./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label17_true-unreach-call.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_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label17_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/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 9969672a88e02d3c3286f963a1c232dc87c73205 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:40:27,893 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:40:27,894 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:40:27,901 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:40:27,901 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:40:27,902 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:40:27,902 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:40:27,903 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:40:27,904 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:40:27,905 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:40:27,906 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:40:27,906 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:40:27,906 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:40:27,907 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:40:27,908 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:40:27,909 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:40:27,909 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:40:27,910 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:40:27,912 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:40:27,913 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:40:27,913 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:40:27,914 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:40:27,916 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:40:27,916 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:40:27,916 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:40:27,917 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:40:27,917 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:40:27,918 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:40:27,918 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:40:27,919 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:40:27,919 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:40:27,920 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:40:27,920 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:40:27,920 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:40:27,921 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:40:27,921 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:40:27,922 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 15:40:27,932 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:40:27,932 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:40:27,933 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:40:27,933 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 15:40:27,933 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 15:40:27,933 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 15:40:27,933 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 15:40:27,933 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 15:40:27,933 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 15:40:27,933 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 15:40:27,934 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 15:40:27,934 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 15:40:27,934 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 15:40:27,934 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:40:27,935 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:40:27,935 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:40:27,935 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:40:27,935 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:40:27,935 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:40:27,935 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:40:27,935 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:40:27,936 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:40:27,936 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:40:27,936 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:40:27,936 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:40:27,936 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:40:27,936 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 15:40:27,936 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:40:27,937 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 15:40:27,937 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:40:27,937 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:40:27,937 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:40:27,937 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:40:27,937 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 15:40:27,937 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:40:27,937 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:40:27,938 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 15:40:27,938 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_50e118d0-695a-4dd0-9104-5dacdb7e06fa/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 -> 9969672a88e02d3c3286f963a1c232dc87c73205 [2018-11-23 15:40:27,959 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:40:27,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:40:27,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:40:27,970 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:40:27,970 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:40:27,971 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label17_true-unreach-call.c [2018-11-23 15:40:28,007 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/data/4d93f736f/f50a2fa6691247149e57666b06f8c602/FLAG5364ced4d [2018-11-23 15:40:28,514 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:40:28,514 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/sv-benchmarks/c/eca-rers2012/Problem16_label17_true-unreach-call.c [2018-11-23 15:40:28,526 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/data/4d93f736f/f50a2fa6691247149e57666b06f8c602/FLAG5364ced4d [2018-11-23 15:40:28,989 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/data/4d93f736f/f50a2fa6691247149e57666b06f8c602 [2018-11-23 15:40:28,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:40:28,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:40:28,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:40:28,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:40:28,994 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:40:28,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:28" (1/1) ... [2018-11-23 15:40:28,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cfd07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:28, skipping insertion in model container [2018-11-23 15:40:28,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:28" (1/1) ... [2018-11-23 15:40:29,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:40:29,047 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:40:29,439 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:40:29,442 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:40:29,616 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:40:29,629 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:40:29,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29 WrapperNode [2018-11-23 15:40:29,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:40:29,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:40:29,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:40:29,631 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:40:29,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... [2018-11-23 15:40:29,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... [2018-11-23 15:40:29,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:40:29,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:40:29,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:40:29,730 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:40:29,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... [2018-11-23 15:40:29,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... [2018-11-23 15:40:29,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... [2018-11-23 15:40:29,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... [2018-11-23 15:40:29,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... [2018-11-23 15:40:29,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... [2018-11-23 15:40:29,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... [2018-11-23 15:40:29,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:40:29,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:40:29,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:40:29,806 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:40:29,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/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 15:40:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 15:40:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 15:40:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 15:40:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-23 15:40:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-23 15:40:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 15:40:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 15:40:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:40:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:40:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 15:40:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 15:40:31,167 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:40:31,167 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 15:40:31,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:40:31 BoogieIcfgContainer [2018-11-23 15:40:31,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:40:31,168 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 15:40:31,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 15:40:31,170 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 15:40:31,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:40:28" (1/3) ... [2018-11-23 15:40:31,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591cc23f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:40:31, skipping insertion in model container [2018-11-23 15:40:31,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:29" (2/3) ... [2018-11-23 15:40:31,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591cc23f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:40:31, skipping insertion in model container [2018-11-23 15:40:31,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:40:31" (3/3) ... [2018-11-23 15:40:31,173 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label17_true-unreach-call.c [2018-11-23 15:40:31,179 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 15:40:31,184 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 15:40:31,194 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 15:40:31,217 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 15:40:31,218 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 15:40:31,218 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 15:40:31,218 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 15:40:31,218 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 