./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label54_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label54_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/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 b244b333b5c5e678f8ab7fed5aedb673a81acbc9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:13:08,880 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:13:08,881 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:13:08,887 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:13:08,888 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:13:08,888 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:13:08,889 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:13:08,890 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:13:08,890 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:13:08,891 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:13:08,891 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:13:08,891 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:13:08,892 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:13:08,892 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:13:08,893 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:13:08,894 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:13:08,894 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:13:08,895 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:13:08,896 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:13:08,896 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:13:08,897 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:13:08,898 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:13:08,899 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:13:08,899 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:13:08,899 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:13:08,899 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:13:08,900 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:13:08,900 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:13:08,901 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:13:08,901 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:13:08,901 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:13:08,902 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:13:08,902 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:13:08,902 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:13:08,903 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:13:08,903 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:13:08,903 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 16:13:08,910 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:13:08,910 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:13:08,911 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:13:08,911 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 16:13:08,911 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 16:13:08,911 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 16:13:08,911 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 16:13:08,911 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 16:13:08,911 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 16:13:08,911 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 16:13:08,911 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 16:13:08,912 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 16:13:08,912 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 16:13:08,912 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:13:08,912 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:13:08,912 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:13:08,912 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:13:08,912 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:13:08,913 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 16:13:08,913 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:13:08,914 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:13:08,914 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:13:08,914 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:13:08,914 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 16:13:08,914 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:13:08,914 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:13:08,914 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 16:13:08,914 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_c914528e-5846-4fa2-b31d-d2c8bdec529c/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 -> b244b333b5c5e678f8ab7fed5aedb673a81acbc9 [2018-12-08 16:13:08,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:13:08,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:13:08,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:13:08,940 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:13:08,941 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:13:08,941 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem15_label54_true-unreach-call.c [2018-12-08 16:13:08,976 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/data/6444b8661/c8553d8a65fe4a4f8fc545ff2dfd844b/FLAG5d9c00916 [2018-12-08 16:13:09,529 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:13:09,529 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/sv-benchmarks/c/eca-rers2012/Problem15_label54_true-unreach-call.c [2018-12-08 16:13:09,542 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/data/6444b8661/c8553d8a65fe4a4f8fc545ff2dfd844b/FLAG5d9c00916 [2018-12-08 16:13:09,971 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/data/6444b8661/c8553d8a65fe4a4f8fc545ff2dfd844b [2018-12-08 16:13:09,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:13:09,979 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:13:09,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:13:09,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:13:09,988 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:13:09,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:13:09" (1/1) ... [2018-12-08 16:13:09,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf0b28c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:09, skipping insertion in model container [2018-12-08 16:13:09,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:13:09" (1/1) ... [2018-12-08 16:13:10,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:13:10,104 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:13:10,444 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:13:10,447 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:13:10,645 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:13:10,655 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:13:10,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10 WrapperNode [2018-12-08 16:13:10,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:13:10,656 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:13:10,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:13:10,656 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:13:10,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... [2018-12-08 16:13:10,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... [2018-12-08 16:13:10,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:13:10,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:13:10,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:13:10,683 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:13:10,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... [2018-12-08 16:13:10,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... [2018-12-08 16:13:10,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... [2018-12-08 16:13:10,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... [2018-12-08 16:13:10,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... [2018-12-08 16:13:10,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... [2018-12-08 16:13:10,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... [2018-12-08 16:13:10,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:13:10,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:13:10,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:13:10,759 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:13:10,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 16:13:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 16:13:10,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 16:13:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-08 16:13:10,798 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-08 16:13:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 16:13:10,798 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 16:13:10,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:13:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:13:10,799 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 16:13:10,799 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 16:13:12,880 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:13:12,880 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 16:13:12,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:13:12 BoogieIcfgContainer [2018-12-08 16:13:12,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:13:12,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 16:13:12,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 16:13:12,883 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 16:13:12,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 04:13:09" (1/3) ... [2018-12-08 16:13:12,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c48fe35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:13:12, skipping insertion in model container [2018-12-08 16:13:12,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:13:10" (2/3) ... [2018-12-08 16:13:12,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c48fe35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 04:13:12, skipping insertion in model container [2018-12-08 16:13:12,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:13:12" (3/3) ... [2018-12-08 16:13:12,886 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label54_true-unreach-call.c [2018-12-08 16:13:12,892 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 16:13:12,898 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 16:13:12,912 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 16:13:12,940 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 16:13:12,940 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 16:13:12,940 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 16:13:12,940 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 16:13:12,940 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 16:13:12,940 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 16:13:12,940 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 16:13:12,941 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 