./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label58_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label58_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/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 379363c6fdc8d85cdcf18643b8322019f58d59f9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:28:08,545 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:28:08,546 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:28:08,554 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:28:08,554 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:28:08,555 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:28:08,555 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:28:08,557 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:28:08,558 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:28:08,558 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:28:08,559 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:28:08,559 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:28:08,560 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:28:08,560 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:28:08,561 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:28:08,561 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:28:08,562 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:28:08,563 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:28:08,564 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:28:08,565 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:28:08,566 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:28:08,567 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:28:08,568 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:28:08,569 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:28:08,569 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:28:08,569 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:28:08,570 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:28:08,570 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:28:08,571 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:28:08,572 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:28:08,572 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:28:08,572 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:28:08,572 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:28:08,573 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:28:08,573 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:28:08,573 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:28:08,574 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:28:08,581 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:28:08,581 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:28:08,582 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:28:08,582 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:28:08,582 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:28:08,582 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:28:08,582 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:28:08,582 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:28:08,582 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:28:08,583 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:28:08,583 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:28:08,583 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:28:08,583 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:28:08,583 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:28:08,584 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:28:08,584 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:28:08,584 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:28:08,584 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:28:08,584 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:28:08,584 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:28:08,584 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:28:08,584 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:28:08,585 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:28:08,585 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:28:08,585 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:28:08,585 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:28:08,585 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:28:08,585 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:28:08,585 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:28:08,586 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:28:08,586 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:28:08,586 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:28:08,586 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:28:08,586 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:28:08,586 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:28:08,586 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:28:08,586 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:28:08,587 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_ea57e97c-5e43-4fff-8667-b6816608e193/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 -> 379363c6fdc8d85cdcf18643b8322019f58d59f9 [2018-11-18 14:28:08,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:28:08,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:28:08,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:28:08,622 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:28:08,622 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:28:08,623 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label58_true-unreach-call.c [2018-11-18 14:28:08,661 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/data/3360f0449/4c5b037b237249b6906a4ad54dadcea3/FLAGbe33360fd [2018-11-18 14:28:09,055 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:28:09,055 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/sv-benchmarks/c/eca-rers2012/Problem16_label58_true-unreach-call.c [2018-11-18 14:28:09,067 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/data/3360f0449/4c5b037b237249b6906a4ad54dadcea3/FLAGbe33360fd [2018-11-18 14:28:09,076 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/data/3360f0449/4c5b037b237249b6906a4ad54dadcea3 [2018-11-18 14:28:09,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:28:09,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:28:09,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:28:09,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:28:09,081 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:28:09,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4959e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09, skipping insertion in model container [2018-11-18 14:28:09,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:28:09,135 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:28:09,526 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:28:09,530 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:28:09,727 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:28:09,741 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:28:09,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09 WrapperNode [2018-11-18 14:28:09,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:28:09,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:28:09,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:28:09,742 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:28:09,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:28:09,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:28:09,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:28:09,850 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:28:09,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... [2018-11-18 14:28:09,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:28:09,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:28:09,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:28:09,919 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:28:09,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:28:09,963 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 14:28:09,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:28:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:28:09,964 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-18 14:28:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-18 14:28:09,964 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 14:28:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 14:28:09,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:28:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:28:09,964 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:28:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:28:11,584 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:28:11,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:28:11 BoogieIcfgContainer [2018-11-18 14:28:11,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:28:11,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:28:11,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:28:11,587 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:28:11,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:28:09" (1/3) ... [2018-11-18 14:28:11,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cadb188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:28:11, skipping insertion in model container [2018-11-18 14:28:11,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:09" (2/3) ... [2018-11-18 14:28:11,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cadb188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:28:11, skipping