./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label27_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_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/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 1b208146e3ece6d9a53f019c6a3409aa215a7853 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:20:19,755 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:20:19,756 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:20:19,762 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:20:19,762 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:20:19,763 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:20:19,764 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:20:19,765 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:20:19,765 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:20:19,766 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:20:19,766 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:20:19,767 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:20:19,767 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:20:19,768 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:20:19,768 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:20:19,769 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:20:19,769 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:20:19,770 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:20:19,771 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:20:19,772 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:20:19,773 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:20:19,773 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:20:19,775 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:20:19,775 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:20:19,775 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:20:19,775 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:20:19,776 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:20:19,777 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:20:19,777 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:20:19,778 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:20:19,778 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:20:19,778 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:20:19,778 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:20:19,779 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:20:19,779 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:20:19,780 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:20:19,780 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 01:20:19,787 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:20:19,788 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:20:19,788 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:20:19,788 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 01:20:19,789 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 01:20:19,789 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 01:20:19,789 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 01:20:19,789 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 01:20:19,789 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 01:20:19,789 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 01:20:19,789 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 01:20:19,790 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 01:20:19,790 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 01:20:19,790 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:20:19,790 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:20:19,790 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:20:19,791 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:20:19,791 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:20:19,791 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:20:19,791 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:20:19,791 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:20:19,791 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:20:19,791 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:20:19,791 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:20:19,792 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:20:19,792 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 01:20:19,792 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:20:19,792 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 01:20:19,792 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 01:20:19,792 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:20:19,792 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:20:19,792 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:20:19,793 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 01:20:19,793 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:20:19,793 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:20:19,793 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 01:20:19,793 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_519d5d1d-8a29-4e56-9349-cc81e6dc6597/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 -> 1b208146e3ece6d9a53f019c6a3409aa215a7853 [2018-12-09 01:20:19,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:20:19,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:20:19,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:20:19,820 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:20:19,820 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:20:19,821 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c [2018-12-09 01:20:19,857 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/data/aa2070c8a/7725048ffdbe44548a728c8e256e423f/FLAG68180818b [2018-12-09 01:20:20,389 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:20:20,390 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c [2018-12-09 01:20:20,399 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/data/aa2070c8a/7725048ffdbe44548a728c8e256e423f/FLAG68180818b [2018-12-09 01:20:20,853 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/data/aa2070c8a/7725048ffdbe44548a728c8e256e423f [2018-12-09 01:20:20,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:20:20,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:20:20,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:20:20,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:20:20,871 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:20:20,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:20:20" (1/1) ... [2018-12-09 01:20:20,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@409ee820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:20, skipping insertion in model container [2018-12-09 01:20:20,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:20:20" (1/1) ... [2018-12-09 01:20:20,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:20:20,924 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:20:21,154 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:20:21,157 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:20:21,289 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:20:21,299 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:20:21,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21 WrapperNode [2018-12-09 01:20:21,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:20:21,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:20:21,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:20:21,300 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:20:21,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... [2018-12-09 01:20:21,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... [2018-12-09 01:20:21,324 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:20:21,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:20:21,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:20:21,325 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:20:21,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... [2018-12-09 01:20:21,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... [2018-12-09 01:20:21,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... [2018-12-09 01:20:21,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... [2018-12-09 01:20:21,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... [2018-12-09 01:20:21,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... [2018-12-09 