16:13:12,959 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states. [2018-12-08 16:13:12,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 16:13:12,965 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:13:12,966 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] [2018-12-08 16:13:12,967 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:13:12,970 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:13:12,970 INFO L82 PathProgramCache]: Analyzing trace with hash 54256576, now seen corresponding path program 1 times [2018-12-08 16:13:12,972 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:13:13,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:13,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:13:13,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:13,008 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:13:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:13:13,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:13:13,166 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:13:13,166 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 16:13:13,167 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:13:13,170 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 16:13:13,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 16:13:13,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 16:13:13,180 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 3 states. [2018-12-08 16:13:14,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:13:14,636 INFO L93 Difference]: Finished difference Result 1189 states and 2144 transitions. [2018-12-08 16:13:14,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 16:13:14,637 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2018-12-08 16:13:14,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:13:14,651 INFO L225 Difference]: With dead ends: 1189 [2018-12-08 16:13:14,651 INFO L226 Difference]: Without dead ends: 690 [2018-12-08 16:13:14,656 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 16:13:14,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2018-12-08 16:13:14,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 690. [2018-12-08 16:13:14,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 690 states. [2018-12-08 16:13:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1151 transitions. [2018-12-08 16:13:14,713 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1151 transitions. Word has length 46 [2018-12-08 16:13:14,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:13:14,714 INFO L480 AbstractCegarLoop]: Abstraction has 690 states and 1151 transitions. [2018-12-08 16:13:14,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 16:13:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1151 transitions. [2018-12-08 16:13:14,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-08 16:13:14,716 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:13:14,716 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:13:14,717 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:13:14,717 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:13:14,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1294252235, now seen corresponding path program 1 times [2018-12-08 16:13:14,717 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:13:14,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:14,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:13:14,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:14,718 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:13:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:13:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:13:14,837 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:13:14,838 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:13:14,838 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 127 with the following transitions: [2018-12-08 16:13:14,840 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:13:14,867 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:13:14,867 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:13:15,053 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 16:13:15,054 INFO L272 AbstractInterpreter]: Visited 84 different actions 84 times. Never merged. Never widened. Performed 759 root evaluator evaluations with a maximum evaluation depth of 3. Performed 759 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-08 16:13:15,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:13:15,059 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 16:13:15,216 INFO L227 lantSequenceWeakener]: Weakened 120 states. On average, predicates are now at 78.29% of their original sizes. [2018-12-08 16:13:15,216 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 16:13:15,233 INFO L418 sIntCurrentIteration]: We unified 125 AI predicates to 125 [2018-12-08 16:13:15,234 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 16:13:15,234 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 16:13:15,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2018-12-08 16:13:15,234 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:13:15,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 16:13:15,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 16:13:15,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 16:13:15,235 INFO L87 Difference]: Start difference. First operand 690 states and 1151 transitions. Second operand 6 states. [2018-12-08 16:13:30,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:13:30,565 INFO L93 Difference]: Finished difference Result 1682 states and 2806 transitions. [2018-12-08 16:13:30,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 16:13:30,565 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 126 [2018-12-08 16:13:30,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:13:30,568 INFO L225 Difference]: With dead ends: 1682 [2018-12-08 16:13:30,568 INFO L226 Difference]: Without dead ends: 998 [2018-12-08 16:13:30,569 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 126 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-08 16:13:30,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2018-12-08 16:13:30,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 997. [2018-12-08 16:13:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 997 states. [2018-12-08 16:13:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 997 states and 1465 transitions. [2018-12-08 16:13:30,586 INFO L78 Accepts]: Start accepts. Automaton has 997 states and 1465 transitions. Word has length 126 [2018-12-08 16:13:30,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:13:30,586 INFO L480 AbstractCegarLoop]: Abstraction has 997 states and 1465 transitions. [2018-12-08 16:13:30,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 16:13:30,587 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1465 transitions. [2018-12-08 16:13:30,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-08 16:13:30,589 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:13:30,589 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 16:13:30,589 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:13:30,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:13:30,590 INFO L82 PathProgramCache]: Analyzing trace with hash 170458125, now seen corresponding path program 1 times [2018-12-08 16:13:30,590 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:13:30,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:30,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:13:30,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:30,591 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:13:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:13:30,792 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 156 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:13:30,792 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:13:30,792 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:13:30,792 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 222 with the following transitions: [2018-12-08 16:13:30,792 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:13:30,795 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:13:30,795 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:13:30,923 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 16:13:30,923 INFO L272 AbstractInterpreter]: Visited 103 different actions 296 times. Merged at 4 different actions 7 times. Never widened. Performed 3105 root evaluator evaluations with a maximum evaluation depth of 10. Performed 3105 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-08 16:13:30,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:13:30,925 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 16:13:31,082 INFO L227 lantSequenceWeakener]: Weakened 218 states. On average, predicates are now at 84% of their original sizes. [2018-12-08 16:13:31,082 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 16:13:31,110 INFO L418 sIntCurrentIteration]: We unified 220 AI predicates to 220 [2018-12-08 16:13:31,110 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 16:13:31,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 16:13:31,110 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 18 [2018-12-08 16:13:31,110 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:13:31,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:13:31,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:13:31,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 16:13:31,111 INFO L87 Difference]: Start difference. First operand 997 states and 1465 transitions. Second operand 9 states. [2018-12-08 16:13:45,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:13:45,565 INFO L93 Difference]: Finished difference Result 1992 states and 3124 transitions. [2018-12-08 16:13:45,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 16:13:45,565 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 221 [2018-12-08 16:13:45,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:13:45,569 INFO L225 Difference]: With dead ends: 1992 [2018-12-08 16:13:45,570 INFO L226 Difference]: Without dead ends: 1308 [2018-12-08 16:13:45,571 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 226 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-12-08 16:13:45,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1308 states. [2018-12-08 16:13:45,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1308 to 1306. [2018-12-08 16:13:45,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1306 states. [2018-12-08 16:13:45,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1306 states and 1788 transitions. [2018-12-08 16:13:45,590 INFO L78 Accepts]: Start accepts. Automaton has 1306 states and 1788 transitions. Word has length 221 [2018-12-08 16:13:45,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:13:45,590 INFO L480 AbstractCegarLoop]: Abstraction has 1306 states and 1788 transitions. [2018-12-08 16:13:45,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:13:45,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1788 transitions. [2018-12-08 16:13:45,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2018-12-08 16:13:45,594 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:13:45,594 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:13:45,594 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:13:45,595 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:13:45,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1774073790, now seen corresponding path program 1 times [2018-12-08 16:13:45,595 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:13:45,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:45,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:13:45,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:45,596 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:13:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:13:45,792 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 7 proven. 