insertion in model container [2018-11-18 14:28:11,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:28:11" (3/3) ... [2018-11-18 14:28:11,590 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label58_true-unreach-call.c [2018-11-18 14:28:11,596 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:28:11,605 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:28:11,614 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:28:11,659 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:28:11,659 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:28:11,659 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:28:11,659 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:28:11,659 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:28:11,660 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:28:11,660 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:28:11,660 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:28:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states. [2018-11-18 14:28:11,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 14:28:11,689 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:11,690 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:11,692 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:11,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:11,697 INFO L82 PathProgramCache]: Analyzing trace with hash -484315148, now seen corresponding path program 1 times [2018-11-18 14:28:11,699 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:11,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:11,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:11,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:11,739 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:11,972 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-18 14:28:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:28:11,988 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:28:11,989 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:28:11,989 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:11,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:28:12,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:28:12,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:28:12,007 INFO L87 Difference]: Start difference. First operand 410 states. Second operand 3 states. [2018-11-18 14:28:13,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:28:13,239 INFO L93 Difference]: Finished difference Result 1156 states and 2144 transitions. [2018-11-18 14:28:13,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:28:13,242 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2018-11-18 14:28:13,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:28:13,255 INFO L225 Difference]: With dead ends: 1156 [2018-11-18 14:28:13,255 INFO L226 Difference]: Without dead ends: 744 [2018-11-18 14:28:13,261 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:28:13,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2018-11-18 14:28:13,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 744. [2018-11-18 14:28:13,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2018-11-18 14:28:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1353 transitions. [2018-11-18 14:28:13,322 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1353 transitions. Word has length 58 [2018-11-18 14:28:13,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:28:13,322 INFO L480 AbstractCegarLoop]: Abstraction has 744 states and 1353 transitions. [2018-11-18 14:28:13,322 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:28:13,323 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1353 transitions. [2018-11-18 14:28:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 14:28:13,328 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:13,328 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:13,328 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:13,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:13,328 INFO L82 PathProgramCache]: Analyzing trace with hash 2051883855, now seen corresponding path program 1 times [2018-11-18 14:28:13,329 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:13,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:13,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:13,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:13,330 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:28:13,485 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:28:13,485 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:28:13,486 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:13,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:28:13,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:28:13,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:28:13,488 INFO L87 Difference]: Start difference. First operand 744 states and 1353 transitions. Second operand 6 states. [2018-11-18 14:28:15,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:28:15,500 INFO L93 Difference]: Finished difference Result 2184 states and 3997 transitions. [2018-11-18 14:28:15,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:28:15,501 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 151 [2018-11-18 14:28:15,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:28:15,507 INFO L225 Difference]: With dead ends: 2184 [2018-11-18 14:28:15,507 INFO L226 Difference]: Without dead ends: 1446 [2018-11-18 14:28:15,509 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:28:15,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1446 states. [2018-11-18 14:28:15,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1446 to 1425. [2018-11-18 14:28:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1425 states. [2018-11-18 14:28:15,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 2267 transitions. [2018-11-18 14:28:15,539 INFO L78 Accepts]: Start accepts. Automaton has 1425 states and 2267 transitions. Word has length 151 [2018-11-18 14:28:15,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:28:15,539 INFO L480 AbstractCegarLoop]: Abstraction has 1425 states and 2267 transitions. [2018-11-18 14:28:15,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:28:15,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 2267 transitions. [2018-11-18 14:28:15,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 14:28:15,545 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:15,545 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:15,546 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:15,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:15,546 INFO L82 PathProgramCache]: Analyzing trace with hash -593361768, now seen corresponding path program 1 times [2018-11-18 14:28:15,546 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:15,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:15,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:15,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:15,547 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:15,688 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 102 proven. 88 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 14:28:15,688 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:28:15,688 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:28:15,689 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 263 with the following transitions: [2018-11-18 14:28:15,690 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:28:15,718 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:28:15,718 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:28:16,001 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:28:16,002 INFO L272 AbstractInterpreter]: Visited 116 different actions 116 times. Never merged. Never widened. Performed 1036 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1036 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-18 14:28:16,017 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:16,017 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:28:16,300 INFO L227 lantSequenceWeakener]: Weakened 253 states. On average, predicates are now at 78.02% of their original sizes. [2018-11-18 14:28:16,300 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:28:16,336 INFO L415 sIntCurrentIteration]: We unified 261 AI predicates to 261 [2018-11-18 14:28:16,337 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:28:16,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:28:16,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-18 14:28:16,338 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:16,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:28:16,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:28:16,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:28:16,339 INFO L87 Difference]: Start difference. First operand 1425 states and 2267 transitions. Second operand 6 states. [2018-11-18 14:28:52,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:28:52,888 INFO L93 Difference]: Finished difference Result 3184 states and 5088 transitions. [2018-11-18 14:28:52,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:28:52,888 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 262 [2018-11-18 14:28:52,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:28:52,892 INFO L225 Difference]: With dead ends: 3184 [2018-11-18 14:28:52,892 INFO L226 Difference]: Without dead ends: 1765 [2018-11-18 14:28:52,894 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 262 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:28:52,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1765 