01:20:21,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... [2018-12-09 01:20:21,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:20:21,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:20:21,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:20:21,372 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:20:21,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/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 [2018-12-09 01:20:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 01:20:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 01:20:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 01:20:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 01:20:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:20:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:20:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 01:20:21,416 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 01:20:22,324 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:20:22,324 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 01:20:22,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:20:22 BoogieIcfgContainer [2018-12-09 01:20:22,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:20:22,326 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 01:20:22,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 01:20:22,328 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 01:20:22,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 01:20:20" (1/3) ... [2018-12-09 01:20:22,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f6b93d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:20:22, skipping insertion in model container [2018-12-09 01:20:22,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:20:21" (2/3) ... [2018-12-09 01:20:22,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f6b93d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:20:22, skipping insertion in model container [2018-12-09 01:20:22,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:20:22" (3/3) ... [2018-12-09 01:20:22,330 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label27_true-unreach-call.c [2018-12-09 01:20:22,336 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 01:20:22,341 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 01:20:22,350 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 01:20:22,371 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 01:20:22,371 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 01:20:22,371 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 01:20:22,371 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 01:20:22,371 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 01:20:22,371 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 01:20:22,371 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 01:20:22,371 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 01:20:22,386 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-09 01:20:22,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 01:20:22,390 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:22,391 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:20:22,392 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:22,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:22,395 INFO L82 PathProgramCache]: Analyzing trace with hash 1647483275, now seen corresponding path program 1 times [2018-12-09 01:20:22,397 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:22,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:22,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:22,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:22,427 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:22,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:22,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:22,580 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:20:22,580 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 01:20:22,580 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:20:22,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 01:20:22,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 01:20:22,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:20:22,599 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-12-09 01:20:23,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:23,663 INFO L93 Difference]: Finished difference Result 992 states and 1772 transitions. [2018-12-09 01:20:23,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:20:23,664 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2018-12-09 01:20:23,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:23,674 INFO L225 Difference]: With dead ends: 992 [2018-12-09 01:20:23,674 INFO L226 Difference]: Without dead ends: 618 [2018-12-09 01:20:23,678 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:20:23,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2018-12-09 01:20:23,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 419. [2018-12-09 01:20:23,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2018-12-09 01:20:23,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 604 transitions. [2018-12-09 01:20:23,717 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 604 transitions. Word has length 48 [2018-12-09 01:20:23,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:23,717 INFO L480 AbstractCegarLoop]: Abstraction has 419 states and 604 transitions. [2018-12-09 01:20:23,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 01:20:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 604 transitions. [2018-12-09 01:20:23,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 01:20:23,720 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:23,720 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:20:23,720 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:23,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:23,720 INFO L82 PathProgramCache]: Analyzing trace with hash 2032953802, now seen corresponding path program 1 times [2018-12-09 01:20:23,721 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:23,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:23,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:23,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:23,721 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:23,838 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:23,838 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:20:23,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 01:20:23,838 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:20:23,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 01:20:23,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 01:20:23,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 01:20:23,840 INFO L87 Difference]: Start difference. First operand 419 states and 604 transitions. Second operand 6 states. [2018-12-09 01:20:24,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:24,588 INFO L93 Difference]: Finished difference Result 1236 states and 1811 transitions. [2018-12-09 01:20:24,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 01:20:24,588 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 120 [2018-12-09 01:20:24,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:24,594 INFO L225 Difference]: With dead ends: 1236 [2018-12-09 01:20:24,594 INFO L226 Difference]: Without dead ends: 823 [2018-12-09 01:20:24,596 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 01:20:24,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2018-12-09 01:20:24,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 808. [2018-12-09 01:20:24,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 808 states. [2018-12-09 01:20:24,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 1155 transitions. [2018-12-09 01:20:24,636 INFO L78 Accepts]: Start accepts. Automaton has 808 states and 1155 transitions. Word has length 120 [2018-12-09 01:20:24,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:24,636 INFO L480 AbstractCegarLoop]: Abstraction has 808 states and 1155 transitions. [2018-12-09 01:20:24,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 01:20:24,636 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1155 transitions. [2018-12-09 01:20:24,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 01:20:24,638 