./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label02_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label02_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/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 addc9e4e4fc897318cfe4d26c9760729a73864e1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:25:48,700 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:25:48,701 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:25:48,710 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:25:48,710 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:25:48,711 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:25:48,711 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:25:48,713 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:25:48,714 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:25:48,714 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:25:48,715 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:25:48,715 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:25:48,716 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:25:48,717 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:25:48,717 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:25:48,718 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:25:48,719 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:25:48,720 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:25:48,721 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:25:48,722 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:25:48,723 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:25:48,724 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:25:48,726 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:25:48,726 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:25:48,726 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:25:48,727 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:25:48,728 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:25:48,728 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:25:48,729 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:25:48,730 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:25:48,730 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:25:48,731 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:25:48,731 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:25:48,731 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:25:48,732 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:25:48,732 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:25:48,732 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-22 22:25:48,744 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:25:48,744 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:25:48,744 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:25:48,744 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:25:48,745 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 22:25:48,745 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 22:25:48,745 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 22:25:48,745 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-22 22:25:48,745 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 22:25:48,745 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 22:25:48,745 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-22 22:25:48,745 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-22 22:25:48,746 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 22:25:48,746 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:25:48,746 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:25:48,746 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:25:48,747 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:25:48,747 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:25:48,747 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:25:48,747 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:25:48,747 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:25:48,747 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:25:48,747 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:25:48,748 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:25:48,748 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:25:48,748 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:25:48,748 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:25:48,748 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:25:48,748 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:25:48,749 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:25:48,749 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:25:48,749 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:25:48,749 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:25:48,749 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-22 22:25:48,749 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:25:48,749 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:25:48,749 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 22:25:48,750 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_e3a6f105-d9bb-493a-a602-1eb09bd76533/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 -> addc9e4e4fc897318cfe4d26c9760729a73864e1 [2018-11-22 22:25:48,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:25:48,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:25:48,788 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:25:48,789 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:25:48,789 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:25:48,790 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem01_label02_true-unreach-call_false-termination.c [2018-11-22 22:25:48,832 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/data/a03bee8dc/6aad5fc1ad0749a885d0da32de9caf00/FLAG4172e60f7 [2018-11-22 22:25:49,233 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:25:49,234 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/sv-benchmarks/c/eca-rers2012/Problem01_label02_true-unreach-call_false-termination.c [2018-11-22 22:25:49,243 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/data/a03bee8dc/6aad5fc1ad0749a885d0da32de9caf00/FLAG4172e60f7 [2018-11-22 22:25:49,256 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/data/a03bee8dc/6aad5fc1ad0749a885d0da32de9caf00 [2018-11-22 22:25:49,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:25:49,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:25:49,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:25:49,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:25:49,264 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:25:49,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4007e260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49, skipping insertion in model container [2018-11-22 22:25:49,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:25:49,315 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:25:49,554 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:25:49,557 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:25:49,624 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:25:49,637 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:25:49,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49 WrapperNode [2018-11-22 22:25:49,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:25:49,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:25:49,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:25:49,639 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:25:49,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:25:49,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:25:49,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:25:49,720 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:25:49,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... [2018-11-22 22:25:49,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:25:49,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:25:49,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:25:49,777 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:25:49,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/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 [2018-11-22 22:25:49,826 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 22:25:49,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 22:25:49,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 22:25:49,826 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-22 22:25:49,827 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-22 22:25:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:25:49,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:25:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 22:25:49,827 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 22:25:50,715 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:25:50,716 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-22 22:25:50,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:25:50 BoogieIcfgContainer [2018-11-22 22:25:50,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:25:50,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:25:50,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:25:50,719 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:25:50,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:25:49" (1/3) ... [2018-11-22 22:25:50,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@554824be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:25:50, skipping insertion in model container [2018-11-22 22:25:50,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:25:49" (2/3) ... [2018-11-22 22:25:50,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@554824be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:25:50, skipping insertion in model container [2018-11-22 22:25:50,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:25:50" (3/3) ... [2018-11-22 