states. [2018-11-18 14:28:52,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1765 to 1763. [2018-11-18 14:28:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1763 states. [2018-11-18 14:28:52,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1763 states and 2612 transitions. [2018-11-18 14:28:52,916 INFO L78 Accepts]: Start accepts. Automaton has 1763 states and 2612 transitions. Word has length 262 [2018-11-18 14:28:52,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:28:52,916 INFO L480 AbstractCegarLoop]: Abstraction has 1763 states and 2612 transitions. [2018-11-18 14:28:52,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:28:52,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2612 transitions. [2018-11-18 14:28:52,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-18 14:28:52,920 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:52,921 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:52,921 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:52,921 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:52,921 INFO L82 PathProgramCache]: Analyzing trace with hash 260849530, now seen corresponding path program 1 times [2018-11-18 14:28:52,921 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:52,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:52,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:52,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:52,922 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:53,110 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 159 proven. 197 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 14:28:53,110 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:28:53,110 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:28:53,110 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 355 with the following transitions: [2018-11-18 14:28:53,111 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:28:53,113 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:28:53,113 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:28:53,317 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:28:53,318 INFO L272 AbstractInterpreter]: Visited 120 different actions 347 times. Merged at 5 different actions 9 times. Never widened. Performed 3343 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3343 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 14:28:53,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:53,341 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:28:53,664 INFO L227 lantSequenceWeakener]: Weakened 351 states. On average, predicates are now at 80.57% of their original sizes. [2018-11-18 14:28:53,665 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:28:53,753 INFO L415 sIntCurrentIteration]: We unified 353 AI predicates to 353 [2018-11-18 14:28:53,754 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:28:53,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:28:53,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-18 14:28:53,754 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:53,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:28:53,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:28:53,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:28:53,756 INFO L87 Difference]: Start difference. First operand 1763 states and 2612 transitions. Second operand 10 states. [2018-11-18 14:30:16,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:30:16,019 INFO L93 Difference]: Finished difference Result 5965 states and 9412 transitions. [2018-11-18 14:30:16,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 14:30:16,019 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 354 [2018-11-18 14:30:16,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:30:16,035 INFO L225 Difference]: With dead ends: 5965 [2018-11-18 14:30:16,036 INFO L226 Difference]: Without dead ends: 4546 [2018-11-18 14:30:16,042 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 363 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-18 14:30:16,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4546 states. [2018-11-18 14:30:16,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4546 to 4522. [2018-11-18 14:30:16,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4522 states. [2018-11-18 14:30:16,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4522 states to 4522 states and 5610 transitions. [2018-11-18 14:30:16,120 INFO L78 Accepts]: Start accepts. Automaton has 4522 states and 5610 transitions. Word has length 354 [2018-11-18 14:30:16,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:30:16,121 INFO L480 AbstractCegarLoop]: Abstraction has 4522 states and 5610 transitions. [2018-11-18 14:30:16,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:30:16,121 INFO L276 IsEmpty]: Start isEmpty. Operand 4522 states and 5610 transitions. [2018-11-18 14:30:16,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2018-11-18 14:30:16,133 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:30:16,134 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:30:16,134 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:30:16,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:30:16,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1034124543, now seen corresponding path program 1 times [2018-11-18 14:30:16,134 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:30:16,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:30:16,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:30:16,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:30:16,135 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:30:16,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:30:16,474 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 159 proven. 235 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-18 14:30:16,474 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:30:16,474 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:30:16,474 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 512 with the following transitions: [2018-11-18 14:30:16,475 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:30:16,478 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:30:16,478 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:30:16,688 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:30:16,688 INFO L272 AbstractInterpreter]: Visited 249 different actions 492 times. Merged at 5 different actions 5 times. Never widened. Performed 5185 root evaluator evaluations with a maximum evaluation depth of 3. Performed 5185 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 14:30:16,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:30:16,691 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:30:16,920 INFO L227 lantSequenceWeakener]: Weakened 508 states. On average, predicates are now at 77.7% of their original sizes. [2018-11-18 14:30:16,920 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:30:16,962 INFO L415 sIntCurrentIteration]: We unified 510 AI predicates to 510 [2018-11-18 14:30:16,962 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:30:16,962 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:30:16,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-18 14:30:16,963 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:30:16,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:30:16,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:30:16,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:30:16,964 INFO L87 Difference]: Start difference. First operand 4522 states and 5610 transitions. Second operand 10 states. [2018-11-18 14:31:25,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:25,422 INFO L93 Difference]: Finished difference Result 9043 states and 11439 transitions. [2018-11-18 14:31:25,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 14:31:25,422 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 511 [2018-11-18 14:31:25,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:25,436 INFO L225 Difference]: With dead ends: 9043 [2018-11-18 14:31:25,436 INFO L226 Difference]: Without dead ends: 4865 [2018-11-18 14:31:25,445 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 518 GetRequests, 502 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-18 14:31:25,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4865 states. [2018-11-18 14:31:25,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4865 to 4862. [2018-11-18 14:31:25,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4862 states. [2018-11-18 14:31:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4862 states to 4862 states and 5966 transitions. [2018-11-18 14:31:25,516 INFO L78 Accepts]: Start accepts. Automaton has 4862 states and 5966 transitions. Word has length 511 [2018-11-18 14:31:25,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:25,516 INFO L480 AbstractCegarLoop]: Abstraction has 4862 states and 5966 transitions. [2018-11-18 14:31:25,516 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:31:25,517 INFO L276 IsEmpty]: Start isEmpty. Operand 4862 states and 5966 transitions. [2018-11-18 14:31:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2018-11-18 14:31:25,533 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:25,533 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:25,533 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:25,533 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:25,534 INFO L82 PathProgramCache]: Analyzing trace with hash -2130240419, now seen corresponding path program 1 times [2018-11-18 14:31:25,534 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:31:25,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:25,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:25,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:25,535 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:31:25,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:26,422 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 304 proven. 