15:40:31,218 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 15:40:31,218 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 15:40:31,218 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 15:40:31,238 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-11-23 15:40:31,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:40:31,244 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:31,244 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] [2018-11-23 15:40:31,246 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:31,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:31,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1802126811, now seen corresponding path program 1 times [2018-11-23 15:40:31,251 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:40:31,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:31,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:31,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:31,281 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:40:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:31,465 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 15:40:31,466 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:31,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 15:40:31,467 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:40:31,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:40:31,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:40:31,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:40:31,480 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-11-23 15:40:33,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:33,084 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-11-23 15:40:33,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:40:33,085 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-11-23 15:40:33,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:33,096 INFO L225 Difference]: With dead ends: 1153 [2018-11-23 15:40:33,096 INFO L226 Difference]: Without dead ends: 742 [2018-11-23 15:40:33,100 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 15:40:33,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2018-11-23 15:40:33,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2018-11-23 15:40:33,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2018-11-23 15:40:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1353 transitions. [2018-11-23 15:40:33,163 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1353 transitions. Word has length 64 [2018-11-23 15:40:33,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:33,164 INFO L480 AbstractCegarLoop]: Abstraction has 742 states and 1353 transitions. [2018-11-23 15:40:33,164 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:40:33,164 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1353 transitions. [2018-11-23 15:40:33,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 15:40:33,169 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:33,170 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:40:33,170 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:33,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:33,170 INFO L82 PathProgramCache]: Analyzing trace with hash 2014427524, now seen corresponding path program 1 times [2018-11-23 15:40:33,170 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:40:33,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:33,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:33,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:33,172 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:40:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:33,297 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:33,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:33,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:40:33,298 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:40:33,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:40:33,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:40:33,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:40:33,300 INFO L87 Difference]: Start difference. First operand 742 states and 1353 transitions. Second operand 6 states. [2018-11-23 15:40:34,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:34,968 INFO L93 Difference]: Finished difference Result 2183 states and 4069 transitions. [2018-11-23 15:40:34,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:40:34,969 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-11-23 15:40:34,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:34,978 INFO L225 Difference]: With dead ends: 2183 [2018-11-23 15:40:34,978 INFO L226 Difference]: Without dead ends: 1447 [2018-11-23 15:40:34,981 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 15:40:34,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1447 states. [2018-11-23 15:40:35,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1447 to 1432. [2018-11-23 15:40:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1432 states. [2018-11-23 15:40:35,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 2552 transitions. [2018-11-23 15:40:35,022 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 2552 transitions. Word has length 134 [2018-11-23 15:40:35,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:35,023 INFO L480 AbstractCegarLoop]: Abstraction has 1432 states and 2552 transitions. [2018-11-23 15:40:35,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:40:35,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2552 transitions. [2018-11-23 15:40:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 15:40:35,026 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:35,026 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:40:35,027 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:35,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:35,027 INFO L82 PathProgramCache]: Analyzing trace with hash 2143421116, now seen corresponding path program 1 times [2018-11-23 15:40:35,027 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:40:35,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:35,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:35,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:35,028 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:40:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:35,139 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:35,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:40:35,139 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:40:35,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:40:35,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:40:35,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:40:35,140 INFO L87 Difference]: Start difference. First operand 1432 states and 2552 transitions. Second operand 6 states. [2018-11-23 15:40:37,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:37,186 INFO L93 Difference]: Finished difference Result 3913 states and 7025 transitions. [2018-11-23 15:40:37,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:40:37,187 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-11-23 15:40:37,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:37,198 INFO L225 Difference]: With dead ends: 3913 [2018-11-23 15:40:37,198 INFO L226 Difference]: Without dead ends: 2487 [2018-11-23 15:40:37,204 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 15:40:37,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2018-11-23 15:40:37,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 2460. [2018-11-23 15:40:37,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2460 states. [2018-11-23 15:40:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 2460 states and 4037 transitions. [2018-11-23 15:40:37,265 INFO L78 Accepts]: Start accepts. Automaton has 2460 states and 4037 transitions. Word has length 138 [2018-11-23 15:40:37,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:37,265 INFO L480 AbstractCegarLoop]: Abstraction has 2460 states and 4037 transitions. [2018-11-23 15:40:37,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:40:37,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 4037 transitions. [2018-11-23 15:40:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 15:40:37,268 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:37,268 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:40:37,268 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:37,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:37,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1919929679, now seen corresponding path program 1 times [2018-11-23 15:40:37,269 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:40:37,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:37,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:37,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:37,270 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:40:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:37,399 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:37,399 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:37,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:40:37,399 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:40:37,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:40:37,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:40:37,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:40:37,400 INFO L87 Difference]: Start difference. First operand 2460 states and 4037 transitions. Second operand 6 states. [2018-11-23 15:40:39,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:39,154 INFO L93 Difference]: Finished difference Result 6969 states and 11528 transitions. [2018-11-23 15:40:39,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:40:39,154 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 169 [2018-11-23 15:40:39,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:39,165 INFO L225 Difference]: With dead ends: 6969 [2018-11-23 15:40:39,165 INFO L226 Difference]: Without dead ends: 4515 [2018-11-23 15:40:39,173 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 15:40:39,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4515 states. [2018-11-23 15:40:39,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4515 to 4486. [2018-11-23 15:40:39,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4486 states. [2018-11-23 15:40:39,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 4486 states and 6538 transitions. [2018-11-23 15:40:39,235 INFO L78 Accepts]: Start accepts. Automaton has 4486 states and 6538 transitions. Word has length 169 [2018-11-23 15:40:39,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:39,235 INFO L480 AbstractCegarLoop]: Abstraction has 4486 states and 6538 transitions. [2018-11-23 15:40:39,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:40:39,235 INFO L276 IsEmpty]: Start isEmpty. Operand 4486 states and 6538 transitions. [2018-11-23 15:40:39,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 15:40:39,238 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:39,238 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:40:39,238 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:39,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:39,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1854023577, now seen corresponding path program 1 times [2018-11-23 15:40:39,239 