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:24,638 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:20:24,638 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:24,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:24,639 INFO L82 PathProgramCache]: Analyzing trace with hash 664653149, now seen corresponding path program 1 times [2018-12-09 01:20:24,639 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:24,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:24,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:24,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:24,640 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:24,716 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:20:24,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 01:20:24,716 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:20:24,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 01:20:24,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 01:20:24,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:20:24,717 INFO L87 Difference]: Start difference. First operand 808 states and 1155 transitions. Second operand 4 states. [2018-12-09 01:20:25,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:25,540 INFO L93 Difference]: Finished difference Result 2390 states and 3458 transitions. [2018-12-09 01:20:25,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:20:25,540 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2018-12-09 01:20:25,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:25,545 INFO L225 Difference]: With dead ends: 2390 [2018-12-09 01:20:25,545 INFO L226 Difference]: Without dead ends: 1588 [2018-12-09 01:20:25,546 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:20:25,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1588 states. [2018-12-09 01:20:25,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1588 to 1382. [2018-12-09 01:20:25,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1382 states. [2018-12-09 01:20:25,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1382 states and 1925 transitions. [2018-12-09 01:20:25,569 INFO L78 Accepts]: Start accepts. Automaton has 1382 states and 1925 transitions. Word has length 121 [2018-12-09 01:20:25,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:25,569 INFO L480 AbstractCegarLoop]: Abstraction has 1382 states and 1925 transitions. [2018-12-09 01:20:25,569 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 01:20:25,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1925 transitions. [2018-12-09 01:20:25,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:20:25,571 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:25,572 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:20:25,572 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:25,572 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:25,572 INFO L82 PathProgramCache]: Analyzing trace with hash -1062949639, now seen corresponding path program 1 times [2018-12-09 01:20:25,572 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:25,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:25,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:25,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:25,573 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:25,647 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:25,647 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:20:25,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 01:20:25,647 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:20:25,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 01:20:25,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 01:20:25,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:20:25,648 INFO L87 Difference]: Start difference. First operand 1382 states and 1925 transitions. Second operand 5 states. [2018-12-09 01:20:26,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:26,613 INFO L93 Difference]: Finished difference Result 3988 states and 5881 transitions. [2018-12-09 01:20:26,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 01:20:26,614 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2018-12-09 01:20:26,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:26,624 INFO L225 Difference]: With dead ends: 3988 [2018-12-09 01:20:26,624 INFO L226 Difference]: Without dead ends: 2612 [2018-12-09 01:20:26,627 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 01:20:26,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2612 states. [2018-12-09 01:20:26,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2612 to 2572. [2018-12-09 01:20:26,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2572 states. [2018-12-09 01:20:26,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 3448 transitions. [2018-12-09 01:20:26,672 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 3448 transitions. Word has length 123 [2018-12-09 01:20:26,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:26,672 INFO L480 AbstractCegarLoop]: Abstraction has 2572 states and 3448 transitions. [2018-12-09 01:20:26,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 01:20:26,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3448 transitions. [2018-12-09 01:20:26,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 01:20:26,675 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:26,675 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:20:26,675 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:26,675 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:26,675 INFO L82 PathProgramCache]: Analyzing trace with hash 669937364, now seen corresponding path program 1 times [2018-12-09 01:20:26,676 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:26,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:26,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:26,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:26,676 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:26,791 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:26,791 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:26,791 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:20:26,792 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 180 with the following transitions: [2018-12-09 01:20:26,793 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [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], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 01:20:26,819 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:20:26,820 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:20:27,317 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:20:27,317 INFO L272 AbstractInterpreter]: Visited 139 different actions 403 times. Merged at 4 different actions 7 times. Never widened. Performed 5621 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5621 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-09 01:20:27,322 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:27,323 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:20:27,323 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:27,323 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/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 [2018-12-09 01:20:27,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:27,330 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:20:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:27,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:20:27,430 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:27,431 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:20:27,479 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:27,495 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 01:20:27,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-09 01:20:27,495 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:20:27,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:20:27,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:20:27,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 01:20:27,496 INFO L87 Difference]: Start difference. First operand 2572 states and 3448 transitions. Second operand 3 states. [2018-12-09 01:20:28,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:28,239 INFO L93 Difference]: Finished difference Result 6311 states and 8689 transitions. [2018-12-09 01:20:28,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:20:28,240 