209 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2018-11-18 14:31:26,422 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:26,422 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:31:26,423 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 604 with the following transitions: [2018-11-18 14:31:26,423 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:31:26,426 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:31:26,427 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:31:26,747 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:31:26,747 INFO L272 AbstractInterpreter]: Visited 251 different actions 993 times. Merged at 7 different actions 25 times. Never widened. Performed 11764 root evaluator evaluations with a maximum evaluation depth of 17. Performed 11764 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 5 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 14:31:26,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:26,754 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:31:26,754 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:26,754 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:31:26,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:26,760 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:31:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:26,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:31:27,103 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 587 proven. 2 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-18 14:31:27,103 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:31:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 304 proven. 209 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2018-11-18 14:31:27,402 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:31:27,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5, 5] total 19 [2018-11-18 14:31:27,402 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:31:27,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 14:31:27,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 14:31:27,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:31:27,403 INFO L87 Difference]: Start difference. First operand 4862 states and 5966 transitions. Second operand 16 states. [2018-11-18 14:31:33,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:31:33,318 INFO L93 Difference]: Finished difference Result 12228 states and 15408 transitions. [2018-11-18 14:31:33,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-11-18 14:31:33,318 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 603 [2018-11-18 14:31:33,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:31:33,327 INFO L225 Difference]: With dead ends: 12228 [2018-11-18 14:31:33,328 INFO L226 Difference]: Without dead ends: 5554 [2018-11-18 14:31:33,343 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1309 GetRequests, 1243 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1400 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=955, Invalid=3601, Unknown=0, NotChecked=0, Total=4556 [2018-11-18 14:31:33,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5554 states. [2018-11-18 14:31:33,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5554 to 5296. [2018-11-18 14:31:33,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5296 states. [2018-11-18 14:31:33,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5296 states to 5296 states and 5888 transitions. [2018-11-18 14:31:33,421 INFO L78 Accepts]: Start accepts. Automaton has 5296 states and 5888 transitions. Word has length 603 [2018-11-18 14:31:33,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:31:33,421 INFO L480 AbstractCegarLoop]: Abstraction has 5296 states and 5888 transitions. [2018-11-18 14:31:33,421 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 14:31:33,422 INFO L276 IsEmpty]: Start isEmpty. Operand 5296 states and 5888 transitions. [2018-11-18 14:31:33,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2018-11-18 14:31:33,432 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:31:33,433 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:31:33,433 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:31:33,433 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:33,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1730888890, now seen corresponding path program 1 times [2018-11-18 14:31:33,434 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:31:33,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:33,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:31:33,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:31:33,435 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:31:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:31:33,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1303 backedges. 277 proven. 679 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2018-11-18 14:31:33,969 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:31:33,969 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:31:33,969 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 737 with the following transitions: [2018-11-18 14:31:33,969 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:31:33,972 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:31:33,972 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:31:34,202 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:31:34,202 INFO L272 AbstractInterpreter]: Visited 259 different actions 772 times. Merged at 7 different actions 17 times. Never widened. Performed 9016 root evaluator evaluations with a maximum evaluation depth of 10. Performed 9016 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 14:31:34,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:31:34,204 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:31:34,563 INFO L227 lantSequenceWeakener]: Weakened 733 states. On average, predicates are now at 80.33% of their original sizes. [2018-11-18 14:31:34,563 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:31:34,602 INFO L415 sIntCurrentIteration]: We unified 735 AI predicates to 735 [2018-11-18 14:31:34,602 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:31:34,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:31:34,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-18 14:31:34,602 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:31:34,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:31:34,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:31:34,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:31:34,603 INFO L87 Difference]: Start difference. First operand 5296 states and 5888 transitions. Second operand 9 states. [2018-11-18 14:32:35,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:35,086 INFO L93 Difference]: Finished difference Result 11117 states and 12465 transitions. [2018-11-18 14:32:35,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 14:32:35,086 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 736 [2018-11-18 14:32:35,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:35,100 INFO L225 Difference]: With dead ends: 11117 [2018-11-18 14:32:35,100 INFO L226 Difference]: Without dead ends: 6505 [2018-11-18 14:32:35,105 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 742 GetRequests, 728 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-18 14:32:35,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6505 states. [2018-11-18 14:32:35,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6505 to 6480. [2018-11-18 14:32:35,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6480 states. [2018-11-18 14:32:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 7089 transitions. [2018-11-18 14:32:35,193 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 7089 transitions. Word has length 736 [2018-11-18 14:32:35,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:35,193 INFO L480 AbstractCegarLoop]: Abstraction has 6480 states and 7089 transitions. [2018-11-18 14:32:35,193 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:32:35,193 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 7089 transitions. [2018-11-18 14:32:35,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 751 [2018-11-18 14:32:35,203 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:35,203 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:32:35,204 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:35,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:35,204 INFO L82 PathProgramCache]: Analyzing trace with hash 48832834, now seen corresponding path program 1 times [2018-11-18 14:32:35,204 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:35,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:35,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:35,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:35,205 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:36,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 509 proven. 