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:40:39,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:39,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:39,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:39,240 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:40:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:39,395 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:39,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:39,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:40:39,395 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:40:39,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:40:39,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:40:39,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:40:39,396 INFO L87 Difference]: Start difference. First operand 4486 states and 6538 transitions. Second operand 6 states. [2018-11-23 15:40:42,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:42,130 INFO L93 Difference]: Finished difference Result 16988 states and 26140 transitions. [2018-11-23 15:40:42,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:40:42,130 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 213 [2018-11-23 15:40:42,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:42,162 INFO L225 Difference]: With dead ends: 16988 [2018-11-23 15:40:42,162 INFO L226 Difference]: Without dead ends: 12508 [2018-11-23 15:40:42,212 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:40:42,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12508 states. [2018-11-23 15:40:42,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12508 to 12504. [2018-11-23 15:40:42,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12504 states. [2018-11-23 15:40:42,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12504 states to 12504 states and 17832 transitions. [2018-11-23 15:40:42,461 INFO L78 Accepts]: Start accepts. Automaton has 12504 states and 17832 transitions. Word has length 213 [2018-11-23 15:40:42,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:42,461 INFO L480 AbstractCegarLoop]: Abstraction has 12504 states and 17832 transitions. [2018-11-23 15:40:42,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:40:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 12504 states and 17832 transitions. [2018-11-23 15:40:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-11-23 15:40:42,490 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:42,490 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:40:42,490 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:42,490 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:42,490 INFO L82 PathProgramCache]: Analyzing trace with hash -37255589, now seen corresponding path program 1 times [2018-11-23 15:40:42,490 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:40:42,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:42,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:42,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:42,491 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:40:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:42,689 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 114 proven. 70 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 15:40:42,689 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:40:42,689 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:40:42,689 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 337 with the following transitions: [2018-11-23 15:40:42,691 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [692], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1188], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:40:42,722 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:40:42,722 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:40:43,121 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 15:40:43,122 INFO L272 AbstractInterpreter]: Visited 203 different actions 203 times. Never merged. Never widened. Performed 2055 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2055 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-23 15:40:43,145 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:43,146 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 15:40:43,604 INFO L227 lantSequenceWeakener]: Weakened 327 states. On average, predicates are now at 77.92% of their original sizes. [2018-11-23 15:40:43,604 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 15:40:43,653 INFO L415 sIntCurrentIteration]: We unified 335 AI predicates to 335 [2018-11-23 15:40:43,653 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 15:40:43,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:40:43,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-23 15:40:43,654 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:40:43,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:40:43,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:40:43,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:40:43,655 INFO L87 Difference]: Start difference. First operand 12504 states and 17832 transitions. Second operand 6 states. [2018-11-23 15:41:41,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:41:41,401 INFO L93 Difference]: Finished difference Result 25340 states and 36117 transitions. [2018-11-23 15:41:41,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 15:41:41,401 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 336 [2018-11-23 15:41:41,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:41:41,444 INFO L225 Difference]: With dead ends: 25340 [2018-11-23 15:41:41,444 INFO L226 Difference]: Without dead ends: 12842 [2018-11-23 15:41:41,477 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 336 GetRequests, 331 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 15:41:41,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12842 states. [2018-11-23 15:41:41,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12842 to 12841. [2018-11-23 15:41:41,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12841 states. [2018-11-23 15:41:41,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12841 states to 12841 states and 18178 transitions. [2018-11-23 15:41:41,720 INFO L78 Accepts]: Start accepts. Automaton has 12841 states and 18178 transitions. Word has length 336 [2018-11-23 15:41:41,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:41:41,720 INFO L480 AbstractCegarLoop]: Abstraction has 12841 states and 18178 transitions. [2018-11-23 15:41:41,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:41:41,720 INFO L276 IsEmpty]: Start isEmpty. Operand 12841 states and 18178 transitions. [2018-11-23 15:41:41,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2018-11-23 15:41:41,749 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:41:41,749 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:41:41,749 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:41:41,749 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:41:41,750 INFO L82 PathProgramCache]: Analyzing trace with hash 260543370, now seen corresponding path program 1 times [2018-11-23 15:41:41,750 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:41:41,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:41:41,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:41:41,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:41:41,751 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:41:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:41:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 176 proven. 266 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 15:41:42,020 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:41:42,020 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:41:42,020 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 403 with the following transitions: [2018-11-23 15:41:42,021 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [788], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [992], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:41:42,024 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:41:42,025 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:41:42,341 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 15:41:42,341 INFO L272 AbstractInterpreter]: Visited 158 different actions 461 times. Merged at 4 different actions 7 times. Never widened. Performed 4925 root evaluator evaluations with a maximum evaluation depth of 7. Performed 4925 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 15:41:42,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:41:42,346 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 15:41:42,702 INFO L227 lantSequenceWeakener]: Weakened 399 states. On average, predicates are now at 80.57% of their original sizes. [2018-11-23 15:41:42,702 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 15:41:42,782 INFO L415 sIntCurrentIteration]: We unified 401 AI predicates to 401 [2018-11-23 15:41:42,782 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 15:41:42,782 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:41:42,782 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 15:41:42,782 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:41:42,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 15:41:42,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 15:41:42,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 15:41:42,783 INFO L87 Difference]: Start difference. First operand 12841 states and 18178 transitions. Second operand 10 states. [2018-11-23 15:42:57,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:42:57,879 INFO L93 Difference]: Finished difference Result 30651 states and 44629 transitions. [2018-11-23 15:42:57,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 15:42:57,879 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 402 [2018-11-23 15:42:57,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:42:57,930 INFO L225 Difference]: With dead ends: 30651 [2018-11-23 15:42:57,930 INFO L226 Difference]: Without dead ends: 17814 [2018-11-23 15:42:58,110 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 411 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 15:42:58,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17814 states. [2018-11-23 15:42:58,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17814 to 17763. [2018-11-23 15:42:58,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17763 states. [2018-11-23 15:42:58,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17763 states to 17763 states and 23753 transitions. [2018-11-23 15:42:58,355 INFO L78 Accepts]: Start accepts. Automaton has 17763 states and 23753 transitions. Word has length 402 [2018-11-23 15:42:58,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:42:58,356 INFO L480 AbstractCegarLoop]: Abstraction has 17763 states and 23753 transitions. [2018-11-23 15:42:58,356 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 15:42:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 17763 states and 23753 transitions. [2018-11-23 15:42:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2018-11-23 15:42:58,386 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:42:58,387 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:42:58,387 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:42:58,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:42:58,387 INFO L82 PathProgramCache]: Analyzing trace with hash 459072891, now seen corresponding path program 1 times [2018-11-23 15:42:58,387 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:42:58,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:42:58,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:42:58,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:42:58,388 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:42:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:42:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 371 proven. 