9 different actions 33 times. Never widened. Performed 6712 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6712 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 10 fixpoints after 4 different actions. Largest state had 42 variables. [2018-11-23 05:43:55,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:55,635 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 05:43:55,635 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:43:55,635 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:43:55,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:55,645 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 05:43:55,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:55,723 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:43:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 133 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 05:43:55,856 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 05:43:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 115 proven. 20 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 05:43:55,924 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 05:43:55,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2018-11-23 05:43:55,924 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 05:43:55,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 05:43:55,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 05:43:55,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-11-23 05:43:55,925 INFO L87 Difference]: Start difference. First operand 4127 states and 5255 transitions. Second operand 12 states. [2018-11-23 05:43:58,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:43:58,888 INFO L93 Difference]: Finished difference Result 15980 states and 22743 transitions. [2018-11-23 05:43:58,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-11-23 05:43:58,888 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 221 [2018-11-23 05:43:58,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:43:58,944 INFO L225 Difference]: With dead ends: 15980 [2018-11-23 05:43:58,944 INFO L226 Difference]: Without dead ends: 12131 [2018-11-23 05:43:58,973 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 525 GetRequests, 475 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 711 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=532, Invalid=2018, Unknown=0, NotChecked=0, Total=2550 [2018-11-23 05:43:58,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12131 states. [2018-11-23 05:43:59,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12131 to 11855. [2018-11-23 05:43:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11855 states. [2018-11-23 05:43:59,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11855 states to 11855 states and 15467 transitions. [2018-11-23 05:43:59,259 INFO L78 Accepts]: Start accepts. Automaton has 11855 states and 15467 transitions. Word has length 221 [2018-11-23 05:43:59,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:43:59,259 INFO L480 AbstractCegarLoop]: Abstraction has 11855 states and 15467 transitions. [2018-11-23 05:43:59,259 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 05:43:59,259 INFO L276 IsEmpty]: Start isEmpty. Operand 11855 states and 15467 transitions. [2018-11-23 05:43:59,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-23 05:43:59,285 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:43:59,286 INFO L402 BasicCegarLoop]: trace histogram [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, 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] [2018-11-23 05:43:59,286 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:43:59,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:59,286 INFO L82 PathProgramCache]: Analyzing trace with hash 2025089395, now seen corresponding path program 1 times [2018-11-23 05:43:59,286 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:43:59,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:59,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:59,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:43:59,287 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:43:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:43:59,438 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 164 proven. 51 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 05:43:59,438 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:43:59,438 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:43:59,439 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 228 with the following transitions: [2018-11-23 05:43:59,439 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [105], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-23 05:43:59,441 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:43:59,442 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:43:59,941 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 05:43:59,941 INFO L272 AbstractInterpreter]: Visited 116 different actions 456 times. Merged at 8 different actions 25 times. Never widened. Performed 6680 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6680 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 7 fixpoints after 4 different actions. Largest state had 42 variables. [2018-11-23 05:43:59,951 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:43:59,951 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 05:43:59,951 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:43:59,951 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:43:59,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:43:59,962 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 05:44:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:44:00,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:44:00,063 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 156 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-23 05:44:00,063 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 05:44:00,127 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 179 proven. 