74 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-08 16:13:45,792 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:13:45,793 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:13:45,793 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 401 with the following transitions: [2018-12-08 16:13:45,793 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:13:45,797 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:13:45,797 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:13:46,184 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:13:46,184 INFO L272 AbstractInterpreter]: Visited 283 different actions 840 times. Merged at 6 different actions 13 times. Never widened. Performed 11645 root evaluator evaluations with a maximum evaluation depth of 10. Performed 11645 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 16:13:46,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:13:46,186 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:13:46,186 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:13:46,186 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:13:46,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:13:46,195 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:13:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:13:46,263 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:13:46,349 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 156 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:13:46,349 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:13:46,537 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 156 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:13:46,562 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:13:46,562 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2018-12-08 16:13:46,562 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:13:46,563 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 16:13:46,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 16:13:46,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2018-12-08 16:13:46,564 INFO L87 Difference]: Start difference. First operand 1306 states and 1788 transitions. Second operand 10 states. [2018-12-08 16:13:58,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:13:58,352 INFO L93 Difference]: Finished difference Result 5300 states and 8871 transitions. [2018-12-08 16:13:58,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-12-08 16:13:58,352 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 400 [2018-12-08 16:13:58,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:13:58,377 INFO L225 Difference]: With dead ends: 5300 [2018-12-08 16:13:58,377 INFO L226 Difference]: Without dead ends: 4616 [2018-12-08 16:13:58,382 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 866 GetRequests, 815 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=583, Invalid=1967, Unknown=0, NotChecked=0, Total=2550 [2018-12-08 16:13:58,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4616 states. [2018-12-08 16:13:58,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4616 to 4545. [2018-12-08 16:13:58,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4545 states. [2018-12-08 16:13:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4545 states to 4545 states and 6746 transitions. [2018-12-08 16:13:58,497 INFO L78 Accepts]: Start accepts. Automaton has 4545 states and 6746 transitions. Word has length 400 [2018-12-08 16:13:58,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:13:58,497 INFO L480 AbstractCegarLoop]: Abstraction has 4545 states and 6746 transitions. [2018-12-08 16:13:58,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 16:13:58,498 INFO L276 IsEmpty]: Start isEmpty. Operand 4545 states and 6746 transitions. [2018-12-08 16:13:58,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2018-12-08 16:13:58,503 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:13:58,503 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:13:58,504 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:13:58,504 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:13:58,504 INFO L82 PathProgramCache]: Analyzing trace with hash 548532751, now seen corresponding path program 1 times [2018-12-08 16:13:58,504 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:13:58,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:58,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:13:58,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:13:58,505 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:13:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:13:58,798 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 79 proven. 5 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-08 16:13:58,798 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:13:58,798 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:13:58,799 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 437 with the following transitions: [2018-12-08 16:13:58,799 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [782], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:13:58,803 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:13:58,803 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:13:59,075 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 16:13:59,075 INFO L272 AbstractInterpreter]: Visited 282 different actions 833 times. Merged at 4 different actions 7 times. Never widened. Performed 11055 root evaluator evaluations with a maximum evaluation depth of 9. Performed 11055 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-08 16:13:59,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:13:59,077 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 16:13:59,313 INFO L227 lantSequenceWeakener]: Weakened 433 states. On average, predicates are now at 80.25% of their original sizes. [2018-12-08 16:13:59,313 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 16:13:59,345 INFO L418 sIntCurrentIteration]: We unified 435 AI predicates to 435 [2018-12-08 16:13:59,345 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 16:13:59,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 16:13:59,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-12-08 16:13:59,346 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:13:59,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 16:13:59,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 16:13:59,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:13:59,346 INFO L87 Difference]: Start difference. First operand 4545 states and 6746 transitions. Second operand 10 states. [2018-12-08 16:15:34,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:15:34,512 INFO L93 Difference]: Finished difference Result 9715 states and 14848 transitions. [2018-12-08 16:15:34,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-08 16:15:34,512 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 436 [2018-12-08 16:15:34,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:15:34,527 INFO L225 Difference]: With dead ends: 9715 [2018-12-08 16:15:34,527 INFO L226 Difference]: Without dead ends: 5792 [2018-12-08 16:15:34,532 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 444 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-12-08 16:15:34,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5792 states. [2018-12-08 16:15:34,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5792 to 5478. [2018-12-08 16:15:34,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5478 states. [2018-12-08 16:15:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 7835 transitions. [2018-12-08 16:15:34,610 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 7835 transitions. Word has length 436 [2018-12-08 16:15:34,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:15:34,611 INFO L480 AbstractCegarLoop]: Abstraction has 5478 states and 7835 transitions. [2018-12-08 16:15:34,611 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 16:15:34,611 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 7835 transitions. [2018-12-08 16:15:34,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2018-12-08 16:15:34,613 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:15:34,614 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:15:34,614 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:15:34,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:15:34,614 INFO L82 PathProgramCache]: Analyzing trace with hash 337303166, now seen corresponding path program 1 times [2018-12-08 16:15:34,614 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:15:34,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:34,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:15:34,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:34,615 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:15:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:15:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 310 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 16:15:34,764 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:15:34,764 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:15:34,764 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 441 with the following transitions: [2018-12-08 16:15:34,765 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [699], [704], [706], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:15:34,767 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:15:34,767 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:15:35,114 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:15:35,114 INFO L272 AbstractInterpreter]: Visited 210 different actions 825 times. Merged at 6 different actions 18 times. Never widened. Performed 10844 root evaluator evaluations with a