74 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:42:58,834 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:42:58,834 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:42:58,834 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 576 with the following transitions: [2018-11-23 15:42:58,835 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [692], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1188], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:42:58,842 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:42:58,842 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:42:59,088 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 15:42:59,088 INFO L272 AbstractInterpreter]: Visited 248 different actions 490 times. Merged at 4 different actions 4 times. Never widened. Performed 5189 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5189 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 15:42:59,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:42:59,090 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 15:42:59,485 INFO L227 lantSequenceWeakener]: Weakened 572 states. On average, predicates are now at 77.67% of their original sizes. [2018-11-23 15:42:59,486 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 15:42:59,516 INFO L415 sIntCurrentIteration]: We unified 574 AI predicates to 574 [2018-11-23 15:42:59,516 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 15:42:59,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:42:59,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 15:42:59,517 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:42:59,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 15:42:59,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 15:42:59,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 15:42:59,517 INFO L87 Difference]: Start difference. First operand 17763 states and 23753 transitions. Second operand 10 states. [2018-11-23 15:43:34,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:43:34,904 INFO L93 Difference]: Finished difference Result 35524 states and 47627 transitions. [2018-11-23 15:43:34,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 15:43:34,904 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 575 [2018-11-23 15:43:34,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:43:34,956 INFO L225 Difference]: With dead ends: 35524 [2018-11-23 15:43:34,956 INFO L226 Difference]: Without dead ends: 18104 [2018-11-23 15:43:34,999 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 582 GetRequests, 566 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 15:43:35,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18104 states. [2018-11-23 15:43:35,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18104 to 18102. [2018-11-23 15:43:35,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18102 states. [2018-11-23 15:43:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18102 states to 18102 states and 24110 transitions. [2018-11-23 15:43:35,260 INFO L78 Accepts]: Start accepts. Automaton has 18102 states and 24110 transitions. Word has length 575 [2018-11-23 15:43:35,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:43:35,261 INFO L480 AbstractCegarLoop]: Abstraction has 18102 states and 24110 transitions. [2018-11-23 15:43:35,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 15:43:35,261 INFO L276 IsEmpty]: Start isEmpty. Operand 18102 states and 24110 transitions. [2018-11-23 15:43:35,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2018-11-23 15:43:35,280 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:43:35,281 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:43:35,281 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:43:35,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:43:35,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1239138379, now seen corresponding path program 1 times [2018-11-23 15:43:35,282 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:43:35,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:43:35,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:43:35,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:43:35,283 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:43:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:43:35,586 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 238 proven. 435 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-23 15:43:35,586 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:43:35,586 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:43:35,586 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 633 with the following transitions: [2018-11-23 15:43:35,587 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [684], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [992], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:43:35,590 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:43:35,590 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:43:35,829 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 15:43:35,829 INFO L272 AbstractInterpreter]: Visited 257 different actions 763 times. Merged at 6 different actions 12 times. Never widened. Performed 8941 root evaluator evaluations with a maximum evaluation depth of 9. Performed 8941 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 15:43:35,830 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:43:35,830 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 15:43:36,116 INFO L227 lantSequenceWeakener]: Weakened 629 states. On average, predicates are now at 80.4% of their original sizes. [2018-11-23 15:43:36,116 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 15:43:36,154 INFO L415 sIntCurrentIteration]: We unified 631 AI predicates to 631 [2018-11-23 15:43:36,154 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 15:43:36,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:43:36,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-23 15:43:36,155 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:43:36,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 15:43:36,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 15:43:36,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:43:36,155 INFO L87 Difference]: Start difference. First operand 18102 states and 24110 transitions. Second operand 9 states. [2018-11-23 15:45:13,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:45:13,148 INFO L93 Difference]: Finished difference Result 39036 states and 52808 transitions. [2018-11-23 15:45:13,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 15:45:13,149 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 632 [2018-11-23 15:45:13,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:45:13,197 INFO L225 Difference]: With dead ends: 39036 [2018-11-23 15:45:13,197 INFO L226 Difference]: Without dead ends: 21616 [2018-11-23 15:45:13,248 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 638 GetRequests, 624 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-23 15:45:13,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21616 states. [2018-11-23 15:45:13,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21616 to 21579. [2018-11-23 15:45:13,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21579 states. [2018-11-23 15:45:13,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21579 states to 21579 states and 28223 transitions. [2018-11-23 15:45:13,539 INFO L78 Accepts]: Start accepts. Automaton has 21579 states and 28223 transitions. Word has length 632 [2018-11-23 15:45:13,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:45:13,540 INFO L480 AbstractCegarLoop]: Abstraction has 21579 states and 28223 transitions. [2018-11-23 15:45:13,540 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 15:45:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand 21579 states and 28223 transitions. [2018-11-23 15:45:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2018-11-23 15:45:13,580 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:45:13,581 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:45:13,581 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:45:13,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:13,581 INFO L82 PathProgramCache]: Analyzing trace with hash -889486890, now seen corresponding path program 1 times [2018-11-23 15:45:13,583 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:45:13,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:13,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:13,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:13,584 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:45:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:14,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1245 backedges. 386 proven. 344 refuted. 0 times theorem prover too weak. 515 trivial. 0 not checked. [2018-11-23 15:45:14,708 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:14,708 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:45:14,708 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 743 with the following transitions: [2018-11-23 15:45:14,709 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [992], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:45:14,711 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:45:14,711 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:45:15,058 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:45:15,058 INFO L272 AbstractInterpreter]: Visited 251 different actions 1001 times. Merged at 8 different actions 30 times. Widened at 1 different actions 1 times. Performed 11899 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11899 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 15:45:15,066 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:15,066 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:45:15,066 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:15,067 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/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 15:45:15,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:15,075 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:45:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:15,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:45:15,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1245 backedges. 800 proven. 2 refuted. 0 times theorem prover too weak. 443 trivial. 0 not checked. [2018-11-23 15:45:15,563 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:45:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1245 backedges. 386 proven. 344 refuted. 0 times theorem prover too weak. 515 trivial. 