2 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-23 05:44:00,143 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 05:44:00,143 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2018-11-23 05:44:00,143 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 05:44:00,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 05:44:00,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 05:44:00,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-11-23 05:44:00,144 INFO L87 Difference]: Start difference. First operand 11855 states and 15467 transitions. Second operand 11 states. [2018-11-23 05:44:02,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:44:02,050 INFO L93 Difference]: Finished difference Result 26612 states and 37534 transitions. [2018-11-23 05:44:02,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-23 05:44:02,051 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 227 [2018-11-23 05:44:02,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:44:02,117 INFO L225 Difference]: With dead ends: 26612 [2018-11-23 05:44:02,117 INFO L226 Difference]: Without dead ends: 15311 [2018-11-23 05:44:02,160 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 517 GetRequests, 474 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=331, Invalid=1391, Unknown=0, NotChecked=0, Total=1722 [2018-11-23 05:44:02,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15311 states. [2018-11-23 05:44:02,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15311 to 13991. [2018-11-23 05:44:02,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13991 states. [2018-11-23 05:44:02,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13991 states to 13991 states and 17296 transitions. [2018-11-23 05:44:02,500 INFO L78 Accepts]: Start accepts. Automaton has 13991 states and 17296 transitions. Word has length 227 [2018-11-23 05:44:02,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:44:02,500 INFO L480 AbstractCegarLoop]: Abstraction has 13991 states and 17296 transitions. [2018-11-23 05:44:02,500 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 05:44:02,500 INFO L276 IsEmpty]: Start isEmpty. Operand 13991 states and 17296 transitions. [2018-11-23 05:44:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-23 05:44:02,519 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:44:02,519 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 05:44:02,519 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:44:02,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:44:02,519 INFO L82 PathProgramCache]: Analyzing trace with hash 32412591, now seen corresponding path program 1 times [2018-11-23 05:44:02,519 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:44:02,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:44:02,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:44:02,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:44:02,520 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:44:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:44:02,618 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 236 proven. 2 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 05:44:02,619 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:44:02,619 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 05:44:02,619 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 267 with the following transitions: [2018-11-23 05:44:02,619 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [45], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [129], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [517], [519], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-23 05:44:02,621 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 05:44:02,621 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 05:44:02,925 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 05:44:02,925 INFO L272 AbstractInterpreter]: Visited 118 different actions 477 times. Merged at 10 different actions 38 times. Widened at 1 different actions 1 times. Performed 7033 root evaluator evaluations with a maximum evaluation depth of 3. Performed 7033 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 11 fixpoints after 5 different actions. Largest state had 42 variables. [2018-11-23 05:44:02,931 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:44:02,931 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 05:44:02,931 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:44:02,931 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 05:44:02,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:44:02,937 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 05:44:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:44:03,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:44:03,083 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 236 proven. 2 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 05:44:03,083 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 05:44:03,172 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 236 proven. 2 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 05:44:03,187 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 05:44:03,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 12 [2018-11-23 05:44:03,188 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 05:44:03,188 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 05:44:03,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 05:44:03,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-11-23 05:44:03,189 INFO L87 Difference]: Start difference. First operand 13991 states and 17296 transitions. Second operand 9 states. [2018-11-23 05:44:03,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:44:03,982 INFO L93 Difference]: Finished difference Result 25562 states and 32318 transitions. [2018-11-23 05:44:03,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 05:44:03,982 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 266 [2018-11-23 05:44:03,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:44:03,983 INFO L225 Difference]: With dead ends: 25562 [2018-11-23 05:44:03,983 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 05:44:04,046 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 557 GetRequests, 536 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=132, Invalid=374, Unknown=0, NotChecked=0, Total=506 [2018-11-23 05:44:04,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 05:44:04,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 05:44:04,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 05:44:04,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 