maximum evaluation depth of 15. Performed 10844 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 16:15:35,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:15:35,117 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:15:35,117 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:15:35,118 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:15:35,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:15:35,124 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:15:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:15:35,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:15:35,267 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 310 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 16:15:35,267 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:15:35,381 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 310 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 16:15:35,396 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:15:35,396 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2018-12-08 16:15:35,396 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:15:35,397 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 16:15:35,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 16:15:35,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:15:35,397 INFO L87 Difference]: Start difference. First operand 5478 states and 7835 transitions. Second operand 8 states. [2018-12-08 16:15:40,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:15:40,540 INFO L93 Difference]: Finished difference Result 14209 states and 21692 transitions. [2018-12-08 16:15:40,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-12-08 16:15:40,541 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 440 [2018-12-08 16:15:40,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:15:40,566 INFO L225 Difference]: With dead ends: 14209 [2018-12-08 16:15:40,566 INFO L226 Difference]: Without dead ends: 9353 [2018-12-08 16:15:40,575 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 924 GetRequests, 895 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=216, Invalid=654, Unknown=0, NotChecked=0, Total=870 [2018-12-08 16:15:40,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9353 states. [2018-12-08 16:15:40,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9353 to 9270. [2018-12-08 16:15:40,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9270 states. [2018-12-08 16:15:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9270 states to 9270 states and 12559 transitions. [2018-12-08 16:15:40,698 INFO L78 Accepts]: Start accepts. Automaton has 9270 states and 12559 transitions. Word has length 440 [2018-12-08 16:15:40,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:15:40,699 INFO L480 AbstractCegarLoop]: Abstraction has 9270 states and 12559 transitions. [2018-12-08 16:15:40,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 16:15:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 9270 states and 12559 transitions. [2018-12-08 16:15:40,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2018-12-08 16:15:40,703 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:15:40,703 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:15:40,703 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:15:40,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:15:40,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1481496232, now seen corresponding path program 1 times [2018-12-08 16:15:40,703 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:15:40,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:40,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:15:40,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:40,704 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:15:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:15:40,915 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 119 proven. 4 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-08 16:15:40,915 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:15:40,915 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:15:40,915 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 514 with the following transitions: [2018-12-08 16:15:40,916 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [566], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [827], [832], [834], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:15:40,918 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:15:40,919 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:15:41,300 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:15:41,301 INFO L272 AbstractInterpreter]: Visited 284 different actions 845 times. Merged at 6 different actions 15 times. Never widened. Performed 11433 root evaluator evaluations with a maximum evaluation depth of 15. Performed 11433 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 3 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 16:15:41,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:15:41,302 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:15:41,302 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:15:41,302 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:15:41,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:15:41,308 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:15:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:15:41,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:15:41,516 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 309 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 16:15:41,516 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:15:41,637 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 309 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 16:15:41,652 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:15:41,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-08 16:15:41,652 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:15:41,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:15:41,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:15:41,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:15:41,653 INFO L87 Difference]: Start difference. First operand 9270 states and 12559 transitions. Second operand 9 states. [2018-12-08 16:15:46,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:15:46,229 INFO L93 Difference]: Finished difference Result 22356 states and 30986 transitions. [2018-12-08 16:15:46,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-12-08 16:15:46,229 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 513 [2018-12-08 16:15:46,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:15:46,263 INFO L225 Difference]: With dead ends: 22356 [2018-12-08 16:15:46,264 INFO L226 Difference]: Without dead ends: 14950 [2018-12-08 16:15:46,274 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1091 GetRequests, 1051 SyntacticMatches, 3 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=306, Invalid=1176, Unknown=0, NotChecked=0, Total=1482 [2018-12-08 16:15:46,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14950 states. [2018-12-08 16:15:46,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14950 to 13377. [2018-12-08 16:15:46,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13377 states. [2018-12-08 16:15:46,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13377 states to 13377 states and 17403 transitions. [2018-12-08 16:15:46,411 INFO L78 Accepts]: Start accepts. Automaton has 13377 states and 17403 transitions. Word has length 513 [2018-12-08 16:15:46,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:15:46,412 INFO L480 AbstractCegarLoop]: Abstraction has 13377 states and 17403 transitions. [2018-12-08 16:15:46,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:15:46,412 INFO L276 IsEmpty]: Start isEmpty. Operand 13377 states and 17403 transitions. [2018-12-08 16:15:46,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2018-12-08 16:15:46,416 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:15:46,416 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:15:46,416 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:15:46,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:15:46,417 INFO L82 PathProgramCache]: Analyzing trace with hash 573981959, now seen corresponding path program 1 times [2018-12-08 16:15:46,417 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:15:46,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:46,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:15:46,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:46,417 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:15:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:15:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 121 proven. 11 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-12-08 16:15:46,669 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:15:46,669 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:15:46,669 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 533 with the following transitions: [2018-12-08 16:15:46,669 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [722], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:15:46,671 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:15:46,672 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:15:49,291 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:15:49,291 INFO L272 AbstractInterpreter]: Visited 284 different actions 844 times. Merged at 7 different actions 14 times. Never widened. Performed 11668 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11668 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 16:15:49,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:15:49,292 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:15:49,293 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:15:49,293 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 16:15:49,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:15:49,298 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:15:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:15:49,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:15:49,568 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2018-12-08 16:15:49,568 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:15:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2018-12-08 16:15:49,757 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-08 16:15:49,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 9 [2018-12-08 16:15:49,758 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:15:49,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 16:15:49,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 16:15:49,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-08 16:15:49,759 INFO L87 Difference]: Start difference. First operand 13377 states and 17403 transitions. Second