497 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2018-11-18 14:32:36,133 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:36,133 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:32:36,133 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 751 with the following transitions: [2018-11-18 14:32:36,133 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:32:36,135 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:32:36,135 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:32:36,528 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:32:36,528 INFO L272 AbstractInterpreter]: Visited 260 different actions 1034 times. Merged at 8 different actions 30 times. Never widened. Performed 12338 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12338 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-18 14:32:36,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:36,530 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:32:36,530 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:36,530 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:32:36,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:36,536 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:32:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:36,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:32:36,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 937 proven. 2 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2018-11-18 14:32:36,793 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:32:37,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 597 proven. 101 refuted. 0 times theorem prover too weak. 619 trivial. 0 not checked. [2018-11-18 14:32:37,026 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:32:37,026 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-11-18 14:32:37,026 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:32:37,027 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 14:32:37,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 14:32:37,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-11-18 14:32:37,027 INFO L87 Difference]: Start difference. First operand 6480 states and 7089 transitions. Second operand 15 states. [2018-11-18 14:32:42,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:42,284 INFO L93 Difference]: Finished difference Result 15313 states and 17071 transitions. [2018-11-18 14:32:42,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-11-18 14:32:42,285 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 750 [2018-11-18 14:32:42,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:42,301 INFO L225 Difference]: With dead ends: 15313 [2018-11-18 14:32:42,301 INFO L226 Difference]: Without dead ends: 9517 [2018-11-18 14:32:42,308 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1585 GetRequests, 1529 SyntacticMatches, 2 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=631, Invalid=2449, Unknown=0, NotChecked=0, Total=3080 [2018-11-18 14:32:42,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9517 states. [2018-11-18 14:32:42,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9517 to 8397. [2018-11-18 14:32:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8397 states. [2018-11-18 14:32:42,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8397 states to 8397 states and 9118 transitions. [2018-11-18 14:32:42,384 INFO L78 Accepts]: Start accepts. Automaton has 8397 states and 9118 transitions. Word has length 750 [2018-11-18 14:32:42,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:42,385 INFO L480 AbstractCegarLoop]: Abstraction has 8397 states and 9118 transitions. [2018-11-18 14:32:42,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 14:32:42,385 INFO L276 IsEmpty]: Start isEmpty. Operand 8397 states and 9118 transitions. [2018-11-18 14:32:42,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 886 [2018-11-18 14:32:42,393 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:42,394 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:32:42,394 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:42,394 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:42,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1322188073, now seen corresponding path program 1 times [2018-11-18 14:32:42,394 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:42,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:42,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:42,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:42,395 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:42,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 508 proven. 209 refuted. 0 times theorem prover too weak. 759 trivial. 0 not checked. [2018-11-18 14:32:42,840 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:42,841 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:32:42,841 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 886 with the following transitions: [2018-11-18 14:32:42,841 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:32:42,844 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:32:42,844 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:32:43,063 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:32:43,063 INFO L272 AbstractInterpreter]: Visited 261 different actions 770 times. Merged at 5 different actions 9 times. Never widened. Performed 8949 root evaluator evaluations with a maximum evaluation depth of 9. Performed 8949 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 14:32:43,069 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:43,069 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:32:43,460 INFO L227 lantSequenceWeakener]: Weakened 882 states. On average, predicates are now at 80.24% of their original sizes. [2018-11-18 14:32:43,460 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:32:43,501 INFO L415 sIntCurrentIteration]: We unified 884 AI predicates to 884 [2018-11-18 14:32:43,501 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:32:43,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:32:43,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-18 14:32:43,501 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:32:43,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:32:43,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:32:43,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:32:43,502 INFO L87 Difference]: Start difference. First operand 8397 states and 9118 transitions. Second operand 9 states. [2018-11-18 14:33:20,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:20,269 INFO L93 Difference]: Finished difference Result 16077 states and 17510 transitions. [2018-11-18 14:33:20,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 14:33:20,269 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 885 [2018-11-18 14:33:20,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:20,280 INFO L225 Difference]: With dead ends: 16077 [2018-11-18 14:33:20,280 INFO L226 Difference]: Without dead ends: 8409 [2018-11-18 14:33:20,285 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 891 GetRequests, 877 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-18 14:33:20,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8409 states. [2018-11-18 14:33:20,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8409 to 8397. [2018-11-18 14:33:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8397 states. [2018-11-18 14:33:20,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8397 states to 8397 states and 9111 transitions. [2018-11-18 14:33:20,347 INFO L78 Accepts]: Start accepts. Automaton has 8397 states and 9111 transitions. Word has length 885 [2018-11-18 14:33:20,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:20,347 INFO L480 AbstractCegarLoop]: Abstraction has 8397 states and 9111 transitions. [2018-11-18 14:33:20,347 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:33:20,347 INFO L276 IsEmpty]: Start isEmpty. Operand 8397 states and 9111 transitions. [2018-11-18 14:33:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 982 [2018-11-18 14:33:20,356 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:20,356 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 14:33:20,356 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:20,356 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:20,356 INFO L82 PathProgramCache]: Analyzing trace with hash -635332227, now seen corresponding path program 1 times [2018-11-18 14:33:20,357 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:33:20,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:20,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:20,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:20,357 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:33:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:20,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2092 backedges. 688 proven. 209 refuted. 0 times theorem prover too weak. 1195 trivial. 0 not checked. [2018-11-18 14:33:20,791 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:33:20,791 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:33:20,791 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 982 with the following transitions: [2018-11-18 14:33:20,791 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [800], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:33:20,794 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:33:20,794 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:33:21,232 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:33:21,232 INFO L272 AbstractInterpreter]: Visited 253 different actions 1014 times. Merged at 11 different actions 37 times. Widened at 1 different actions 1 times. Performed 11850 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11850 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-18 14:33:21,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:21,237 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:33:21,237 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:33:21,237 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:33:21,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:21,243 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:33:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:21,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:21,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2092 backedges. 