0 not checked. [2018-11-23 15:45:16,017 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:45:16,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-11-23 15:45:16,017 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:45:16,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 15:45:16,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 15:45:16,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-11-23 15:45:16,018 INFO L87 Difference]: Start difference. First operand 21579 states and 28223 transitions. Second operand 15 states. [2018-11-23 15:45:21,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:45:21,888 INFO L93 Difference]: Finished difference Result 46405 states and 60873 transitions. [2018-11-23 15:45:21,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-11-23 15:45:21,888 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 742 [2018-11-23 15:45:21,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:45:21,922 INFO L225 Difference]: With dead ends: 46405 [2018-11-23 15:45:21,922 INFO L226 Difference]: Without dead ends: 22335 [2018-11-23 15:45:21,967 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1568 GetRequests, 1512 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 902 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=730, Invalid=2576, Unknown=0, NotChecked=0, Total=3306 [2018-11-23 15:45:21,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22335 states. [2018-11-23 15:45:22,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22335 to 20274. [2018-11-23 15:45:22,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20274 states. [2018-11-23 15:45:22,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20274 states to 20274 states and 23385 transitions. [2018-11-23 15:45:22,162 INFO L78 Accepts]: Start accepts. Automaton has 20274 states and 23385 transitions. Word has length 742 [2018-11-23 15:45:22,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:45:22,162 INFO L480 AbstractCegarLoop]: Abstraction has 20274 states and 23385 transitions. [2018-11-23 15:45:22,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 15:45:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 20274 states and 23385 transitions. [2018-11-23 15:45:22,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2018-11-23 15:45:22,178 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:45:22,179 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:45:22,179 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:45:22,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:22,179 INFO L82 PathProgramCache]: Analyzing trace with hash 180309457, now seen corresponding path program 1 times [2018-11-23 15:45:22,179 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:45:22,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:22,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:22,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:22,180 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:45:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:23,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1272 backedges. 532 proven. 455 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2018-11-23 15:45:23,055 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:23,055 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:45:23,055 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 760 with the following transitions: [2018-11-23 15:45:23,055 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [992], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:45:23,058 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:45:23,058 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:45:23,419 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:45:23,419 INFO L272 AbstractInterpreter]: Visited 259 different actions 1026 times. Merged at 8 different actions 23 times. Never widened. Performed 12268 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12268 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 15:45:23,421 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:23,421 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:45:23,422 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:23,422 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/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 15:45:23,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:23,428 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:45:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:23,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:45:23,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1272 backedges. 740 proven. 2 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-11-23 15:45:23,697 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:45:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1272 backedges. 740 proven. 2 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2018-11-23 15:45:24,104 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:45:24,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-11-23 15:45:24,104 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:45:24,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 15:45:24,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 15:45:24,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2018-11-23 15:45:24,105 INFO L87 Difference]: Start difference. First operand 20274 states and 23385 transitions. Second operand 15 states. [2018-11-23 15:45:29,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:45:29,127 INFO L93 Difference]: Finished difference Result 46675 states and 56331 transitions. [2018-11-23 15:45:29,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-11-23 15:45:29,127 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 759 [2018-11-23 15:45:29,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:45:29,180 INFO L225 Difference]: With dead ends: 46675 [2018-11-23 15:45:29,180 INFO L226 Difference]: Without dead ends: 27083 [2018-11-23 15:45:29,228 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1602 GetRequests, 1547 SyntacticMatches, 2 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 805 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=630, Invalid=2340, Unknown=0, NotChecked=0, Total=2970 [2018-11-23 15:45:29,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27083 states. [2018-11-23 15:45:29,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27083 to 26138. [2018-11-23 15:45:29,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26138 states. [2018-11-23 15:45:29,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26138 states to 26138 states and 28884 transitions. [2018-11-23 15:45:29,504 INFO L78 Accepts]: Start accepts. Automaton has 26138 states and 28884 transitions. Word has length 759 [2018-11-23 15:45:29,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:45:29,504 INFO L480 AbstractCegarLoop]: Abstraction has 26138 states and 28884 transitions. [2018-11-23 15:45:29,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 15:45:29,504 INFO L276 IsEmpty]: Start isEmpty. Operand 26138 states and 28884 transitions. [2018-11-23 15:45:29,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 839 [2018-11-23 15:45:29,518 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:45:29,518 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:45:29,518 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:45:29,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:29,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1152295745, now seen corresponding path program 1 times [2018-11-23 15:45:29,519 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:45:29,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:29,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:29,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:29,520 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:45:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:30,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 231 proven. 240 refuted. 0 times theorem prover too weak. 753 trivial. 0 not checked. [2018-11-23 15:45:30,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:30,303 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:45:30,303 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 839 with the following transitions: [2018-11-23 15:45:30,304 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [992], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1048], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:45:30,306 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:45:30,306 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:45:30,608 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:45:30,609 INFO L272 AbstractInterpreter]: Visited 250 different actions 991 times. Merged at 7 different actions 23 times. Never widened. Performed 11425 root evaluator evaluations with a maximum evaluation depth of 8. Performed 11425 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 7 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 15:45:30,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:30,614 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:45:30,614 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:30,614 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/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 15:45:30,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:30,623 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:45:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:30,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:45:30,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 679 proven. 2 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2018-11-23 15:45:30,949 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:45:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 679 proven. 2 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2018-11-23 15:45:31,306 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:45:31,307 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 15:45:31,307 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:45:31,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 15:45:31,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 15:45:31,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-23 15:45:31,307 INFO L87 Difference]: Start difference. First operand 26138 states and 28884 transitions. Second operand 9 states. [2018-11-23 15:45:33,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:45:33,382 INFO L93 Difference]: Finished difference Result 54361 states and 61679 transitions. [2018-11-23 15:45:33,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 15:45:33,382 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 838 [2018-11-23 15:45:33,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:45:33,432 INFO L225 Difference]: With dead ends: 54361 [2018-11-23 15:45:33,432 INFO L226 Difference]: Without dead ends: 25914 [2018-11-23 15:45:33,483 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1709 GetRequests, 1684 SyntacticMatches, 5 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2018-11-23 15:45:33,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25914 states. [2018-11-23 15:45:33,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25914 to 24656. [2018-11-23 15:45:33,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24656 states. [2018-11-23 15:45:33,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24656 states to 24656 states and 26449 transitions. [2018-11-23 15:45:33,725 INFO L78 Accepts]: Start accepts. Automaton has 24656 states and 26449 transitions. Word has length 838 [2018-11-23 15:45:33,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:45:33,726 INFO L480 AbstractCegarLoop]: Abstraction has 24656 states and 26449 transitions. [2018-11-23 15:45:33,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 15:45:33,726 INFO L276 IsEmpty]: Start isEmpty. Operand 24656 states and 26449 transitions. [2018-11-23 15:45:33,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2018-11-23 15:45:33,736 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:45:33,736 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 15:45:33,737 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:45:33,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:33,737 INFO L82 PathProgramCache]: Analyzing trace with hash -2116636167, now seen corresponding path program 1 times [2018-11-23 15:45:33,737 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:45:33,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:33,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:33,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:33,738 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:45:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:34,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 1056 proven. 