22:25:50,721 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label02_true-unreach-call_false-termination.c [2018-11-22 22:25:50,729 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:25:50,735 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 22:25:50,746 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 22:25:50,773 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:25:50,774 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:25:50,774 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:25:50,774 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:25:50,774 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:25:50,774 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:25:50,774 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:25:50,774 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:25:50,794 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-22 22:25:50,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-22 22:25:50,802 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:25:50,802 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:25:50,805 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:25:50,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:25:50,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1011489582, now seen corresponding path program 1 times [2018-11-22 22:25:50,811 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:25:50,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:50,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:25:50,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:50,846 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:25:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:25:51,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:25:51,117 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:25:51,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:25:51,118 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 22:25:51,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:25:51,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:25:51,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:25:51,136 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-22 22:25:51,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:25:51,675 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-22 22:25:51,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:25:51,676 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2018-11-22 22:25:51,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:25:51,687 INFO L225 Difference]: With dead ends: 547 [2018-11-22 22:25:51,687 INFO L226 Difference]: Without dead ends: 338 [2018-11-22 22:25:51,691 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:25:51,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-11-22 22:25:51,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2018-11-22 22:25:51,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-22 22:25:51,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 560 transitions. [2018-11-22 22:25:51,746 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 560 transitions. Word has length 96 [2018-11-22 22:25:51,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:25:51,746 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 560 transitions. [2018-11-22 22:25:51,746 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:25:51,747 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 560 transitions. [2018-11-22 22:25:51,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-22 22:25:51,750 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:25:51,751 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:25:51,751 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:25:51,751 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:25:51,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1321725755, now seen corresponding path program 1 times [2018-11-22 22:25:51,752 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:25:51,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:51,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:25:51,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:51,753 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:25:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:25:51,844 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:25:51,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:25:51,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 22:25:51,845 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 22:25:51,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 22:25:51,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 22:25:51,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 22:25:51,847 INFO L87 Difference]: Start difference. First operand 338 states and 560 transitions. Second operand 6 states. [2018-11-22 22:25:52,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:25:52,466 INFO L93 Difference]: Finished difference Result 881 states and 1484 transitions. [2018-11-22 22:25:52,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 22:25:52,466 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 106 [2018-11-22 22:25:52,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:25:52,471 INFO L225 Difference]: With dead ends: 881 [2018-11-22 22:25:52,471 INFO L226 Difference]: Without dead ends: 549 [2018-11-22 22:25:52,473 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-22 22:25:52,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2018-11-22 22:25:52,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 536. [2018-11-22 22:25:52,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 536 states. [2018-11-22 22:25:52,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 824 transitions. [2018-11-22 22:25:52,498 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 824 transitions. Word has length 106 [2018-11-22 22:25:52,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:25:52,498 INFO L480 AbstractCegarLoop]: Abstraction has 536 states and 824 transitions. [2018-11-22 22:25:52,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 22:25:52,498 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 824 transitions. [2018-11-22 22:25:52,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-22 22:25:52,500 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:25:52,500 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:25:52,500 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:25:52,500 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:25:52,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1059863033, now seen corresponding path program 1 times [2018-11-22 22:25:52,500 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:25:52,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:52,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:25:52,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:52,501 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:25:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:25:52,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:25:52,586 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:25:52,587 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:25:52,587 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 22:25:52,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:25:52,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:25:52,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:25:52,588 INFO L87 Difference]: Start difference. First operand 536 states and 824 transitions. Second operand 3 states. [2018-11-22 22:25:52,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:25:52,966 INFO L93 Difference]: Finished difference Result 1520 states and 2422 transitions. [2018-11-22 22:25:52,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:25:52,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2018-11-22 22:25:52,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:25:52,970 INFO L225 Difference]: With dead ends: 1520 [2018-11-22 22:25:52,971 INFO L226 Difference]: Without dead ends: 990 [2018-11-22 22:25:52,973 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:25:52,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2018-11-22 22:25:53,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 983. [2018-11-22 22:25:53,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 983 states. [2018-11-22 22:25:53,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 983 states and 1492 transitions. [2018-11-22 22:25:53,004 INFO L78 Accepts]: Start accepts. Automaton has 983 states and 1492 transitions. Word has length 107 [2018-11-22 22:25:53,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:25:53,004 INFO L480 AbstractCegarLoop]: Abstraction has 983 states and 1492 transitions. [2018-11-22 22:25:53,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:25:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1492 transitions. [2018-11-22 22:25:53,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-22 22:25:53,007 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:25:53,007 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-22 22:25:53,007 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:25:53,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:25:53,007 INFO L82 PathProgramCache]: Analyzing trace with hash -742908101, now seen corresponding path program 1 times [2018-11-22 22:25:53,007 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:25:53,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:53,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:25:53,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:53,008 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:25:53,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:25:53,100 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:25:53,100 