1406 proven. 2 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2018-11-18 14:33:21,683 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:33:22,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2092 backedges. 688 proven. 209 refuted. 0 times theorem prover too weak. 1195 trivial. 0 not checked. [2018-11-18 14:33:22,043 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:33:22,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-18 14:33:22,043 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:33:22,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:33:22,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:33:22,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:33:22,045 INFO L87 Difference]: Start difference. First operand 8397 states and 9111 transitions. Second operand 9 states. [2018-11-18 14:33:24,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:24,098 INFO L93 Difference]: Finished difference Result 22644 states and 26685 transitions. [2018-11-18 14:33:24,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 14:33:24,099 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 981 [2018-11-18 14:33:24,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:24,136 INFO L225 Difference]: With dead ends: 22644 [2018-11-18 14:33:24,136 INFO L226 Difference]: Without dead ends: 14976 [2018-11-18 14:33:24,159 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1983 GetRequests, 1965 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:33:24,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14976 states. [2018-11-18 14:33:24,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14976 to 14627. [2018-11-18 14:33:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14627 states. [2018-11-18 14:33:24,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14627 states to 14627 states and 16546 transitions. [2018-11-18 14:33:24,343 INFO L78 Accepts]: Start accepts. Automaton has 14627 states and 16546 transitions. Word has length 981 [2018-11-18 14:33:24,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:24,344 INFO L480 AbstractCegarLoop]: Abstraction has 14627 states and 16546 transitions. [2018-11-18 14:33:24,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:33:24,344 INFO L276 IsEmpty]: Start isEmpty. Operand 14627 states and 16546 transitions. [2018-11-18 14:33:24,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1399 [2018-11-18 14:33:24,365 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:24,366 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-18 14:33:24,366 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:24,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:24,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1586646938, now seen corresponding path program 1 times [2018-11-18 14:33:24,366 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:33:24,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:24,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:24,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:24,367 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:33:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 3521 backedges. 963 proven. 250 refuted. 0 times theorem prover too weak. 2308 trivial. 0 not checked. [2018-11-18 14:33:25,370 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:33:25,370 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:33:25,370 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1399 with the following transitions: [2018-11-18 14:33:25,371 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1560], [1566], [1570], [1572], [1577], [1578], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:33:25,373 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:33:25,373 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:33:25,971 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:33:25,971 INFO L272 AbstractInterpreter]: Visited 310 different actions 1230 times. Merged at 12 different actions 34 times. Never widened. Performed 14878 root evaluator evaluations with a maximum evaluation depth of 18. Performed 14878 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-18 14:33:25,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:25,972 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:33:25,972 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:33:25,972 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:33:25,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:25,980 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:33:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:26,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:26,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3521 backedges. 2307 proven. 2 refuted. 0 times theorem prover too weak. 1212 trivial. 0 not checked. [2018-11-18 14:33:26,671 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:33:27,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3521 backedges. 963 proven. 250 refuted. 0 times theorem prover too weak. 2308 trivial. 0 not checked. [2018-11-18 14:33:27,296 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:33:27,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-11-18 14:33:27,296 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:33:27,297 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:33:27,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:33:27,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:33:27,297 INFO L87 Difference]: Start difference. First operand 14627 states and 16546 transitions. Second operand 10 states. [2018-11-18 14:33:29,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:29,880 INFO L93 Difference]: Finished difference Result 29990 states and 34679 transitions. [2018-11-18 14:33:29,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 14:33:29,881 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1398 [2018-11-18 14:33:29,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:29,907 INFO L225 Difference]: With dead ends: 29990 [2018-11-18 14:33:29,907 INFO L226 Difference]: Without dead ends: 16092 [2018-11-18 14:33:29,929 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2827 GetRequests, 2803 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-11-18 14:33:29,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16092 states. [2018-11-18 14:33:30,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16092 to 16065. [2018-11-18 14:33:30,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16065 states. [2018-11-18 14:33:30,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16065 states to 16065 states and 18017 transitions. [2018-11-18 14:33:30,077 INFO L78 Accepts]: Start accepts. Automaton has 16065 states and 18017 transitions. Word has length 1398 [2018-11-18 14:33:30,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:30,077 INFO L480 AbstractCegarLoop]: Abstraction has 16065 states and 18017 transitions. [2018-11-18 14:33:30,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:33:30,077 INFO L276 IsEmpty]: Start isEmpty. Operand 16065 states and 18017 transitions. [2018-11-18 14:33:30,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1419 [2018-11-18 14:33:30,099 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:30,100 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:33:30,100 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:30,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:30,100 INFO L82 PathProgramCache]: Analyzing trace with hash 391884696, now seen corresponding path program 1 times [2018-11-18 14:33:30,100 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:33:30,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:30,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:30,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:30,101 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:33:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:30,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3909 backedges. 1076 proven. 110 refuted. 0 times theorem prover too weak. 2723 trivial. 0 not checked. [2018-11-18 14:33:30,864 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:33:30,864 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:33:30,864 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1419 with the following transitions: [2018-11-18 14:33:30,865 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [311], [313], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1560], [1566], [1570], [1572], [1577], [1578], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:33:30,868 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:33:30,868 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:33:31,378 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:33:31,378 INFO L272 AbstractInterpreter]: Visited 313 different actions 1245 times. Merged at 12 different actions 39 times. Never widened. Performed 15009 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15009 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 16 fixpoints after 7 different actions. Largest state had 24 variables. [2018-11-18 14:33:31,379 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:31,379 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:33:31,379 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:33:31,380 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:33:31,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:31,386 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:33:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:31,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:32,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3909 backedges. 