05:44:04,047 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 266 [2018-11-23 05:44:04,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:44:04,047 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:44:04,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 05:44:04,047 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:44:04,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 05:44:04,051 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 05:44:04,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:04,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,542 WARN L180 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 725 DAG size of output: 237 [2018-11-23 05:44:05,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:05,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:44:06,316 WARN L180 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 240 [2018-11-23 05:44:07,322 WARN L180 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 101 [2018-11-23 05:44:07,810 WARN L180 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 68 [2018-11-23 05:44:08,285 WARN L180 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 68 [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-23 05:44:08,287 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-23 05:44:08,288 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2018-11-23 05:44:08,289 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,290 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,291 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,292 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-23 05:44:08,293 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,294 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-23 05:44:08,295 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse14 (= 1 |old(~a17~0)|)) (.cse7 (= |old(~a20~0)| ~a20~0)) (.cse6 (= ~a7~0 |old(~a7~0)|)) (.cse8 (= ~a17~0 |old(~a17~0)|)) (.cse26 (= ~a16~0 |old(~a16~0)|)) (.cse9 (<= |old(~a8~0)| ~a8~0)) (.cse27 (= 1 ~a21~0))) (let ((.cse5 (< 0 |old(~a20~0)|)) (.cse3 (and .cse7 .cse6 .cse8 .cse26 .cse9 .cse27)) (.cse15 (< |old(~a8~0)| 15)) (.cse25 (and .cse7 .cse6 .cse8 .cse9 .cse27 (= 5 ~a16~0))) (.cse0 (= 6 |old(~a16~0)|)) (.cse21 (not (= 5 |old(~a16~0)|))) (.cse19 (not (= 0 |old(~a7~0)|))) (.cse18 (= |calculate_output_#in~input| 0)) (.cse22 (= ~a8~0 15)) (.cse20 (not (= 15 |old(~a8~0)|))) (.cse11 (= ~a21~0 |old(~a21~0)|)) (.cse24 (< |old(~a20~0)| 1)) (.cse4 (< 0 |old(~a17~0)|)) (.cse12 (< 0 |old(~a21~0)|)) (.cse1 (not (= 1 |old(~a21~0)|))) (.cse16 (not (= 1 |old(~a20~0)|))) (.cse23 (not (= 4 |old(~a16~0)|))) (.cse10 (= |old(~a16~0)| ~a16~0)) (.cse2 (not (= 8 ~a12~0))) (.cse13 (= 1 |old(~a7~0)|)) (.cse17 (not .cse14))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse2 (and .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) .cse12) (or .cse1 .cse13 .cse2 .cse14 .cse3 .cse15) (or .cse1 .cse13 .cse16 .cse3 .cse2 .cse17) (or .cse18 (or .cse19 .cse1 .cse20 (not (= 0 |old(~a20~0)|)) .cse21 .cse2 .cse17) .cse22) (or .cse1 .cse13 .cse3 .cse2 .cse15 .cse5) (or .cse1 .cse13 .cse23 .cse2 .cse24 .cse3) (or .cse1 .cse13 .cse23 .cse2 .cse14 .cse3) (or .cse19 .cse1 .cse2 .cse18 .cse17 .cse22 .cse16 .cse20 .cse21) (or .cse1 .cse13 .cse25 .cse21 .cse2 .cse15) (or .cse1 .cse21 .cse2 .cse4 .cse25) (or (and (or .cse18 (or (not .cse0) .cse19 .cse1 .cse16 .cse20 (not (= 0 |old(~a17~0)|)) .cse2)) (or .cse19 .cse1 .cse20 .cse21 (not (= |old(~a20~0)| 1)) .cse2 .cse4 .cse18)) .cse22) (or .cse19 .cse1 .cse23 .cse2 .cse4 .cse18 .cse22 .cse16 .cse20) (or (and .cse7 .cse11 .cse6 .cse8 .cse26 .cse9) .cse2 .cse24 .cse4 .cse12) (or .cse1 .cse16 .cse23 (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse10 .cse27 (= 1 ~a17~0)) .cse2 (not .cse13) (not (= 13 |old(~a8~0)|)) .cse17)))) [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-23 05:44:08,296 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-23 05:44:08,297 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-23 05:44:08,298 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a7~0 0) (= ~a8~0 15) (= ~a17~0 1) (= 1 ~a21~0) (= ~a12~0 8) (= ~a20~0 1) (= ~a16~0 5)) [2018-11-23 05:44:08,299 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:44:08,299 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (and (= ~a8~0 15) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0) (= ~a20~0 1) (= ~a16~0 5)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-11-23 05:44:08,299 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-23 05:44:08,300 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse5 (<= ~a21~0 0)) (.cse2 (<= ~a17~0 0)) (.cse3 (<= ~a20~0 0)) (.cse8 (= ~a16~0 4)) (.cse6 (<= 1 ~a20~0)) (.cse4 (= 5 ~a16~0)) (.cse7 (not (= ~a7~0 1))) (.cse10 (<= 15 ~a8~0)) (.cse1 (= 1 ~a21~0)) (.cse9 (not (= ~a17~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse2 .cse1 .cse4) (and .cse5 .cse0) (and (= 1 ~a20~0) (= 13 ~a8~0) (= 4 ~a16~0) .cse1 (= 1 ~a17~0)) (and .cse5 .cse2 .cse6) (not (= 1 |old(~a21~0)|)) (not (= 8 ~a12~0)) (and .cse7 .cse8 .cse1 .cse9) (and .cse7 (<= |old(~a8~0)| ~a8~0) .cse1 .cse3) (and .cse7 (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) .cse1) (and .cse7 .cse8 .cse1 .cse6) (and .cse7 .cse10 .cse1 .cse4) (and .cse7 .cse10 .cse1 .cse9) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a17~0)|)) (not (= 15 |old(~a8~0)|)))) [2018-11-23 05:44:08,300 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-23 05:44:08,300 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-23 05:44:08,300 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse5 (<= ~a21~0 0)) (.cse2 (<= ~a17~0 0)) (.cse3 (<= ~a20~0 0)) (.cse8 (= ~a16~0 4)) (.cse6 (<= 1 ~a20~0)) (.cse4 (= 5 ~a16~0)) (.cse7 (not (= ~a7~0 1))) (.cse10 (<= 15 ~a8~0)) (.cse1 (= 1 ~a21~0)) (.cse9 (not (= ~a17~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse2 .cse1 .cse4) (and .cse5 .cse0) (and (= 1 ~a20~0) (= 13 ~a8~0) (= 4 ~a16~0) .cse1 (= 1 ~a17~0)) (and .cse5 .cse2 .cse6) (not (= 1 |old(~a21~0)|)) (not (= 8 ~a12~0)) (and .cse7 .cse8 .cse1 .cse9) (and .cse7 (<= |old(~a8~0)| ~a8~0) .cse1 .cse3) (and .cse7 (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) .cse1) (and .cse7 .cse8 .cse1 .cse6) (and .cse7 .cse10 .cse1 .cse4) (and .cse7 .cse10 .cse1 .cse9) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a17~0)|)) (not (= 15 |old(~a8~0)|)))) [2018-11-23 05:44:08,300 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-23 05:44:08,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:44:08 BoogieIcfgContainer [2018-11-23 05:44:08,310 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 05:44:08,310 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:44:08,310 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:44:08,310 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:44:08,311 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:43:39" (3/4) ... [2018-11-23 05:44:08,313 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 05:44:08,318 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 05:44:08,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 05:44:08,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 05:44:08,327 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 05:44:08,327 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 05:44:08,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0) || !(1 == \old(a20))) || !(5 == \old(a16))) || ((a17 <= 0 && 1 == a21) && 5 == a16)) || (a21 <= 0 && !(a16 == 6))) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || ((a21 <= 0 && a17 <= 0) && 1 <= a20)) || !(1 == \old(a21))) || !(8 == a12)) || (((!(a7 == 1) && a16 == 4) && 1 == a21) && !(a17 == 1))) || (((!(a7 == 1) && \old(a8) <= a8) && 1 == a21) && a20 <= 0)) || (((!(a7 == 1) && \old(a20) == a20) && a17 == \old(a17)) && 1 == a21)) || (((!(a7 == 1) && a16 == 4) && 1 == a21) && 1 <= a20)) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && 5 == a16)) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && !(a17 == 1))) || !(0 == \old(a7))) || !(1 == \old(a17))) || !(15 == \old(a8)) [2018-11-23 05:44:08,416 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_63687e21-7ed1-4828-9d59-ed4acc8249c7/bin-2019/utaipan/witness.graphml [2018-11-23 05:44:08,416 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:44:08,417 INFO L168 Benchmark]: Toolchain (without parser) took 30135.13 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.6 GB). Free memory was 951.1 MB in the beginning and 1.4 GB in the end (delta: -406.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-23 05:44:08,417 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:44:08,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 438.50 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 05:44:08,417 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -191.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:44:08,418 INFO L168 Benchmark]: Boogie Preprocessor took 48.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:44:08,418 INFO L168 Benchmark]: RCFGBuilder took 746.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.8 MB in the end (delta: 104.1 MB). Peak memory consumption was 104.1 MB. Max. memory is 11.5 GB. [2018-11-23 05:44:08,418 INFO L168 Benchmark]: TraceAbstraction took 28722.14 ms. Allocated memory was 1.1 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 997.8 MB in the beginning and 1.4 GB in the end (delta: -394.1 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2018-11-23 05:44:08,418 INFO L168 Benchmark]: Witness Printer took 106.16 ms. Allocated memory is still 2.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2018-11-23 05:44:08,420 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 438.50 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -191.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 746.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.8 MB in the end (delta: 104.1 MB). Peak memory consumption was 104.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28722.14 ms. Allocated memory was 1.1 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 997.8 MB in the beginning and 1.4 GB in the end (delta: -394.1 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. * Witness Printer took 106.16 ms. Allocated memory is still 2.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: 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: 583]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0) || !(1 == \old(a20))) || !(5 == \old(a16))) || ((a17 <= 0 && 1 == a21) && 5 == a16)) || (a21 <= 0 && !(a16 == 6))) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || ((a21 <= 0 && a17 <= 0) && 1 <= a20)) || !(1 == \old(a21))) || !(8 == a12)) || (((!(a7 == 1) && a16 == 4) && 1 == a21) && !(a17 == 1))) || (((!(a7 == 1) && \old(a8) <= a8) && 1 == a21) && a20 <= 0)) || (((!(a7 == 1) && \old(a20) == a20) && a17 == \old(a17)) && 1 == a21)) || (((!(a7 == 1) && a16 == 4) && 1 == a21) && 1 <= a20)) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && 5 == a16)) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && !(a17 == 1))) || !(0 == \old(a7))) || !(1 == \old(a17))) || !(15 == \old(a8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 28.6s OverallTime, 11 OverallIterations, 7 TraceHistogramMax, 18.0s AutomataDifference, 0.0s DeadEndRemovalTime, 4.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1379 SDtfs, 12284 SDslu, 2746 SDs, 0 SdLazy, 16510 SolverSat, 2947 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.5s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 2596 GetRequests, 2405 SyntacticMatches, 12 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1385 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13991occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.1s AbstIntTime, 7 AbstIntIterations, 3 AbstIntStrong, 0.9968210352519882 AbsIntWeakeningRatio, 0.24293785310734464 AbsIntAvgWeakeningVarsNumRemoved, 29.263653483992467 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 1642 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 604 PreInvPairs, 1088 NumberOfFragments, 1035 HoareAnnotationTreeSize, 604 FomulaSimplifications, 85533 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 15435 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2830 NumberOfCodeBlocks, 2830 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3723 ConstructedInterpolants, 0 QuantifiedInterpolants, 1655530 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2620 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 19 InterpolantComputations, 4 PerfectInterpolantSequences, 3262/3594 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...