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2018-12-09 01:20:28,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:28,248 INFO L225 Difference]: With dead ends: 6311 [2018-12-09 01:20:28,248 INFO L226 Difference]: Without dead ends: 3745 [2018-12-09 01:20:28,251 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 358 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 01:20:28,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3745 states. [2018-12-09 01:20:28,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3745 to 3742. [2018-12-09 01:20:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2018-12-09 01:20:28,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 5043 transitions. [2018-12-09 01:20:28,298 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 5043 transitions. Word has length 179 [2018-12-09 01:20:28,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:28,298 INFO L480 AbstractCegarLoop]: Abstraction has 3742 states and 5043 transitions. [2018-12-09 01:20:28,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:20:28,298 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 5043 transitions. [2018-12-09 01:20:28,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-09 01:20:28,301 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:28,301 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 01:20:28,301 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:28,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:28,301 INFO L82 PathProgramCache]: Analyzing trace with hash -596928914, now seen corresponding path program 1 times [2018-12-09 01:20:28,302 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:28,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:28,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:28,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:28,302 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 154 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:28,389 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:28,389 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:20:28,389 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 206 with the following transitions: [2018-12-09 01:20:28,390 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [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], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 01:20:28,392 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:20:28,392 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:20:28,443 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 01:20:28,443 INFO L272 AbstractInterpreter]: Visited 88 different actions 88 times. Never merged. Never widened. Performed 970 root evaluator evaluations with a maximum evaluation depth of 3. Performed 970 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 28 variables. [2018-12-09 01:20:28,447 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:28,447 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 01:20:28,645 INFO L227 lantSequenceWeakener]: Weakened 196 states. On average, predicates are now at 73.53% of their original sizes. [2018-12-09 01:20:28,645 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 01:20:28,678 INFO L418 sIntCurrentIteration]: We unified 204 AI predicates to 204 [2018-12-09 01:20:28,678 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 01:20:28,678 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 01:20:28,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 01:20:28,679 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:20:28,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 01:20:28,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 01:20:28,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 01:20:28,680 INFO L87 Difference]: Start difference. First operand 3742 states and 5043 transitions. Second operand 6 states. [2018-12-09 01:20:37,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:37,634 INFO L93 Difference]: Finished difference Result 7668 states and 10294 transitions. [2018-12-09 01:20:37,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 01:20:37,634 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 205 [2018-12-09 01:20:37,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:37,642 INFO L225 Difference]: With dead ends: 7668 [2018-12-09 01:20:37,642 INFO L226 Difference]: Without dead ends: 3932 [2018-12-09 01:20:37,645 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 205 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 01:20:37,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3932 states. [2018-12-09 01:20:37,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3932 to 3931. [2018-12-09 01:20:37,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3931 states. [2018-12-09 01:20:37,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 3931 states and 5243 transitions. [2018-12-09 01:20:37,693 INFO L78 Accepts]: Start accepts. Automaton has 3931 states and 5243 transitions. Word has length 205 [2018-12-09 01:20:37,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:37,693 INFO L480 AbstractCegarLoop]: Abstraction has 3931 states and 5243 transitions. [2018-12-09 01:20:37,693 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 01:20:37,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3931 states and 5243 transitions. [2018-12-09 01:20:37,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-09 01:20:37,698 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:37,698 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:20:37,698 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:37,699 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:37,699 INFO L82 PathProgramCache]: Analyzing trace with hash 696883701, now seen corresponding path program 1 times [2018-12-09 01:20:37,699 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:37,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:37,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:37,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:37,700 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 281 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:20:37,826 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:37,827 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:20:37,827 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 322 with the following transitions: [2018-12-09 01:20:37,827 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [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], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 01:20:37,830 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:20:37,830 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:20:38,216 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:20:38,216 INFO L272 AbstractInterpreter]: Visited 126 different actions 373 times. Merged at 6 different actions 17 times. Never widened. Performed 4964 root evaluator evaluations with a maximum evaluation depth of 16. Performed 4964 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 01:20:38,219 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:38,219 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:20:38,219 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:38,219 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/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 [2018-12-09 01:20:38,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:38,230 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:20:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:38,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:20:38,327 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-12-09 01:20:38,327 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:20:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-12-09 01:20:38,386 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 01:20:38,386 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-12-09 01:20:38,386 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:20:38,386 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:20:38,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:20:38,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 01:20:38,387 INFO L87 Difference]: Start difference. First operand 3931 states and 5243 transitions. Second operand 3 