operand 3 states. [2018-12-08 16:15:51,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:15:51,869 INFO L93 Difference]: Finished difference Result 33316 states and 43687 transitions. [2018-12-08 16:15:51,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 16:15:51,870 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 532 [2018-12-08 16:15:51,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:15:51,902 INFO L225 Difference]: With dead ends: 33316 [2018-12-08 16:15:51,902 INFO L226 Difference]: Without dead ends: 20252 [2018-12-08 16:15:51,917 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1074 GetRequests, 1064 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-08 16:15:51,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20252 states. [2018-12-08 16:15:52,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20252 to 19626. [2018-12-08 16:15:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19626 states. [2018-12-08 16:15:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19626 states to 19626 states and 24978 transitions. [2018-12-08 16:15:52,094 INFO L78 Accepts]: Start accepts. Automaton has 19626 states and 24978 transitions. Word has length 532 [2018-12-08 16:15:52,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:15:52,094 INFO L480 AbstractCegarLoop]: Abstraction has 19626 states and 24978 transitions. [2018-12-08 16:15:52,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 16:15:52,095 INFO L276 IsEmpty]: Start isEmpty. Operand 19626 states and 24978 transitions. [2018-12-08 16:15:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2018-12-08 16:15:52,100 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:15:52,100 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:15:52,100 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:15:52,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:15:52,100 INFO L82 PathProgramCache]: Analyzing trace with hash -650493841, now seen corresponding path program 1 times [2018-12-08 16:15:52,101 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:15:52,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:52,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:15:52,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:52,101 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:15:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:15:52,309 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 351 proven. 2 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-08 16:15:52,309 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:15:52,309 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:15:52,309 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 556 with the following transitions: [2018-12-08 16:15:52,310 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [827], [832], [834], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:15:52,312 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:15:52,313 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:15:54,943 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:15:54,943 INFO L272 AbstractInterpreter]: Visited 286 different actions 848 times. Merged at 7 different actions 16 times. Never widened. Performed 11714 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11714 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 16:15:54,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:15:54,945 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:15:54,945 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:15:54,945 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/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 [2018-12-08 16:15:54,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:15:54,951 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:15:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:15:55,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:15:55,130 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 351 proven. 2 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-08 16:15:55,130 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:15:55,268 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 351 proven. 2 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-08 16:15:55,283 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 16:15:55,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-08 16:15:55,284 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 16:15:55,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 16:15:55,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 16:15:55,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-08 16:15:55,285 INFO L87 Difference]: Start difference. First operand 19626 states and 24978 transitions. Second operand 9 states. [2018-12-08 16:15:58,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:15:58,667 INFO L93 Difference]: Finished difference Result 39137 states and 50345 transitions. [2018-12-08 16:15:58,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-08 16:15:58,667 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 555 [2018-12-08 16:15:58,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:15:58,708 INFO L225 Difference]: With dead ends: 39137 [2018-12-08 16:15:58,708 INFO L226 Difference]: Without dead ends: 20442 [2018-12-08 16:15:58,734 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1139 GetRequests, 1117 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-12-08 16:15:58,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20442 states. [2018-12-08 16:15:58,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20442 to 19678. [2018-12-08 16:15:58,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19678 states. [2018-12-08 16:15:58,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19678 states to 19678 states and 23099 transitions. [2018-12-08 16:15:58,906 INFO L78 Accepts]: Start accepts. Automaton has 19678 states and 23099 transitions. Word has length 555 [2018-12-08 16:15:58,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:15:58,907 INFO L480 AbstractCegarLoop]: Abstraction has 19678 states and 23099 transitions. [2018-12-08 16:15:58,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 16:15:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 19678 states and 23099 transitions. [2018-12-08 16:15:58,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2018-12-08 16:15:58,911 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:15:58,911 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:15:58,911 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:15:58,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:15:58,911 INFO L82 PathProgramCache]: Analyzing trace with hash -2044150928, now seen corresponding path program 1 times [2018-12-08 16:15:58,911 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:15:58,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:58,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:15:58,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:15:58,912 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:15:58,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:15:59,585 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 124 proven. 339 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 16:15:59,585 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:15:59,585 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 16:15:59,585 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 560 with the following transitions: [2018-12-08 16:15:59,585 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [349], [351], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [872], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 16:15:59,588 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 16:15:59,588 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 16:16:02,738 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 16:16:02,738 INFO L272 AbstractInterpreter]: Visited 284 different actions 846 times. Merged at 7 different actions 16 times. Never widened. Performed 11736 root evaluator evaluations with a maximum evaluation depth of 24. Performed 11736 inverse root evaluator evaluations with a maximum inverse evaluation depth of 24. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 16:16:02,739 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:16:02,739 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 16:16:02,739 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 16:16:02,739 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/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 [2018-12-08 16:16:02,745 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:16:02,745 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 16:16:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:16:02,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:16:03,765 WARN L180 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 29 [2018-12-08 16:16:03,968 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 317 proven. 42 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-08 16:16:03,968 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 16:16:04,311 WARN L180 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2018-12-08 16:16:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2018-12-08 16:16:04,566 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-08 16:16:04,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [11, 6] total 16 [2018-12-08 16:16:04,567 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:16:04,567 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 16:16:04,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 16:16:04,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2018-12-08 16:16:04,567 INFO L87 Difference]: Start difference. First operand 19678 states and 23099 transitions. Second operand 3 states. [2018-12-08 16:16:06,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:16:06,037 INFO L93 Difference]: Finished difference Result 48095 states and 57427 transitions. [2018-12-08 16:16:06,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 16:16:06,038 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 559 [2018-12-08 16:16:06,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:16:06,080 INFO L225 Difference]: With dead ends: 48095 [2018-12-08 16:16:06,080 INFO L226 Difference]: Without dead ends: 29350 [2018-12-08 16:16:06,102 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1129 GetRequests, 1114 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2018-12-08 16:16:06,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29350 states. [2018-12-08 16:16:06,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29350 to 28388. [2018-12-08 16:16:06,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28388 states. [2018-12-08 16:16:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28388 