599 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2018-11-23 15:45:34,568 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:34,568 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:45:34,568 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1091 with the following transitions: [2018-11-23 15:45:34,568 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1396], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:45:34,570 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:45:34,570 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:45:35,062 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:45:35,062 INFO L272 AbstractInterpreter]: Visited 263 different actions 1058 times. Merged at 10 different actions 38 times. Never widened. Performed 12535 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12535 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-23 15:45:35,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:35,073 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:45:35,074 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:35,074 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/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 15:45:35,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:35,080 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:45:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:35,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:45:35,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 1867 trivial. 0 not checked. [2018-11-23 15:45:35,573 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:45:35,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2224 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 1867 trivial. 0 not checked. [2018-11-23 15:45:35,920 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:45:35,920 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-23 15:45:35,920 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:45:35,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:45:35,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:45:35,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:45:35,921 INFO L87 Difference]: Start difference. First operand 24656 states and 26449 transitions. Second operand 3 states. [2018-11-23 15:45:36,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:45:36,592 INFO L93 Difference]: Finished difference Result 45886 states and 49307 transitions. [2018-11-23 15:45:36,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:45:36,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1090 [2018-11-23 15:45:36,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:45:36,623 INFO L225 Difference]: With dead ends: 45886 [2018-11-23 15:45:36,623 INFO L226 Difference]: Without dead ends: 24652 [2018-11-23 15:45:36,651 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2192 GetRequests, 2181 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:45:36,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24652 states. [2018-11-23 15:45:36,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24652 to 24079. [2018-11-23 15:45:36,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24079 states. [2018-11-23 15:45:36,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24079 states to 24079 states and 25544 transitions. [2018-11-23 15:45:36,834 INFO L78 Accepts]: Start accepts. Automaton has 24079 states and 25544 transitions. Word has length 1090 [2018-11-23 15:45:36,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:45:36,836 INFO L480 AbstractCegarLoop]: Abstraction has 24079 states and 25544 transitions. [2018-11-23 15:45:36,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:45:36,836 INFO L276 IsEmpty]: Start isEmpty. Operand 24079 states and 25544 transitions. [2018-11-23 15:45:36,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1211 [2018-11-23 15:45:36,857 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:45:36,858 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 15:45:36,858 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:45:36,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:36,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1651943213, now seen corresponding path program 1 times [2018-11-23 15:45:36,859 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:45:36,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:36,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:36,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:36,860 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:45:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:38,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2662 backedges. 999 proven. 1137 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2018-11-23 15:45:38,963 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:38,963 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:45:38,963 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1211 with the following transitions: [2018-11-23 15:45:38,963 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [992], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1048], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1444], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:45:38,965 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:45:38,965 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:45:39,641 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:45:39,641 INFO L272 AbstractInterpreter]: Visited 275 different actions 1374 times. Merged at 10 different actions 41 times. Widened at 1 different actions 1 times. Performed 16681 root evaluator evaluations with a maximum evaluation depth of 17. Performed 16681 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 14 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 15:45:39,646 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:39,646 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:45:39,646 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:39,646 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:45:39,655 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:39,655 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:45:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:39,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:45:40,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2662 backedges. 1058 proven. 2 refuted. 0 times theorem prover too weak. 1602 trivial. 0 not checked. [2018-11-23 15:45:40,294 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:45:40,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2662 backedges. 1058 proven. 2 refuted. 0 times theorem prover too weak. 1602 trivial. 0 not checked. [2018-11-23 15:45:40,804 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:45:40,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5, 5] total 17 [2018-11-23 15:45:40,805 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:45:40,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 15:45:40,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 15:45:40,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2018-11-23 15:45:40,806 INFO L87 Difference]: Start difference. First operand 24079 states and 25544 transitions. Second operand 16 states. [2018-11-23 15:45:45,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:45:45,412 INFO L93 Difference]: Finished difference Result 47066 states and 50400 transitions. [2018-11-23 15:45:45,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-11-23 15:45:45,412 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1210 [2018-11-23 15:45:45,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:45:45,447 INFO L225 Difference]: With dead ends: 47066 [2018-11-23 15:45:45,447 INFO L226 Difference]: Without dead ends: 26409 [2018-11-23 15:45:45,471 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2527 GetRequests, 2456 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1604 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=845, Invalid=4125, Unknown=0, NotChecked=0, Total=4970 [2018-11-23 15:45:45,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26409 states. [2018-11-23 15:45:45,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26409 to 25901. [2018-11-23 15:45:45,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25901 states. [2018-11-23 15:45:45,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25901 states to 25901 states and 27479 transitions. [2018-11-23 15:45:45,692 INFO L78 Accepts]: Start accepts. Automaton has 25901 states and 27479 transitions. Word has length 1210 [2018-11-23 15:45:45,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:45:45,693 INFO L480 AbstractCegarLoop]: Abstraction has 25901 states and 27479 transitions. [2018-11-23 15:45:45,693 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 15:45:45,693 INFO L276 IsEmpty]: Start isEmpty. Operand 25901 states and 27479 transitions. [2018-11-23 15:45:45,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1238 [2018-11-23 15:45:45,709 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:45:45,709 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:45:45,709 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:45:45,709 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:45,710 INFO L82 PathProgramCache]: Analyzing trace with hash -533495370, now seen corresponding path program 1 times [2018-11-23 15:45:45,710 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:45:45,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:45,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:45,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:45,710 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:45:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:46,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3632 backedges. 1016 proven. 218 refuted. 0 times theorem prover too weak. 2398 trivial. 