states. [2018-12-09 01:20:38,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:38,991 INFO L93 Difference]: Finished difference Result 9765 states and 13485 transitions. [2018-12-09 01:20:38,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:20:38,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 321 [2018-12-09 01:20:38,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:39,002 INFO L225 Difference]: With dead ends: 9765 [2018-12-09 01:20:39,002 INFO L226 Difference]: Without dead ends: 6029 [2018-12-09 01:20:39,007 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 641 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 01:20:39,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6029 states. [2018-12-09 01:20:39,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6029 to 5841. [2018-12-09 01:20:39,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5841 states. [2018-12-09 01:20:39,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5841 states to 5841 states and 7740 transitions. [2018-12-09 01:20:39,078 INFO L78 Accepts]: Start accepts. Automaton has 5841 states and 7740 transitions. Word has length 321 [2018-12-09 01:20:39,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:39,079 INFO L480 AbstractCegarLoop]: Abstraction has 5841 states and 7740 transitions. [2018-12-09 01:20:39,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:20:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 5841 states and 7740 transitions. [2018-12-09 01:20:39,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-09 01:20:39,085 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:39,085 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:20:39,085 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:39,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:39,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1299245869, now seen corresponding path program 1 times [2018-12-09 01:20:39,086 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:39,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:39,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:39,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:39,087 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:39,177 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2018-12-09 01:20:39,178 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:20:39,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:20:39,178 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:20:39,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:20:39,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:20:39,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:20:39,178 INFO L87 Difference]: Start difference. First operand 5841 states and 7740 transitions. Second operand 3 states. [2018-12-09 01:20:39,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:39,756 INFO L93 Difference]: Finished difference Result 13955 states and 19231 transitions. [2018-12-09 01:20:39,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:20:39,756 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 325 [2018-12-09 01:20:39,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:39,774 INFO L225 Difference]: With dead ends: 13955 [2018-12-09 01:20:39,774 INFO L226 Difference]: Without dead ends: 8309 [2018-12-09 01:20:39,781 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:20:39,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8309 states. [2018-12-09 01:20:39,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8309 to 7933. [2018-12-09 01:20:39,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7933 states. [2018-12-09 01:20:39,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7933 states to 7933 states and 10531 transitions. [2018-12-09 01:20:39,878 INFO L78 Accepts]: Start accepts. Automaton has 7933 states and 10531 transitions. Word has length 325 [2018-12-09 01:20:39,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:39,879 INFO L480 AbstractCegarLoop]: Abstraction has 7933 states and 10531 transitions. [2018-12-09 01:20:39,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:20:39,879 INFO L276 IsEmpty]: Start isEmpty. Operand 7933 states and 10531 transitions. [2018-12-09 01:20:39,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-12-09 01:20:39,885 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:39,885 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 01:20:39,885 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:39,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:39,885 INFO L82 PathProgramCache]: Analyzing trace with hash -551815029, now seen corresponding path program 1 times [2018-12-09 01:20:39,885 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:39,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:39,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:39,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:39,886 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:40,312 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 196 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:40,312 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:40,312 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:20:40,312 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 331 with the following transitions: [2018-12-09 01:20:40,312 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [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], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 01:20:40,315 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:20:40,315 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:20:43,228 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:20:43,228 INFO L272 AbstractInterpreter]: Visited 175 different actions 515 times. Merged at 6 different actions 12 times. Never widened. Performed 7196 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7196 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 01:20:43,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:43,230 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:20:43,230 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:43,230 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/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 [2018-12-09 01:20:43,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:43,236 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:20:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:43,284 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:20:43,629 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 196 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:43,629 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:20:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 196 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:44,079 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 01:20:44,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7, 8] total 22 [2018-12-09 01:20:44,080 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 01:20:44,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-09 01:20:44,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-09 01:20:44,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2018-12-09 01:20:44,081 INFO L87 Difference]: Start difference. First operand 7933 states and 10531 transitions. Second operand 17 states. [2018-12-09 01:20:47,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:47,935 INFO L93 Difference]: Finished difference Result 17039 states and 23768 transitions. [2018-12-09 01:20:47,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-12-09 01:20:47,935 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 330 [2018-12-09 01:20:47,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:47,954 INFO L225 Difference]: With dead ends: 17039 [2018-12-09 01:20:47,954 INFO L226 Difference]: Without dead ends: 9301 [2018-12-09 01:20:47,963 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 717 GetRequests, 654 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1015 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=967, Invalid=2939, Unknown=0, NotChecked=0, Total=3906 [2018-12-09 01:20:47,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9301 states. [2018-12-09 01:20:48,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9301 to 9000. [2018-12-09 