1910 proven. 0 refuted. 0 times theorem prover too weak. 1999 trivial. 0 not checked. [2018-11-18 14:33:32,121 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:33:32,641 INFO L134 CoverageAnalysis]: Checked inductivity of 3909 backedges. 931 proven. 88 refuted. 0 times theorem prover too weak. 2890 trivial. 0 not checked. [2018-11-18 14:33:32,657 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 14:33:32,657 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 3] total 8 [2018-11-18 14:33:32,657 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:33:32,658 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:33:32,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:33:32,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:33:32,658 INFO L87 Difference]: Start difference. First operand 16065 states and 18017 transitions. Second operand 3 states. [2018-11-18 14:33:33,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:33,484 INFO L93 Difference]: Finished difference Result 33735 states and 38700 transitions. [2018-11-18 14:33:33,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:33:33,485 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1418 [2018-11-18 14:33:33,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:33,512 INFO L225 Difference]: With dead ends: 33735 [2018-11-18 14:33:33,512 INFO L226 Difference]: Without dead ends: 15691 [2018-11-18 14:33:33,543 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2842 GetRequests, 2835 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:33:33,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15691 states. [2018-11-18 14:33:33,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15691 to 15689. [2018-11-18 14:33:33,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15689 states. [2018-11-18 14:33:33,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15689 states to 15689 states and 17396 transitions. [2018-11-18 14:33:33,682 INFO L78 Accepts]: Start accepts. Automaton has 15689 states and 17396 transitions. Word has length 1418 [2018-11-18 14:33:33,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:33,682 INFO L480 AbstractCegarLoop]: Abstraction has 15689 states and 17396 transitions. [2018-11-18 14:33:33,682 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:33:33,683 INFO L276 IsEmpty]: Start isEmpty. Operand 15689 states and 17396 transitions. [2018-11-18 14:33:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1418 [2018-11-18 14:33:33,698 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:33,698 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:33:33,698 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:33,699 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:33,699 INFO L82 PathProgramCache]: Analyzing trace with hash 2059132345, now seen corresponding path program 1 times [2018-11-18 14:33:33,699 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:33:33,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:33,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:33,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:33,700 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:33:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:34,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3909 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 3480 trivial. 0 not checked. [2018-11-18 14:33:34,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:34,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:33:34,427 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:33:34,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:33:34,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:33:34,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:33:34,428 INFO L87 Difference]: Start difference. First operand 15689 states and 17396 transitions. Second operand 4 states. [2018-11-18 14:33:35,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:35,342 INFO L93 Difference]: Finished difference Result 30866 states and 34131 transitions. [2018-11-18 14:33:35,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 14:33:35,343 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1417 [2018-11-18 14:33:35,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:35,344 INFO L225 Difference]: With dead ends: 30866 [2018-11-18 14:33:35,344 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:33:35,385 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:33:35,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:33:35,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:33:35,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:33:35,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:33:35,385 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1417 [2018-11-18 14:33:35,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:35,386 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:33:35,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:33:35,386 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:33:35,386 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:33:35,388 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:33:35,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:35,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:35,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:35,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:35,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:35,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:35,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:35,511 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 187 [2018-11-18 14:33:36,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:36,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:36,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:33:36,487 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 216 [2018-11-18 14:33:36,796 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 31 [2018-11-18 14:33:37,314 WARN L180 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 76 [2018-11-18 14:33:37,697 WARN L180 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 77 [2018-11-18 14:33:38,735 WARN L180 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 276 DAG size of output: 94 [2018-11-18 14:33:39,023 WARN L180 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 31 [2018-11-18 14:33:39,029 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)) [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,030 INFO L425 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L421 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse4 (not (= 3 |old(~a15~0)|))) (.cse5 (not (= (+ |old(~a18~0)| 87) 0))) (.cse6 (not (= 11 |old(~a16~0)|)))) (let ((.cse0 (= (+ ~a18~0 87) 0)) (.cse3 (< 134 ~a18~0)) (.cse1 (let ((.cse8 (not (= 5 |old(~a12~0)|)))) (and (or (not (= 8 |old(~a16~0)|)) .cse4 .cse8) (or .cse4 .cse8 .cse5 .cse6)))) (.cse2 (<= (+ ~a18~0 156) 0)) (.cse7 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0)))) (and (or (or (= ~a16~0 8) .cse0) .cse1) (or .cse1 (< 0 (+ |old(~a18~0)| 156)) (or .cse2 .cse3)) (or (or .cse4 .cse5 (not (= 6 |old(~a12~0)|))) .cse0 .cse6) (or .cse1 (<= |old(~a18~0)| 134) .cse3) (or (< 3 |old(~a15~0)|) (not (= 8 |old(~a12~0)|)) .cse7) (or .cse7 (< 7 |old(~a12~0)|)) (or .cse1 (<= (+ |old(~a18~0)| 79) 0) (or .cse2 (< 0 (+ ~a18~0 79)))) (or (= 10 |old(~a16~0)|) .cse7)))) [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,031 INFO L425 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 14:33:39,032 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 14:33:39,033 INFO L421 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse5 (not (= 3 |old(~a15~0)|))) (.cse10 (not (= 5 |old(~a12~0)|))) (.cse7 (not (= (+ |old(~a18~0)| 87) 0))) (.cse6 (not (= 11 |old(~a16~0)|)))) (let ((.cse2 (< 0 (+ ~a18~0 79))) (.cse4 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0))) (.cse0 (and (or (not (= 8 |old(~a16~0)|)) .cse5 .cse10) (or .cse5 .cse10 .cse7 .cse6))) (.cse1 (<= (+ ~a18~0 156) 0)) (.cse9 (< 134 ~a18~0)) (.cse11 (not (= calculate_output_~input 0))) (.cse8 (= (+ ~a18~0 87) 0)) (.cse3 (= |calculate_output_#in~input| 0))) (and (or .cse0 (or .cse1 .cse2) (<= (+ |old(~a18~0)| 79) 0) .cse3) (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) (not (= 7 |old(~a12~0)|)) (not (= ~a15~0 3)) .cse2) (or (< 3 |old(~a15~0)|) (not (= 8 |old(~a12~0)|)) .cse4) (or .cse4 (< 7 |old(~a12~0)|)) (or .cse4 (= 10 |old(~a16~0)|)) (or .cse3 (or .cse5 (not (= 6 |old(~a12~0)|)) .cse6) .cse7 .cse8) (or .cse9 .cse0 (<= |old(~a18~0)| 134) .cse3) (or .cse0 (< 0 (+ |old(~a18~0)| 156)) (or .cse1 .cse9) .cse3) (or .cse5 .cse10 (= 0 |old(~a16~0)|) .cse3 .cse11) (or .cse11 (or .cse5 (= 0 |old(~a12~0)|) .cse6 .cse3)) (or .cse8 (or .cse5 .cse10 .cse7 .cse6 .cse3))))) [2018-11-18 14:33:39,033 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,033 INFO L425 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-18 14:33:39,033 INFO L425 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,033 INFO L425 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,033 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,033 