states to 28388 states and 33711 transitions. [2018-12-08 16:16:06,380 INFO L78 Accepts]: Start accepts. Automaton has 28388 states and 33711 transitions. Word has length 559 [2018-12-08 16:16:06,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:16:06,380 INFO L480 AbstractCegarLoop]: Abstraction has 28388 states and 33711 transitions. [2018-12-08 16:16:06,380 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 16:16:06,380 INFO L276 IsEmpty]: Start isEmpty. Operand 28388 states and 33711 transitions. [2018-12-08 16:16:06,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2018-12-08 16:16:06,386 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 16:16:06,386 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 16:16:06,387 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 16:16:06,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:16:06,387 INFO L82 PathProgramCache]: Analyzing trace with hash 132370450, now seen corresponding path program 1 times [2018-12-08 16:16:06,387 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 16:16:06,387 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:16:06,387 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:16:06,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:16:06,388 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 16:16:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:16:06,574 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2018-12-08 16:16:06,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 16:16:06,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 16:16:06,575 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 16:16:06,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 16:16:06,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 16:16:06,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 16:16:06,576 INFO L87 Difference]: Start difference. First operand 28388 states and 33711 transitions. Second operand 3 states. [2018-12-08 16:16:07,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 16:16:07,590 INFO L93 Difference]: Finished difference Result 48860 states and 58177 transitions. [2018-12-08 16:16:07,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 16:16:07,590 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 596 [2018-12-08 16:16:07,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 16:16:07,591 INFO L225 Difference]: With dead ends: 48860 [2018-12-08 16:16:07,591 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 16:16:07,623 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 16:16:07,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 16:16:07,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 16:16:07,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 16:16:07,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 16:16:07,623 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 596 [2018-12-08 16:16:07,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 16:16:07,623 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 16:16:07,623 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 16:16:07,624 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 16:16:07,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 16:16:07,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 16:16:07,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:07,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 16:16:08,868 WARN L180 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 88 [2018-12-08 16:16:09,589 WARN L180 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 90 [2018-12-08 16:16:10,124 WARN L180 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 47 [2018-12-08 16:16:10,406 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 47 [2018-12-08 16:16:12,148 WARN L180 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 310 DAG size of output: 104 [2018-12-08 16:16:12,151 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 16:16:12,152 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a2~0)| ~a2~0) (= ~a0~0 |old(~a0~0)|) (= |old(~a4~0)| ~a4~0)) [2018-12-08 16:16:12,152 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 16:16:12,152 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1658 1758) no Hoare annotation was computed. [2018-12-08 16:16:12,152 INFO L448 ceAbstractionStarter]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,152 INFO L448 ceAbstractionStarter]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,153 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1658 1758) the Hoare annotation is: (let ((.cse11 (+ |old(~a4~0)| 89)) (.cse14 (= |old(~a2~0)| ~a2~0)) (.cse10 (<= ~a29~0 43)) (.cse15 (= ~a0~0 |old(~a0~0)|)) (.cse16 (= |old(~a4~0)| ~a4~0))) (let ((.cse1 (and .cse14 .cse10 .cse15 .cse16)) (.cse4 (and .cse14 .cse15 .cse16)) (.cse3 (< 0 .cse11)) (.cse7 (= 4 |old(~a2~0)|)) (.cse2 (< 43 |old(~a29~0)|)) (.cse0 (<= (+ |old(~a4~0)| 86) 0)) (.cse6 (< |old(~a2~0)| 3)) (.cse9 (forall ((v_prenex_1 Int)) (let ((.cse13 (mod v_prenex_1 299928))) (or (< .cse13 (+ |old(~a29~0)| 155222)) (not (= .cse13 0)) (< 0 (+ v_prenex_1 144)))))) (.cse5 (< 0 (+ |old(~a0~0)| 98))) (.cse8 (exists ((v_prenex_1 Int)) (let ((.cse12 (mod v_prenex_1 299928))) (and (<= (+ ~a29~0 155222) .cse12) (<= (+ v_prenex_1 144) 0) (= .cse12 0)))))) (and (or .cse0 .cse1 .cse2 (< 1 |old(~a2~0)|)) (or .cse3 .cse4 .cse5) (or .cse4 .cse0 .cse5) (or .cse4 .cse6 .cse7 .cse5) (or .cse8 (or .cse3 .cse9)) (or .cse0 .cse10 .cse2 .cse5) (or (or .cse3 .cse2) .cse1) (or .cse4 (or .cse3 .cse7)) (or .cse2 .cse10 .cse5 (not (= 3 |old(~a2~0)|))) (or .cse0 .cse6 .cse9 .cse5 .cse8) (or (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a29~0)| 127))) (not (= 0 (+ |old(~a0~0)| 44))) (not (= 0 .cse11)) (= (+ ~a29~0 127) 0))))) [2018-12-08 16:16:12,153 INFO L448 ceAbstractionStarter]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,153 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,153 INFO L448 ceAbstractionStarter]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,153 INFO L448 ceAbstractionStarter]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,153 INFO L448 ceAbstractionStarter]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,154 INFO L448 ceAbstractionStarter]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,154 INFO L448 ceAbstractionStarter]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,154 INFO L448 ceAbstractionStarter]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2018-12-08 16:16:12,154 INFO L448 ceAbstractionStarter]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2018-12-08 16:16:12,154 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1658 1758) no Hoare annotation was computed. [2018-12-08 16:16:12,154 INFO L448 ceAbstractionStarter]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,155 INFO L448 ceAbstractionStarter]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,155 INFO L448 ceAbstractionStarter]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,155 INFO L448 ceAbstractionStarter]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,155 INFO L448 ceAbstractionStarter]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2018-12-08 16:16:12,155 INFO L448 ceAbstractionStarter]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2018-12-08 16:16:12,155 INFO L448 ceAbstractionStarter]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2018-12-08 16:16:12,156 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,156 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,156 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,156 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,156 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,157 INFO L448 ceAbstractionStarter]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,157 INFO L448 ceAbstractionStarter]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,157 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,157 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-08 16:16:12,157 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-08 16:16:12,157 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-08 16:16:12,158 INFO L448 ceAbstractionStarter]: For program point L830(lines 830 839) no Hoare annotation was computed. [2018-12-08 16:16:12,158 INFO L448 ceAbstractionStarter]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2018-12-08 16:16:12,158 INFO L448 ceAbstractionStarter]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,158 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,158 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,158 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,159 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,159 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,159 INFO L448 ceAbstractionStarter]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,159 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 127) no Hoare annotation was computed. [2018-12-08 16:16:12,159 INFO L448 ceAbstractionStarter]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,160 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,160 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,160 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-08 16:16:12,160 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-08 16:16:12,160 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-08 16:16:12,160 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,161 INFO L448 ceAbstractionStarter]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,161 INFO L448 ceAbstractionStarter]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,161 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,161 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,161 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,161 INFO L448 ceAbstractionStarter]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,162 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,162 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,162 INFO L448 ceAbstractionStarter]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2018-12-08 16:16:12,162 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,162 INFO L448 ceAbstractionStarter]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2018-12-08 16:16:12,162 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,163 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,163 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,163 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 319) no Hoare annotation was computed. [2018-12-08 16:16:12,163 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,163 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2018-12-08 16:16:12,164 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-08 16:16:12,164 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-08 16:16:12,164 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-08 16:16:12,164 