01:20:48,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9000 states. [2018-12-09 01:20:48,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9000 states to 9000 states and 11637 transitions. [2018-12-09 01:20:48,081 INFO L78 Accepts]: Start accepts. Automaton has 9000 states and 11637 transitions. Word has length 330 [2018-12-09 01:20:48,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:48,081 INFO L480 AbstractCegarLoop]: Abstraction has 9000 states and 11637 transitions. [2018-12-09 01:20:48,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-09 01:20:48,081 INFO L276 IsEmpty]: Start isEmpty. Operand 9000 states and 11637 transitions. [2018-12-09 01:20:48,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-12-09 01:20:48,089 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:48,089 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:20:48,089 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:48,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:48,090 INFO L82 PathProgramCache]: Analyzing trace with hash 490669527, now seen corresponding path program 1 times [2018-12-09 01:20:48,090 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:48,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:48,090 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:48,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:48,091 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:48,263 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 314 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:20:48,264 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:48,264 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:20:48,264 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 362 with the following transitions: [2018-12-09 01:20:48,264 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [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], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [738], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 01:20:48,266 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:20:48,266 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:20:48,599 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:20:48,599 INFO L272 AbstractInterpreter]: Visited 133 different actions 390 times. Merged at 6 different actions 13 times. Never widened. Performed 5268 root evaluator evaluations with a maximum evaluation depth of 16. Performed 5268 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 01:20:48,603 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:48,603 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:20:48,603 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:48,603 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/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 [2018-12-09 01:20:48,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:48,609 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:20:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:48,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:20:48,709 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 314 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:20:48,710 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:20:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 314 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 01:20:48,829 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 01:20:48,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-12-09 01:20:48,829 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 01:20:48,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 01:20:48,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 01:20:48,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-12-09 01:20:48,830 INFO L87 Difference]: Start difference. First operand 9000 states and 11637 transitions. Second operand 7 states. [2018-12-09 01:20:49,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:49,461 INFO L93 Difference]: Finished difference Result 17083 states and 22746 transitions. [2018-12-09 01:20:49,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 01:20:49,462 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 361 [2018-12-09 01:20:49,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:49,475 INFO L225 Difference]: With dead ends: 17083 [2018-12-09 01:20:49,475 INFO L226 Difference]: Without dead ends: 8278 [2018-12-09 01:20:49,485 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 731 GetRequests, 722 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-12-09 01:20:49,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8278 states. [2018-12-09 01:20:49,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8278 to 7628. [2018-12-09 01:20:49,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7628 states. [2018-12-09 01:20:49,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7628 states to 7628 states and 9166 transitions. [2018-12-09 01:20:49,576 INFO L78 Accepts]: Start accepts. Automaton has 7628 states and 9166 transitions. Word has length 361 [2018-12-09 01:20:49,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:49,577 INFO L480 AbstractCegarLoop]: Abstraction has 7628 states and 9166 transitions. [2018-12-09 01:20:49,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 01:20:49,577 INFO L276 IsEmpty]: Start isEmpty. Operand 7628 states and 9166 transitions. [2018-12-09 01:20:49,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-12-09 01:20:49,583 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:49,583 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 01:20:49,584 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:49,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:49,584 INFO L82 PathProgramCache]: Analyzing trace with hash 522512326, now seen corresponding path program 1 times [2018-12-09 01:20:49,584 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:49,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:49,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:49,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:49,585 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:49,746 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 4 proven. 84 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-12-09 01:20:49,746 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:49,746 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:20:49,746 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 362 with the following transitions: [2018-12-09 01:20:49,747 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [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], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 01:20:49,748 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:20:49,748 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:20:55,477 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 01:20:55,477 INFO L272 AbstractInterpreter]: Visited 175 different actions 516 times. Merged at 6 different actions 13 times. Never widened. Performed 7278 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7278 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 01:20:55,479 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:55,479 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 01:20:55,479 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:20:55,479 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/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 [2018-12-09 01:20:55,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:55,485 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 01:20:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:55,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:20:55,919 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_2 Int)) (let ((.cse1 (+ v_prenex_2 69157))) (let ((.cse0 (mod .cse1 299861))) (and (<= c_~a29~0 (+ .cse0 277)) (< .cse1 0) (<= |c_old(~a29~0)| v_prenex_2) (not (= .cse0 0)))))) (exists ((v_~a29~0_561 Int)) (let ((.cse2 (mod (+ v_~a29~0_561 69157) 299861))) (and (= .cse2 0) (<= c_~a29~0 (+ .cse2 300138)) (<= |c_old(~a29~0)| v_~a29~0_561)))) (exists ((v_prenex_1 Int)) (let ((.cse3 (+ v_prenex_1 69157))) (and (<= 0 .cse3) (<= |c_old(~a29~0)| v_prenex_1) (<= c_~a29~0 (+ (mod .cse3 299861) 300138)))))) is different from true [2018-12-09 01:20:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 4 proven. 