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,033 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,033 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,033 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,034 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,035 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,036 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,037 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,038 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,039 INFO L425 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,040 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse6 (not (= 3 |old(~a15~0)|))) (.cse9 (not (= 5 |old(~a12~0)|))) (.cse8 (not (= (+ |old(~a18~0)| 87) 0))) (.cse7 (not (= 11 |old(~a16~0)|)))) (let ((.cse2 (<= (+ ~a18~0 156) 0)) (.cse4 (< 134 ~a18~0)) (.cse1 (and (or (not (= 8 |old(~a16~0)|)) .cse6 .cse9) (or .cse6 .cse9 .cse8 .cse7))) (.cse0 (and (= |old(~a16~0)| ~a16~0) (= ~a15~0 |old(~a15~0)|) (= |old(~a12~0)| ~a12~0))) (.cse5 (= (+ ~a18~0 87) 0)) (.cse3 (= |calculate_output_#in~input| 0))) (and (or .cse0 (< 3 |old(~a15~0)|) (not (= 8 |old(~a12~0)|))) (or .cse1 (or .cse2 (< 0 (+ ~a18~0 79))) (<= (+ |old(~a18~0)| 79) 0) .cse3) (or .cse1 (<= |old(~a18~0)| 134) .cse4 .cse3) (or (or .cse2 .cse4) .cse1 (< 0 (+ |old(~a18~0)| 156)) .cse3) (or .cse0 (< 7 |old(~a12~0)|)) (or .cse5 .cse3 (or .cse6 (not (= 6 |old(~a12~0)|)) .cse7) .cse8) (or (= 10 |old(~a16~0)|) .cse0) (or .cse5 (or .cse6 .cse9 .cse8 .cse7 .cse3))))) [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,041 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,042 INFO L425 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 14:33:39,043 INFO L425 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 14:33:39,044 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 14:33:39,045 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,046 INFO L425 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 14:33:39,047 INFO L425 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,048 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 160) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 14:33:39,049 INFO L425 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 14:33:39,050 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,051 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,052 INFO L425 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:33:39,053 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 14:33:39,054 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 14:33:39,054 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 14:33:39,054 INFO L425 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,054 INFO L425 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,054 INFO L425 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-18 14:33:39,054 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:33:39,054 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-18 14:33:39,054 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:33:39,054 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:33:39,055 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|))) [2018-11-18 14:33:39,055 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-18 14:33:39,055 INFO L421 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (<= ~a12~0 7) (not (= 3 |old(~a15~0)|)) (not (= ~a16~0 10)) (not (= 5 |old(~a12~0)|)) (and (= 8 ~a12~0) (<= ~a15~0 3))) [2018-11-18 14:33:39,055 INFO L425 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-18 14:33:39,055 INFO L425 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-18 14:33:39,055 INFO L425 ceAbstractionStarter]: For program point L1773-1(lines 1773 1782) no Hoare annotation was computed. [2018-11-18 14:33:39,055 INFO L421 ceAbstractionStarter]: At program point L1773-3(lines 1773 1782) the Hoare annotation is: (or (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (<= ~a12~0 7) (not (= 3 |old(~a15~0)|)) (not (= ~a16~0 10)) (not (= 5 |old(~a12~0)|)) (and (= 8 ~a12~0) (<= ~a15~0 3))) [2018-11-18 14:33:39,055 INFO L425 ceAbstractionStarter]: For program point L1773-4(lines 1767 1783) no Hoare annotation was computed. [2018-11-18 14:33:39,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:33:39 BoogieIcfgContainer [2018-11-18 14:33:39,063 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:33:39,064 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:33:39,064 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:33:39,064 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:33:39,064 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:28:11" (3/4) ... [2018-11-18 14:33:39,067 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:33:39,072 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:33:39,072 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-18 14:33:39,072 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 14:33:39,072 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:33:39,092 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 14:33:39,094 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:33:39,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || a12 <= 7) || !(3 == \old(a15))) || !(a16 == 10)) || !(5 == \old(a12))) || (8 == a12 && a15 <= 3) [2018-11-18 14:33:39,253 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ea57e97c-5e43-4fff-8667-b6816608e193/bin-2019/utaipan/witness.graphml [2018-11-18 14:33:39,254 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:33:39,254 INFO L168 Benchmark]: Toolchain (without parser) took 330176.00 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.3 GB). Free memory was 948.4 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-11-18 14:33:39,255 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:33:39,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.98 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 874.8 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:39,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 874.8 MB in the beginning and 1.1 GB in the end (delta: -269.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:39,256 INFO L168 Benchmark]: Boogie Preprocessor took 68.58 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: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:39,256 INFO L168 Benchmark]: RCFGBuilder took 1666.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.5 MB in the end (delta: 245.9 MB). Peak memory consumption was 245.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:39,256 INFO L168 Benchmark]: TraceAbstraction took 327478.14 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 886.5 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-11-18 14:33:39,256 INFO L168 Benchmark]: Witness Printer took 189.97 ms. Allocated memory is still 5.4 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 4.3 kB). Peak memory consumption was 4.3 kB. Max. memory is 11.5 GB. [2018-11-18 14:33:39,261 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 661.98 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 874.8 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 108.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 874.8 MB in the beginning and 1.1 GB in the end (delta: -269.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.58 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: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1666.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.5 MB in the end (delta: 245.9 MB). Peak memory consumption was 245.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 327478.14 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 886.5 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 189.97 ms. Allocated memory is still 5.4 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 4.3 kB). Peak memory consumption was 4.3 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 160]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: (((((!(11 == \old(a16)) || !(\old(a18) + 87 == 0)) || a12 <= 7) || !(3 == \old(a15))) || !(a16 == 10)) || !(5 == \old(a12))) || (8 == a12 && a15 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 410 locations, 1 error locations. SAFE Result, 327.4s OverallTime, 13 OverallIterations, 9 TraceHistogramMax, 305.7s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 2727 SDtfs, 31030 SDslu, 3492 SDs, 0 SdLazy, 46057 SolverSat, 9264 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 281.3s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 13342 GetRequests, 13091 SyntacticMatches, 11 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2601 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16065occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.5s AbstIntTime, 10 AbstIntIterations, 5 AbstIntStrong, 0.9978470389241806 AbsIntWeakeningRatio, 0.06489245351804593 AbsIntAvgWeakeningVarsNumRemoved, 15.818082391542108 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 13 MinimizatonAttempts, 1843 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 896 PreInvPairs, 2182 NumberOfFragments, 955 HoareAnnotationTreeSize, 896 FomulaSimplifications, 26604 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 37296 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 14674 NumberOfCodeBlocks, 14674 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 19801 ConstructedInterpolants, 0 QuantifiedInterpolants, 38284337 SizeOfPredicates, 2 NumberOfNonLiveVariables, 6911 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 23 InterpolantComputations, 4 PerfectInterpolantSequences, 39186/42734 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...