0 not checked. [2018-11-23 15:45:46,908 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:46,908 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:45:46,908 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1238 with the following transitions: [2018-11-23 15:45:46,909 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [948], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [992], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:45:46,911 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:45:46,911 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:45:47,406 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:45:47,407 INFO L272 AbstractInterpreter]: Visited 254 different actions 1021 times. Merged at 12 different actions 37 times. Never widened. Performed 11927 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11927 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 15:45:47,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:47,416 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:45:47,416 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:47,417 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:45:47,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:47,432 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:45:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:47,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:45:48,093 INFO L134 CoverageAnalysis]: Checked inductivity of 3632 backedges. 1971 proven. 2 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2018-11-23 15:45:48,093 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:45:48,681 INFO L134 CoverageAnalysis]: Checked inductivity of 3632 backedges. 1193 proven. 138 refuted. 0 times theorem prover too weak. 2301 trivial. 0 not checked. [2018-11-23 15:45:48,696 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:45:48,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 15 [2018-11-23 15:45:48,696 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:45:48,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 15:45:48,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 15:45:48,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-11-23 15:45:48,697 INFO L87 Difference]: Start difference. First operand 25901 states and 27479 transitions. Second operand 14 states. [2018-11-23 15:45:52,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:45:52,334 INFO L93 Difference]: Finished difference Result 57471 states and 61346 transitions. [2018-11-23 15:45:52,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-23 15:45:52,334 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 1237 [2018-11-23 15:45:52,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:45:52,371 INFO L225 Difference]: With dead ends: 57471 [2018-11-23 15:45:52,371 INFO L226 Difference]: Without dead ends: 25401 [2018-11-23 15:45:52,410 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2546 GetRequests, 2499 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=511, Invalid=1651, Unknown=0, NotChecked=0, Total=2162 [2018-11-23 15:45:52,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25401 states. [2018-11-23 15:45:52,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25401 to 24522. [2018-11-23 15:45:52,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24522 states. [2018-11-23 15:45:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24522 states to 24522 states and 25808 transitions. [2018-11-23 15:45:52,605 INFO L78 Accepts]: Start accepts. Automaton has 24522 states and 25808 transitions. Word has length 1237 [2018-11-23 15:45:52,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:45:52,606 INFO L480 AbstractCegarLoop]: Abstraction has 24522 states and 25808 transitions. [2018-11-23 15:45:52,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 15:45:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 24522 states and 25808 transitions. [2018-11-23 15:45:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1392 [2018-11-23 15:45:52,623 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:45:52,624 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:45:52,624 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:45:52,624 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:52,624 INFO L82 PathProgramCache]: Analyzing trace with hash -1906063181, now seen corresponding path program 1 times [2018-11-23 15:45:52,624 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:45:52,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:52,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:52,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:45:52,625 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:45:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:55,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3630 backedges. 1034 proven. 1632 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2018-11-23 15:45:55,056 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:55,056 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:45:55,056 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1392 with the following transitions: [2018-11-23 15:45:55,057 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [992], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1444], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 15:45:55,059 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:45:55,059 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:45:55,722 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:45:55,722 INFO L272 AbstractInterpreter]: Visited 276 different actions 1101 times. Merged at 10 different actions 29 times. Never widened. Performed 13232 root evaluator evaluations with a maximum evaluation depth of 18. Performed 13232 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 7 different actions. Largest state had 24 variables. [2018-11-23 15:45:55,759 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:45:55,760 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:45:55,760 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:45:55,760 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:45:55,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:45:55,766 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:45:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:45:55,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:45:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 3630 backedges. 417 proven. 0 refuted. 0 times theorem prover too weak. 3213 trivial. 0 not checked. [2018-11-23 15:45:56,454 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:45:56,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3630 backedges. 417 proven. 0 refuted. 0 times theorem prover too weak. 3213 trivial. 0 not checked. [2018-11-23 15:45:56,960 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:45:56,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [13] total 14 [2018-11-23 15:45:56,961 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:45:56,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:45:56,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:45:56,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-23 15:45:56,962 INFO L87 Difference]: Start difference. First operand 24522 states and 25808 transitions. Second operand 3 states. [2018-11-23 15:45:57,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:45:57,631 INFO L93 Difference]: Finished difference Result 50535 states and 53325 transitions. [2018-11-23 15:45:57,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:45:57,632 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1391 [2018-11-23 15:45:57,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:45:57,633 INFO L225 Difference]: With dead ends: 50535 [2018-11-23 15:45:57,633 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 15:45:57,675 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2796 GetRequests, 2783 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-23 15:45:57,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 15:45:57,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 15:45:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 15:45:57,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 15:45:57,676 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1391 [2018-11-23 15:45:57,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:45:57,677 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 15:45:57,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:45:57,677 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 15:45:57,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:45:57,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 15:45:57,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:57,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:57,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:57,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:57,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:57,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:58,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:58,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:58,453 WARN L180 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 503 [2018-11-23 15:45:58,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:58,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:58,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:45:59,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:46:00,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:46:00,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:46:00,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:46:00,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:46:00,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:46:00,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:46:00,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:46:00,719 WARN L180 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 579 [2018-11-23 15:46:02,278 WARN L180 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 493 DAG size of output: 59 [2018-11-23 15:46:03,646 WARN L180 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 504 DAG size of output: 61 [2018-11-23 15:46:04,353 WARN L180 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 57 [2018-11-23 15:46:07,259 WARN L180 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 492 DAG size of output: 97 [2018-11-23 15:46:09,097 WARN L180 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 570 DAG size of output: 55 [2018-11-23 15:46:09,099 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:46:09,099 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,100 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,101 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse10 (= |old(~a15~0)| ~a15~0)) (.cse7 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= ~a18~0 |old(~a18~0)|)) (.cse9 (= |old(~a12~0)| ~a12~0))) (let ((.cse4 (< 8 |old(~a16~0)|)) (.cse0 (< 9 |old(~a16~0)|)) (.cse3 (= 9 |old(~a12~0)|)) (.cse1 (and .cse10 .cse7 .cse8 .cse9)) (.cse2 (< |old(~a15~0)| 4)) (.cse6 (and .cse7 (= 3 ~a15~0) .cse8 .cse9)) (.cse5 (not (= 3 |old(~a15~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4) (or .cse5 .cse6 .cse3) (or .cse1 (or (< |old(~a18~0)| 135) .cse4)) (or (or (< 0 (+ |old(~a18~0)| 87)) .cse4) .cse1) (or (or .cse5 (not (= 11 |old(~a16~0)|))) (and (and .cse7 .cse8 .cse9) .cse10)) (or .cse0 .cse6 (or .cse5 (= 8 |old(~a16~0)|))) (or (= 12 |old(~a16~0)|) (= 8 |old(~a12~0)|) .cse3 .cse1 .cse2) (or .cse6 .cse5 (< |old(~a16~0)| 12))))) [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,102 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,103 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse7 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= 3 ~a15~0)) (.cse9 (= ~a18~0 |old(~a18~0)|)) (.cse10 (= |old(~a12~0)| ~a12~0))) (let ((.cse12 (< 9 |old(~a16~0)|)) (.cse5 (< |old(~a15~0)| 4)) (.cse13 (not (= calculate_output_~input 3))) (.cse14 (< 0 (+ ~a18~0 79))) (.cse11 (= |calculate_output_#in~input| 0)) (.cse6 (not (= calculate_output_~input 0))) (.cse1 (and .cse7 .cse8 .cse9 .cse10)) (.cse0 (not (= 3 |old(~a15~0)|))) (.cse4 (= 9 |old(~a12~0)|)) (.cse2 (< 8 |old(~a16~0)|)) (.cse3 (and (= |old(~a15~0)| ~a15~0) .cse7 .cse9 .cse10))) (and (or .cse0 .cse1 (< |old(~a16~0)| 12)) (or (< 0 (+ |old(~a18~0)| 87)) .cse2 .cse3) (or (= 12 |old(~a16~0)|) (= 8 |old(~a12~0)|) .cse4 .cse5 .cse3) (or (and .cse6 .cse7 .cse8 .cse9 .cse10) (or .cse0 (= 0 |old(~a12~0)|) (not (= 11 |old(~a16~0)|)) .cse11)) (or .cse12 .cse0 .cse1 (= 8 |old(~a16~0)|)) (or .cse5 (or .cse13 (not (= ~a15~0 4)) (not (= 8 ~a16~0)) (not (= 7 ~a12~0)) .cse14) .cse2) (or .cse3 .cse12 .cse5) (or .cse0 (or (not (= 11 ~a16~0)) .cse13 (not (= 7 |old(~a12~0)|)) .cse14)) (or (< |old(~a18~0)| 135) .cse3 .cse2) (or .cse0 .cse4 (or (not (= calculate_output_~input 6)) (not (= 6 ~a12~0)) (not (= 12 ~a16~0)))) (or .cse0 (not (= 5 |old(~a12~0)|)) .cse11 (= 0 |old(~a16~0)|) .cse6) (or .cse4 .cse1 .cse0) (or .cse4 .cse2 .cse3)))) [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,104 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,105 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,106 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,107 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,108 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,109 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,110 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse7 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= ~a18~0 |old(~a18~0)|)) (.cse9 (= |old(~a12~0)| ~a12~0))) (let ((.cse3 (< 9 |old(~a16~0)|)) (.cse6 (< 8 |old(~a16~0)|)) (.cse2 (and .cse7 (= 3 ~a15~0) .cse8 .cse9)) (.cse0 (not (= 3 |old(~a15~0)|))) (.cse4 (and (= |old(~a15~0)| ~a15~0) .cse7 .cse8 .cse9)) (.cse1 (= 9 |old(~a12~0)|)) (.cse5 (< |old(~a15~0)| 4))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse1 .cse4 .cse6) (or .cse3 .cse0 .cse2 (= 8 |old(~a16~0)|)) (or .cse4 (< 0 (+ |old(~a18~0)| 87)) .cse6) (or (< |old(~a18~0)| 135) .cse4 .cse6) (or .cse2 (= |calculate_output_#in~input| 0) .cse0 (not (= 11 |old(~a16~0)|))) (or .cse2 .cse0 (< |old(~a16~0)| 12)) (or (= 12 |old(~a16~0)|) .cse4 (= 8 |old(~a12~0)|) .cse1 .cse5)))) [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,111 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,112 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,113 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,114 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,115 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,116 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,117 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,118 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,119 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,120 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,121 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,122 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,123 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:46:09,124 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-23 15:46:09,124 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 15:46:09,125 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:46:09,125 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|)) (and (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= ~a18~0 |old(~a18~0)|) (= |old(~a12~0)| ~a12~0))) [2018-11-23 15:46:09,125 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 15:46:09,125 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse2 (<= ~a16~0 9)) (.cse3 (= 3 ~a15~0)) (.cse1 (<= ~a16~0 8)) (.cse4 (<= 4 ~a15~0)) (.cse0 (not (= ~a12~0 9)))) (or (not (= 11 |old(~a16~0)|)) (and .cse0 .cse1) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (and (not (= ~a16~0 8)) .cse2 .cse3) (and (not (= main_~input~0 0)) (= ~a16~0 11) (= ~a15~0 3)) (and (<= (+ ~a18~0 87) 0) .cse1) (and (<= 12 ~a16~0) .cse3) (and .cse4 .cse2) (and .cse0 .cse3) (and .cse3 .cse1 (< 134 ~a18~0)) (and .cse4 (and .cse0 (not (= ~a16~0 12)) (not (= ~a12~0 8)))))) [2018-11-23 15:46:09,125 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-23 15:46:09,125 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-23 15:46:09,125 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse2 (<= ~a16~0 9)) (.cse1 (<= ~a16~0 8)) (.cse3 (= 3 ~a15~0)) (.cse4 (<= 4 ~a15~0)) (.cse0 (not (= ~a12~0 9)))) (or (not (= 11 |old(~a16~0)|)) (and .cse0 .cse1) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (and (not (= ~a16~0 8)) .cse2 .cse3) (and (<= (+ ~a18~0 87) 0) .cse1) (and (<= 12 ~a16~0) .cse3) (and .cse4 .cse2) (and .cse0 .cse3) (and .cse3 .cse1 (< 134 ~a18~0)) (and (= ~a16~0 11) .cse3) (and .cse4 (and .cse0 (not (= ~a16~0 12)) (not (= ~a12~0 8)))))) [2018-11-23 15:46:09,125 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 15:46:09,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:46:09 BoogieIcfgContainer [2018-11-23 15:46:09,136 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 15:46:09,137 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:46:09,137 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:46:09,137 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:46:09,137 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:40:31" (3/4) ... [2018-11-23 15:46:09,140 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:46:09,145 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 15:46:09,145 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-23 15:46:09,145 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 15:46:09,145 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 15:46:09,168 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 15:46:09,169 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 15:46:09,193 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(11 == \old(a16)) || (!(a12 == 9) && a16 <= 8)) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || !(5 == \old(a12))) || ((!(a16 == 8) && a16 <= 9) && 3 == a15)) || (a18 + 87 <= 0 && a16 <= 8)) || (12 <= a16 && 3 == a15)) || (4 <= a15 && a16 <= 9)) || (!(a12 == 9) && 3 == a15)) || ((3 == a15 && a16 <= 8) && 134 < a18)) || (a16 == 11 && 3 == a15)) || (4 <= a15 && (!(a12 == 9) && !(a16 == 12)) && !(a12 == 8)) [2018-11-23 15:46:09,343 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_50e118d0-695a-4dd0-9104-5dacdb7e06fa/bin-2019/utaipan/witness.graphml [2018-11-23 15:46:09,343 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:46:09,344 INFO L168 Benchmark]: Toolchain (without parser) took 340352.77 ms. Allocated memory was 1.0 GB in the beginning and 5.2 GB in the end (delta: 4.2 GB). Free memory was 953.7 MB in the beginning and 674.8 MB in the end (delta: 278.9 MB). Peak memory consumption was 4.5 GB. Max. memory is 11.5 GB. [2018-11-23 15:46:09,344 INFO L168 Benchmark]: CDTParser took 0.12 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 15:46:09,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.98 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 875.9 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. [2018-11-23 15:46:09,345 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 875.9 MB in the beginning and 1.1 GB in the end (delta: -236.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2018-11-23 15:46:09,345 INFO L168 Benchmark]: Boogie Preprocessor took 74.93 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: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:46:09,345 INFO L168 Benchmark]: RCFGBuilder took 1362.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 856.0 MB in the end (delta: 244.6 MB). Peak memory consumption was 244.6 MB. Max. memory is 11.5 GB. [2018-11-23 15:46:09,345 INFO L168 Benchmark]: TraceAbstraction took 337968.38 ms. Allocated memory was 1.1 GB in the beginning and 5.2 GB in the end (delta: 4.1 GB). Free memory was 856.0 MB in the beginning and 751.4 MB in the end (delta: 104.6 MB). Peak memory consumption was 4.5 GB. Max. memory is 11.5 GB. [2018-11-23 15:46:09,346 INFO L168 Benchmark]: Witness Printer took 206.58 ms. Allocated memory is still 5.2 GB. Free memory was 751.4 MB in the beginning and 674.8 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.6 MB. Max. memory is 11.5 GB. [2018-11-23 15:46:09,348 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 637.98 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 875.9 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.5 MB). Free memory was 875.9 MB in the beginning and 1.1 GB in the end (delta: -236.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.93 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: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1362.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 856.0 MB in the end (delta: 244.6 MB). Peak memory consumption was 244.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 337968.38 ms. Allocated memory was 1.1 GB in the beginning and 5.2 GB in the end (delta: 4.1 GB). Free memory was 856.0 MB in the beginning and 751.4 MB in the end (delta: 104.6 MB). Peak memory consumption was 4.5 GB. Max. memory is 11.5 GB. * Witness Printer took 206.58 ms. Allocated memory is still 5.2 GB. Free memory was 751.4 MB in the beginning and 674.8 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: 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: 1773]: Loop Invariant Derived loop invariant: (((((((((((!(11 == \old(a16)) || (!(a12 == 9) && a16 <= 8)) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || !(5 == \old(a12))) || ((!(a16 == 8) && a16 <= 9) && 3 == a15)) || (a18 + 87 <= 0 && a16 <= 8)) || (12 <= a16 && 3 == a15)) || (4 <= a15 && a16 <= 9)) || (!(a12 == 9) && 3 == a15)) || ((3 == a15 && a16 <= 8) && 134 < a18)) || (a16 == 11 && 3 == a15)) || (4 <= a15 && (!(a12 == 9) && !(a16 == 12)) && !(a12 == 8)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 337.9s OverallTime, 16 OverallIterations, 9 TraceHistogramMax, 298.7s AutomataDifference, 0.0s DeadEndRemovalTime, 11.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 3588 SDtfs, 40279 SDslu, 3988 SDs, 0 SdLazy, 60604 SolverSat, 9456 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 268.3s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 16950 GetRequests, 16587 SyntacticMatches, 21 SemanticMatches, 342 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4094 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26138occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.7s AbstIntTime, 11 AbstIntIterations, 4 AbstIntStrong, 0.9979509559668303 AbsIntWeakeningRatio, 0.06594538897475528 AbsIntAvgWeakeningVarsNumRemoved, 16.124678001030397 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.8s AutomataMinimizationTime, 16 MinimizatonAttempts, 6390 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2271 PreInvPairs, 3564 NumberOfFragments, 1005 HoareAnnotationTreeSize, 2271 FomulaSimplifications, 107583 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 149893 FormulaSimplificationTreeSizeReductionInter, 8.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 17197 NumberOfCodeBlocks, 17197 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 24434 ConstructedInterpolants, 0 QuantifiedInterpolants, 78987097 SizeOfPredicates, 5 NumberOfNonLiveVariables, 9633 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 30 InterpolantComputations, 9 PerfectInterpolantSequences, 43876/49844 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...