223 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2018-12-09 01:20:56,021 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 01:20:56,161 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 227 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:20:56,176 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 01:20:56,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 6] total 15 [2018-12-09 01:20:56,177 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 01:20:56,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-09 01:20:56,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-09 01:20:56,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=135, Unknown=1, NotChecked=24, Total=210 [2018-12-09 01:20:56,178 INFO L87 Difference]: Start difference. First operand 7628 states and 9166 transitions. Second operand 12 states. [2018-12-09 01:20:58,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:58,410 INFO L93 Difference]: Finished difference Result 19831 states and 24437 transitions. [2018-12-09 01:20:58,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-09 01:20:58,410 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 361 [2018-12-09 01:20:58,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:58,434 INFO L225 Difference]: With dead ends: 19831 [2018-12-09 01:20:58,434 INFO L226 Difference]: Without dead ends: 12397 [2018-12-09 01:20:58,444 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 749 GetRequests, 716 SyntacticMatches, 5 SemanticMatches, 28 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=228, Invalid=587, Unknown=1, NotChecked=54, Total=870 [2018-12-09 01:20:58,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12397 states. [2018-12-09 01:20:58,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12397 to 12068. [2018-12-09 01:20:58,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12068 states. [2018-12-09 01:20:58,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12068 states to 12068 states and 14336 transitions. [2018-12-09 01:20:58,584 INFO L78 Accepts]: Start accepts. Automaton has 12068 states and 14336 transitions. Word has length 361 [2018-12-09 01:20:58,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:58,585 INFO L480 AbstractCegarLoop]: Abstraction has 12068 states and 14336 transitions. [2018-12-09 01:20:58,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-09 01:20:58,585 INFO L276 IsEmpty]: Start isEmpty. Operand 12068 states and 14336 transitions. [2018-12-09 01:20:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-12-09 01:20:58,590 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:20:58,590 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:20:58,590 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:20:58,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:20:58,590 INFO L82 PathProgramCache]: Analyzing trace with hash 819980720, now seen corresponding path program 1 times [2018-12-09 01:20:58,591 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:20:58,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:58,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:20:58,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:20:58,591 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:20:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:20:58,700 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-12-09 01:20:58,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:20:58,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 01:20:58,700 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:20:58,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 01:20:58,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 01:20:58,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:20:58,701 INFO L87 Difference]: Start difference. First operand 12068 states and 14336 transitions. Second operand 4 states. [2018-12-09 01:20:59,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:20:59,304 INFO L93 Difference]: Finished difference Result 26025 states and 31205 transitions. [2018-12-09 01:20:59,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 01:20:59,305 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 374 [2018-12-09 01:20:59,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:20:59,305 INFO L225 Difference]: With dead ends: 26025 [2018-12-09 01:20:59,305 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 01:20:59,321 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 01:20:59,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 01:20:59,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 01:20:59,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 01:20:59,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 01:20:59,322 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 374 [2018-12-09 01:20:59,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:20:59,322 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 01:20:59,322 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 01:20:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 01:20:59,322 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:20:59,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 01:20:59,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,669 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 159 [2018-12-09 01:20:59,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 01:20:59,819 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 159 [2018-12-09 01:21:00,646 WARN L180 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 86 [2018-12-09 01:21:01,090 WARN L180 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 77 [2018-12-09 01:21:01,506 WARN L180 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 77 [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-09 01:21:01,508 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-09 01:21:01,509 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 132) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,510 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-09 01:21:01,511 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,512 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse8 (= 13 |old(~a25~0)|)) (.cse13 (= ~a23~0 |old(~a23~0)|)) (.cse12 (= ~a29~0 |old(~a29~0)|)) (.cse15 (= ~a4~0 |old(~a4~0)|)) (.cse14 (= ~a25~0 |old(~a25~0)|)) (.cse7 (= 12 |old(~a25~0)|))) (let ((.cse10 (<= |old(~a23~0)| 138)) (.cse4 (< 0 (+ |old(~a23~0)| 43))) (.cse1 (< 0 (+ |old(~a29~0)| 22))) (.cse11 (not .cse7)) (.cse5 (not (= 1 |old(~a4~0)|))) (.cse9 (and .cse13 .cse12 .cse15 .cse14)) (.cse17 (< 599998 |old(~a29~0)|)) (.cse18 (< |old(~a29~0)| 246)) (.cse2 (not (= 15 ~a8~0))) (.cse3 (not (= 1 ~a3~0))) (.cse16 (< |old(~a29~0)| 130)) (.cse19 (< 0 |old(~a4~0)|)) (.cse6 (or (< 140 |old(~a29~0)|) .cse8)) (.cse0 (and .cse12 .cse13 .cse15 .cse14))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 .cse4 .cse5))) (or .cse2 .cse3 .cse1 .cse5 .cse6 .cse0) (or .cse2 .cse3 .cse0 .cse7 .cse5 .cse8) (or (< |old(~a23~0)| 307) (or .cse2 .cse3 .cse5) .cse9) (or .cse0 .cse2 .cse3 .cse1 .cse10 .cse5) (or .cse2 .cse3 .cse10 .cse0 .cse5 .cse11) (or (and .cse12 (and .cse13 .cse14) .cse15) .cse1 (or (or (not (= 9 |old(~a25~0)|)) .cse4) .cse2 .cse3)) (or .cse2 .cse3 .cse16 .cse5 .cse0 .cse6) (or .cse2 .cse3 .cse17 (or .cse4 .cse18) .cse5 .cse0) (or .cse2 .cse3 .cse1 .cse0 .cse19) (or .cse2 .cse3 .cse17 .cse16 .cse0 .cse19 .cse11) (or .cse2 .cse3 .cse17 .cse0 .cse16 .cse7 .cse5) (or .cse2 .cse3 .cse9 .cse17 (or .cse8 .cse18 .cse19)) (or .cse2 .cse3 .cse16 .cse19 .cse6 .cse0)))) [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,513 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,514 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-09 01:21:01,515 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,516 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,517 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,518 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,519 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,520 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-09 01:21:01,521 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (<= ~a29~0 130) (= 1 ~a4~0) (<= 130 ~a29~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-12-09 01:21:01,522 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (and (<= 130 ~a29~0) (= ~a23~0 