INFO L448 ceAbstractionStarter]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,164 INFO L448 ceAbstractionStarter]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,164 INFO L448 ceAbstractionStarter]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,165 INFO L448 ceAbstractionStarter]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,165 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,165 INFO L448 ceAbstractionStarter]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,165 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,165 INFO L448 ceAbstractionStarter]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,166 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,166 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,166 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,166 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-08 16:16:12,166 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-08 16:16:12,166 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-08 16:16:12,167 INFO L448 ceAbstractionStarter]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,167 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,167 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 586) no Hoare annotation was computed. [2018-12-08 16:16:12,167 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,167 INFO L448 ceAbstractionStarter]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2018-12-08 16:16:12,167 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,168 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,168 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,168 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 651) no Hoare annotation was computed. [2018-12-08 16:16:12,168 INFO L448 ceAbstractionStarter]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2018-12-08 16:16:12,168 INFO L448 ceAbstractionStarter]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,168 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,169 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,169 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,169 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,169 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,169 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,169 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,170 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,170 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-08 16:16:12,170 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,170 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-08 16:16:12,170 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-08 16:16:12,170 INFO L448 ceAbstractionStarter]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,171 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,171 INFO L448 ceAbstractionStarter]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,171 INFO L448 ceAbstractionStarter]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,171 INFO L448 ceAbstractionStarter]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,171 INFO L448 ceAbstractionStarter]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,171 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,172 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,172 INFO L448 ceAbstractionStarter]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,172 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,172 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,172 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,172 INFO L448 ceAbstractionStarter]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2018-12-08 16:16:12,172 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,172 INFO L448 ceAbstractionStarter]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2018-12-08 16:16:12,173 INFO L448 ceAbstractionStarter]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2018-12-08 16:16:12,173 INFO L448 ceAbstractionStarter]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2018-12-08 16:16:12,173 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-08 16:16:12,173 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-08 16:16:12,173 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-08 16:16:12,173 INFO L448 ceAbstractionStarter]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,173 INFO L448 ceAbstractionStarter]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,173 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,174 INFO L448 ceAbstractionStarter]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,174 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,174 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,174 INFO L448 ceAbstractionStarter]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,174 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,174 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,174 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,175 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,175 INFO L448 ceAbstractionStarter]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,175 INFO L448 ceAbstractionStarter]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,175 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,175 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-08 16:16:12,175 INFO L448 ceAbstractionStarter]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,175 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-08 16:16:12,175 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-08 16:16:12,176 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,176 INFO L448 ceAbstractionStarter]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,176 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,176 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,176 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,176 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,176 INFO L448 ceAbstractionStarter]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,176 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,177 INFO L448 ceAbstractionStarter]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,177 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,177 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-08 16:16:12,177 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-08 16:16:12,177 INFO L448 ceAbstractionStarter]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,177 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-08 16:16:12,177 INFO L448 ceAbstractionStarter]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,177 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,177 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,178 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 528) no Hoare annotation was computed. [2018-12-08 16:16:12,178 INFO L448 ceAbstractionStarter]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2018-12-08 16:16:12,178 INFO L448 ceAbstractionStarter]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2018-12-08 16:16:12,178 INFO L448 ceAbstractionStarter]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2018-12-08 16:16:12,178 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,178 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1656) the Hoare annotation is: (let ((.cse6 (+ |old(~a4~0)| 89)) (.cse14 (= |old(~a2~0)| ~a2~0)) (.cse11 (<= ~a29~0 43)) (.cse15 (= ~a0~0 |old(~a0~0)|)) (.cse16 (= |old(~a4~0)| ~a4~0))) (let ((.cse1 (and .cse14 .cse11 .cse15 .cse16)) (.cse4 (and .cse14 .cse15 .cse16)) (.cse3 (< 0 .cse6)) (.cse8 (= 4 |old(~a2~0)|)) (.cse2 (< 43 |old(~a29~0)|)) (.cse0 (<= (+ |old(~a4~0)| 86) 0)) (.cse7 (< |old(~a2~0)| 3)) (.cse10 (forall ((v_prenex_1 Int)) (let ((.cse13 (mod v_prenex_1 299928))) (or (< .cse13 (+ |old(~a29~0)| 155222)) (not (= .cse13 0)) (< 0 (+ v_prenex_1 144)))))) (.cse5 (< 0 (+ |old(~a0~0)| 98))) (.cse9 (exists ((v_prenex_1 Int)) (let ((.cse12 (mod v_prenex_1 299928))) (and (<= (+ ~a29~0 155222) .cse12) (<= (+ v_prenex_1 144) 0) (= .cse12 0)))))) (and (or .cse0 .cse1 .cse2 (< 1 |old(~a2~0)|)) (or .cse3 .cse4 .cse5) (or (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a29~0)| 127))) (= |calculate_output_#in~input| 0) (not (= 0 (+ |old(~a0~0)| 44))) (= (+ ~a29~0 127) 0) (not (= 0 .cse6))) (or .cse4 .cse0 .cse5) (or .cse4 .cse7 .cse8 .cse5) (or .cse9 (or .cse3 .cse10)) (or .cse0 .cse11 .cse2 .cse5) (or (or .cse3 .cse2) .cse1) (or .cse4 (or .cse3 .cse8)) (or .cse2 .cse11 .cse5 (not (= 3 |old(~a2~0)|))) (or .cse0 .cse7 .cse10 .cse5 .cse9)))) [2018-12-08 16:16:12,179 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,179 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,179 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,179 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,179 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,179 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,179 INFO L448 ceAbstractionStarter]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,179 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 402) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,180 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,181 INFO L448 ceAbstractionStarter]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,181 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,181 INFO L448 ceAbstractionStarter]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,181 INFO L448 ceAbstractionStarter]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,181 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,181 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,181 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,181 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,181 INFO L448 ceAbstractionStarter]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,182 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 605) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,183 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 803) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 541) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,184 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,185 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,185 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,185 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,185 INFO L448 ceAbstractionStarter]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,185 INFO L444 ceAbstractionStarter]: At program point L1655(line 1655) the Hoare annotation is: (let ((.cse14 (<= ~a29~0 43)) (.cse17 (= |old(~a2~0)| ~a2~0)) (.cse18 (= ~a0~0 |old(~a0~0)|)) (.cse19 (= |old(~a4~0)| ~a4~0)) (.cse20 (+ |old(~a4~0)| 89))) (let ((.cse9 (= 4 |old(~a2~0)|)) (.cse4 (< |old(~a2~0)| 3)) (.cse13 (not (= 0 .cse20))) (.cse6 (not (= 0 (+ |old(~a0~0)| 44)))) (.cse1 (not (= calculate_output_~input 0))) (.cse12 (not (= 1 |old(~a2~0)|))) (.cse3 (< .cse20 0)) (.cse5 (= |calculate_output_#in~input| 0)) (.cse10 (and .cse17 .cse18 .cse19)) (.cse7 (<= (+ |old(~a4~0)| 86) 0)) (.cse16 (exists ((v_prenex_1 Int)) (let ((.cse22 (mod v_prenex_1 299928))) (and (<= (+ ~a29~0 155222) .cse22) (<= (+ v_prenex_1 144) 0) (= .cse22 0))))) (.cse15 (forall ((v_prenex_1 Int)) (let ((.cse21 (mod v_prenex_1 299928))) (or (< .cse21 (+ |old(~a29~0)| 155222)) (not (= .cse21 0)) (< 0 (+ v_prenex_1 144)))))) (.cse0 (< 0 .cse20)) (.cse8 (and .cse17 .cse14 .cse18 .cse19)) (.cse2 (< 43 |old(~a29~0)|)) (.cse11 (< 0 (+ |old(~a0~0)| 98)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse2 (< 1 |old(~a2~0)|)) (or .cse0 .cse3 .cse4 .cse5 .cse6 .cse9 .cse1) (or .cse0 .cse10 .cse11) (or .cse10 .cse4 .cse9 .cse11) (or .cse12 (= (+ ~a29~0 127) 0) (not (= 0 (+ |old(~a29~0)| 127))) .cse5 .cse6 .cse13) (or .cse7 .cse14 .cse2 .cse11) (or .cse10 (or .cse0 .cse9)) (or .cse7 .cse4 .cse15 .cse11 .cse16) (or .cse1 (or .cse13 (= 0 |old(~a2~0)|) (< 2 |old(~a2~0)|) .cse5 .cse6)) (or .cse0 .cse1 .cse12 .cse2 .cse3 .cse5) (or .cse10 .cse7 .cse11) (or .cse16 (or .cse0 .cse15)) (or (or .cse0 .cse2) .cse8) (or .cse2 .cse14 .cse11 (not (= 3 |old(~a2~0)|)))))) [2018-12-08 16:16:12,185 INFO L448 ceAbstractionStarter]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2018-12-08 16:16:12,185 INFO L448 ceAbstractionStarter]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,186 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,187 INFO L448 ceAbstractionStarter]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-08 16:16:12,188 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,189 INFO L448 ceAbstractionStarter]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,190 INFO L448 ceAbstractionStarter]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,191 INFO L448 ceAbstractionStarter]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 556) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,192 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,193 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,194 INFO L448 ceAbstractionStarter]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 894) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-08 16:16:12,195 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 568) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,196 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,197 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 706) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,198 INFO L448 ceAbstractionStarter]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2018-12-08 16:16:12,199 INFO L448 ceAbstractionStarter]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,199 INFO L448 ceAbstractionStarter]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2018-12-08 16:16:12,199 INFO L448 ceAbstractionStarter]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2018-12-08 16:16:12,199 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 16:16:12,199 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a2~0 1) (= (+ ~a0~0 44) 0) (= (+ ~a4~0 89) 0) (= (+ ~a29~0 127) 0)) [2018-12-08 16:16:12,199 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 16:16:12,199 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 16:16:12,199 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1760 1776) the Hoare annotation is: (or (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a29~0)| 127))) (not (= 0 (+ |old(~a0~0)| 44))) (not (= 0 (+ |old(~a4~0)| 89))) (and (= ~a2~0 1) (= (+ ~a4~0 89) 0) (= ~a0~0 |old(~a0~0)|) (= (+ ~a29~0 127) 0))) [2018-12-08 16:16:12,199 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1760 1776) no Hoare annotation was computed. [2018-12-08 16:16:12,199 INFO L444 ceAbstractionStarter]: At program point L1774(line 1774) the Hoare annotation is: (let ((.cse2 (< 0 (+ ~a4~0 86))) (.cse0 (<= (+ ~a4~0 89) 0)) (.cse3 (<= ~a29~0 43)) (.cse1 (<= (+ ~a0~0 98) 0)) (.cse4 (not (= ~a2~0 4)))) (or (not (= 1 |old(~a2~0)|)) (and .cse0 .cse1) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse2 .cse3 (<= ~a2~0 1)) (and .cse1 .cse2) (and .cse0 .cse4) (and .cse0 .cse3) (not (= 0 (+ |old(~a4~0)| 89))) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse1 .cse4 (<= 3 ~a2~0)))) [2018-12-08 16:16:12,199 INFO L448 ceAbstractionStarter]: For program point L1774-1(line 1774) no Hoare annotation was computed. [2018-12-08 16:16:12,199 INFO L448 ceAbstractionStarter]: For program point L1771(line 1771) no Hoare annotation was computed. [2018-12-08 16:16:12,200 INFO L444 ceAbstractionStarter]: At program point L1766-2(lines 1766 1775) the Hoare annotation is: (let ((.cse2 (< 0 (+ ~a4~0 86))) (.cse0 (<= (+ ~a4~0 89) 0)) (.cse3 (<= ~a29~0 43)) (.cse1 (<= (+ ~a0~0 98) 0)) (.cse4 (not (= ~a2~0 4)))) (or (not (= 1 |old(~a2~0)|)) (and .cse0 .cse1) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse2 .cse3 (<= ~a2~0 1)) (and .cse1 .cse2) (and .cse0 .cse4) (and .cse0 .cse3) (not (= 0 (+ |old(~a4~0)| 89))) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse1 .cse4 (<= 3 ~a2~0)))) [2018-12-08 16:16:12,200 INFO L448 ceAbstractionStarter]: For program point L1766-3(lines 1760 1776) no Hoare annotation was computed. [2018-12-08 16:16:12,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 04:16:12 BoogieIcfgContainer [2018-12-08 16:16:12,209 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 16:16:12,209 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:16:12,209 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:16:12,209 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:16:12,209 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:13:12" (3/4) ... [2018-12-08 16:16:12,212 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 16:16:12,215 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 16:16:12,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-08 16:16:12,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 16:16:12,216 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 16:16:12,228 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-08 16:16:12,229 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 16:16:12,247 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == \old(a2)) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || !(0 == \old(a0) + 44)) || ((0 < a4 + 86 && a29 <= 43) && a2 <= 1)) || (a0 + 98 <= 0 && 0 < a4 + 86)) || (a4 + 89 <= 0 && !(a2 == 4))) || (a4 + 89 <= 0 && a29 <= 43)) || !(0 == \old(a4) + 89)) || !(0 == \old(a29) + 127)) || ((a0 + 98 <= 0 && !(a2 == 4)) && 3 <= a2) [2018-12-08 16:16:12,335 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c914528e-5846-4fa2-b31d-d2c8bdec529c/bin-2019/utaipan/witness.graphml [2018-12-08 16:16:12,335 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:16:12,336 INFO L168 Benchmark]: Toolchain (without parser) took 182358.39 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 947.0 MB in the beginning and 3.9 GB in the end (delta: -2.9 GB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-12-08 16:16:12,336 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:16:12,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -116.0 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. [2018-12-08 16:16:12,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:16:12,336 INFO L168 Benchmark]: Boogie Preprocessor took 75.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:16:12,337 INFO L168 Benchmark]: RCFGBuilder took 2121.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 38.6 MB). Peak memory consumption was 224.9 MB. Max. memory is 11.5 GB. [2018-12-08 16:16:12,337 INFO L168 Benchmark]: TraceAbstraction took 179328.10 ms. Allocated memory was 1.1 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 1.0 GB in the beginning and 3.9 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.6 GB. Max. memory is 11.5 GB. [2018-12-08 16:16:12,337 INFO L168 Benchmark]: Witness Printer took 126.14 ms. Allocated memory is still 4.9 GB. Free memory was 3.9 GB in the beginning and 3.9 GB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. [2018-12-08 16:16:12,338 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 674.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -116.0 MB). Peak memory consumption was 88.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2121.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 38.6 MB). Peak memory consumption was 224.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 179328.10 ms. Allocated memory was 1.1 GB in the beginning and 4.9 GB in the end (delta: 3.8 GB). Free memory was 1.0 GB in the beginning and 3.9 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.6 GB. Max. memory is 11.5 GB. * Witness Printer took 126.14 ms. Allocated memory is still 4.9 GB. Free memory was 3.9 GB in the beginning and 3.9 GB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 127]: 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: 1766]: Loop Invariant Derived loop invariant: ((((((((!(1 == \old(a2)) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || !(0 == \old(a0) + 44)) || ((0 < a4 + 86 && a29 <= 43) && a2 <= 1)) || (a0 + 98 <= 0 && 0 < a4 + 86)) || (a4 + 89 <= 0 && !(a2 == 4))) || (a4 + 89 <= 0 && a29 <= 43)) || !(0 == \old(a4) + 89)) || !(0 == \old(a29) + 127)) || ((a0 + 98 <= 0 && !(a2 == 4)) && 3 <= a2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 437 locations, 1 error locations. SAFE Result, 179.2s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 156.2s AutomataDifference, 0.0s DeadEndRemovalTime, 4.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2952 SDtfs, 16659 SDslu, 2101 SDs, 0 SdLazy, 25950 SolverSat, 7447 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 136.6s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 7030 GetRequests, 6824 SyntacticMatches, 14 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1477 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28388occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 10.1s AbstIntTime, 9 AbstIntIterations, 3 AbstIntStrong, 0.9974791441738542 AbsIntWeakeningRatio, 0.09230769230769231 AbsIntAvgWeakeningVarsNumRemoved, 15.560256410256411 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 4396 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1119 PreInvPairs, 1341 NumberOfFragments, 1331 HoareAnnotationTreeSize, 1119 FomulaSimplifications, 14326 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 25800 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 7423 NumberOfCodeBlocks, 7423 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 10399 ConstructedInterpolants, 84 QuantifiedInterpolants, 16402815 SizeOfPredicates, 10 NumberOfNonLiveVariables, 4278 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 23 InterpolantComputations, 5 PerfectInterpolantSequences, 7253/7786 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...