312) (<= ~a29~0 130) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse11 (<= ~a29~0 140)) (.cse2 (not (= ~a25~0 13)))) (let ((.cse8 (and .cse11 .cse2)) (.cse6 (< 138 ~a23~0)) (.cse0 (<= ~a4~0 0)) (.cse4 (<= (+ ~a29~0 22) 0)) (.cse10 (not (= 12 ~a25~0))) (.cse1 (<= 246 ~a29~0)) (.cse3 (<= ~a29~0 599998)) (.cse7 (<= (+ ~a23~0 43) 0)) (.cse5 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0))) (or (not (= 10 |old(~a25~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and .cse4 (and (= 9 ~a25~0) .cse7)) (and .cse4 .cse5 .cse7) (and .cse5 (<= 307 ~a23~0)) (and (and .cse0 .cse8) .cse9) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (< |old(~a29~0)| 130) (and .cse4 .cse5 .cse8) (and .cse10 .cse2 .cse5) (and (and .cse2 .cse5) .cse6) (and (= ~a25~0 12) .cse0 .cse3 .cse9) (and .cse0 .cse4) (not (= 312 |old(~a23~0)|)) (and .cse10 .cse3 .cse9 .cse5) (and .cse1 .cse3 .cse5 .cse7) (not (= 15 ~a8~0)) (and .cse5 .cse9 .cse11) (not (= 1 |old(~a4~0)|))))) [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-09 01:21:01,522 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-09 01:21:01,523 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse11 (<= ~a29~0 140)) (.cse2 (not (= ~a25~0 13)))) (let ((.cse8 (and .cse11 .cse2)) (.cse6 (< 138 ~a23~0)) (.cse0 (<= ~a4~0 0)) (.cse4 (<= (+ ~a29~0 22) 0)) (.cse10 (not (= 12 ~a25~0))) (.cse1 (<= 246 ~a29~0)) (.cse3 (<= ~a29~0 599998)) (.cse7 (<= (+ ~a23~0 43) 0)) (.cse5 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0))) (or (not (= 10 |old(~a25~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and .cse4 (and (= 9 ~a25~0) .cse7)) (and .cse4 .cse5 .cse7) (and .cse5 (<= 307 ~a23~0)) (and (and .cse0 .cse8) .cse9) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (< |old(~a29~0)| 130) (and .cse4 .cse5 .cse8) (and .cse10 .cse2 .cse5) (and (and .cse2 .cse5) .cse6) (and (= ~a25~0 12) .cse0 .cse3 .cse9) (and .cse0 .cse4) (not (= 312 |old(~a23~0)|)) (and .cse10 .cse3 .cse9 .cse5) (and .cse1 .cse3 .cse5 .cse7) (not (= 15 ~a8~0)) (and .cse5 .cse9 .cse11) (not (= 1 |old(~a4~0)|))))) [2018-12-09 01:21:01,523 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 01:21:01,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 01:21:01 BoogieIcfgContainer [2018-12-09 01:21:01,532 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 01:21:01,532 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:21:01,533 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:21:01,533 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:21:01,533 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:20:22" (3/4) ... [2018-12-09 01:21:01,536 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:21:01,541 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 01:21:01,542 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 01:21:01,542 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 01:21:01,553 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 01:21:01,554 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 01:21:01,577 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((!(10 == \old(a25)) || (((a4 <= 0 && 246 <= a29) && !(a25 == 13)) && a29 <= 599998)) || ((a29 + 22 <= 0 && 1 == a4) && 138 < a23)) || (a29 + 22 <= 0 && 9 == a25 && a23 + 43 <= 0)) || ((a29 + 22 <= 0 && 1 == a4) && a23 + 43 <= 0)) || (1 == a4 && 307 <= a23)) || ((a4 <= 0 && a29 <= 140 && !(a25 == 13)) && 130 <= a29)) || !(1 == a3)) || 130 < \old(a29)) || \old(a29) < 130) || ((a29 + 22 <= 0 && 1 == a4) && a29 <= 140 && !(a25 == 13))) || ((!(12 == a25) && !(a25 == 13)) && 1 == a4)) || ((!(a25 == 13) && 1 == a4) && 138 < a23)) || (((a25 == 12 && a4 <= 0) && a29 <= 599998) && 130 <= a29)) || (a4 <= 0 && a29 + 22 <= 0)) || !(312 == \old(a23))) || (((!(12 == a25) && a29 <= 599998) && 130 <= a29) && 1 == a4)) || (((246 <= a29 && a29 <= 599998) && 1 == a4) && a23 + 43 <= 0)) || !(15 == a8)) || ((1 == a4 && 130 <= a29) && a29 <= 140)) || !(1 == \old(a4)) [2018-12-09 01:21:01,654 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_519d5d1d-8a29-4e56-9349-cc81e6dc6597/bin-2019/utaipan/witness.graphml [2018-12-09 01:21:01,654 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:21:01,654 INFO L168 Benchmark]: Toolchain (without parser) took 40795.00 ms. Allocated memory was 1.0 GB in the beginning and 4.6 GB in the end (delta: 3.5 GB). Free memory was 952.4 MB in the beginning and 1.7 GB in the end (delta: -716.2 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-12-09 01:21:01,655 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:21:01,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:21:01,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:21:01,656 INFO L168 Benchmark]: Boogie Preprocessor took 47.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:21:01,656 INFO L168 Benchmark]: RCFGBuilder took 952.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 913.4 MB in the end (delta: 173.5 MB). Peak memory consumption was 173.5 MB. Max. memory is 11.5 GB. [2018-12-09 01:21:01,656 INFO L168 Benchmark]: TraceAbstraction took 39206.59 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 913.4 MB in the beginning and 1.7 GB in the end (delta: -827.7 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-12-09 01:21:01,657 INFO L168 Benchmark]: Witness Printer took 121.33 ms. Allocated memory is still 4.6 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:21:01,658 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 435.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -147.9 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 952.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 913.4 MB in the end (delta: 173.5 MB). Peak memory consumption was 173.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 39206.59 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 913.4 MB in the beginning and 1.7 GB in the end (delta: -827.7 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 121.33 ms. Allocated memory is still 4.6 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 132]: 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: 1034]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(10 == \old(a25)) || (((a4 <= 0 && 246 <= a29) && !(a25 == 13)) && a29 <= 599998)) || ((a29 + 22 <= 0 && 1 == a4) && 138 < a23)) || (a29 + 22 <= 0 && 9 == a25 && a23 + 43 <= 0)) || ((a29 + 22 <= 0 && 1 == a4) && a23 + 43 <= 0)) || (1 == a4 && 307 <= a23)) || ((a4 <= 0 && a29 <= 140 && !(a25 == 13)) && 130 <= a29)) || !(1 == a3)) || 130 < \old(a29)) || \old(a29) < 130) || ((a29 + 22 <= 0 && 1 == a4) && a29 <= 140 && !(a25 == 13))) || ((!(12 == a25) && !(a25 == 13)) && 1 == a4)) || ((!(a25 == 13) && 1 == a4) && 138 < a23)) || (((a25 == 12 && a4 <= 0) && a29 <= 599998) && 130 <= a29)) || (a4 <= 0 && a29 + 22 <= 0)) || !(312 == \old(a23))) || (((!(12 == a25) && a29 <= 599998) && 130 <= a29) && 1 == a4)) || (((246 <= a29 && a29 <= 599998) && 1 == a4) && a23 + 43 <= 0)) || !(15 == a8)) || ((1 == a4 && 130 <= a29) && a29 <= 140)) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 39.1s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 22.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1944 SDtfs, 8442 SDslu, 1073 SDs, 0 SdLazy, 14110 SolverSat, 3757 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.6s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 3456 GetRequests, 3309 SyntacticMatches, 13 SemanticMatches, 134 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1185 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12068occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 9.9s AbstIntTime, 6 AbstIntIterations, 1 AbstIntStrong, 0.9976765962795375 AbsIntWeakeningRatio, 0.13725490196078433 AbsIntAvgWeakeningVarsNumRemoved, 18.225490196078432 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 2308 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 357 PreInvPairs, 503 NumberOfFragments, 1012 HoareAnnotationTreeSize, 357 FomulaSimplifications, 32228 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9960 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 4420 NumberOfCodeBlocks, 4420 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 5950 ConstructedInterpolants, 2 QuantifiedInterpolants, 10217135 SizeOfPredicates, 14 NumberOfNonLiveVariables, 2621 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 4359/4691 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...