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:25:53,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:25:53,100 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 22:25:53,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:25:53,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:25:53,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:25:53,101 INFO L87 Difference]: Start difference. First operand 983 states and 1492 transitions. Second operand 3 states. [2018-11-22 22:25:53,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:25:53,486 INFO L93 Difference]: Finished difference Result 2854 states and 4497 transitions. [2018-11-22 22:25:53,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:25:53,487 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2018-11-22 22:25:53,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:25:53,494 INFO L225 Difference]: With dead ends: 2854 [2018-11-22 22:25:53,494 INFO L226 Difference]: Without dead ends: 1877 [2018-11-22 22:25:53,497 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:25:53,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1877 states. [2018-11-22 22:25:53,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1877 to 1874. [2018-11-22 22:25:53,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1874 states. [2018-11-22 22:25:53,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1874 states and 2731 transitions. [2018-11-22 22:25:53,541 INFO L78 Accepts]: Start accepts. Automaton has 1874 states and 2731 transitions. Word has length 113 [2018-11-22 22:25:53,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:25:53,541 INFO L480 AbstractCegarLoop]: Abstraction has 1874 states and 2731 transitions. [2018-11-22 22:25:53,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:25:53,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2731 transitions. [2018-11-22 22:25:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-22 22:25:53,545 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:25:53,545 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:25:53,546 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:25:53,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:25:53,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1298833038, now seen corresponding path program 1 times [2018-11-22 22:25:53,546 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:25:53,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:53,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:25:53,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:25:53,547 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:25:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:25:53,627 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:25:53,627 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:25:53,627 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:25:53,628 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 133 with the following transitions: [2018-11-22 22:25:53,629 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:25:53,663 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:25:53,663 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:25:54,176 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-22 22:25:54,177 INFO L272 AbstractInterpreter]: Visited 100 different actions 193 times. Merged at 3 different actions 3 times. Never widened. Performed 2835 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2835 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-22 22:25:54,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:25:54,193 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-22 22:25:54,426 INFO L227 lantSequenceWeakener]: Weakened 129 states. On average, predicates are now at 81.5% of their original sizes. [2018-11-22 22:25:54,426 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-22 22:25:54,488 INFO L415 sIntCurrentIteration]: We unified 131 AI predicates to 131 [2018-11-22 22:25:54,488 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-22 22:25:54,489 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 22:25:54,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-22 22:25:54,489 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 22:25:54,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-22 22:25:54,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-22 22:25:54,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-22 22:25:54,490 INFO L87 Difference]: Start difference. First operand 1874 states and 2731 transitions. Second operand 10 states. [2018-11-22 22:26:00,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:00,200 INFO L93 Difference]: Finished difference Result 5361 states and 7813 transitions. [2018-11-22 22:26:00,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-22 22:26:00,200 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 132 [2018-11-22 22:26:00,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:00,208 INFO L225 Difference]: With dead ends: 5361 [2018-11-22 22:26:00,208 INFO L226 Difference]: Without dead ends: 3493 [2018-11-22 22:26:00,213 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 141 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-22 22:26:00,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3493 states. [2018-11-22 22:26:00,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3493 to 3471. [2018-11-22 22:26:00,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3471 states. [2018-11-22 22:26:00,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 3471 states and 4532 transitions. [2018-11-22 22:26:00,272 INFO L78 Accepts]: Start accepts. Automaton has 3471 states and 4532 transitions. Word has length 132 [2018-11-22 22:26:00,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:00,273 INFO L480 AbstractCegarLoop]: Abstraction has 3471 states and 4532 transitions. [2018-11-22 22:26:00,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-22 22:26:00,273 INFO L276 IsEmpty]: Start isEmpty. Operand 3471 states and 4532 transitions. [2018-11-22 22:26:00,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-22 22:26:00,277 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:26:00,277 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:26:00,277 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:26:00,278 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:00,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1356217131, now seen corresponding path program 1 times [2018-11-22 22:26:00,278 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:26:00,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:00,279 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:00,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:00,279 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:26:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:00,369 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 49 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 22:26:00,369 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:00,369 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:26:00,369 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 145 with the following transitions: [2018-11-22 22:26:00,370 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:26:00,373 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:26:00,373 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:26:00,492 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-22 22:26:00,492 INFO L272 AbstractInterpreter]: Visited 101 different actions 196 times. Merged at 4 different actions 4 times. Never widened. Performed 2699 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2699 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-22 22:26:00,493 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:00,494 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-22 22:26:00,622 INFO L227 lantSequenceWeakener]: Weakened 141 states. On average, predicates are now at 81.49% of their original sizes. [2018-11-22 22:26:00,622 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-22 22:26:00,676 INFO L415 sIntCurrentIteration]: We unified 143 AI predicates to 143 [2018-11-22 22:26:00,676 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-22 22:26:00,676 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 22:26:00,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-22 22:26:00,677 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 22:26:00,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-22 22:26:00,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-22 22:26:00,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-22 22:26:00,677 INFO L87 Difference]: Start difference. First operand 3471 states and 4532 transitions. Second operand 10 states. [2018-11-22 22:26:03,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:03,839 INFO L93 Difference]: Finished difference Result 6940 states and 9095 transitions. [2018-11-22 22:26:03,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-22 22:26:03,840 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 144 [2018-11-22 22:26:03,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:03,854 INFO L225 Difference]: With dead ends: 6940 [2018-11-22 22:26:03,854 INFO L226 Difference]: Without dead ends: 3610 [2018-11-22 22:26:03,863 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 151 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-22 22:26:03,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3610 states. [2018-11-22 22:26:03,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3610 to 3608. [2018-11-22 22:26:03,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3608 states. [2018-11-22 22:26:03,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 4685 transitions. [2018-11-22 22:26:03,942 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 4685 transitions. Word has length 144 [2018-11-22 22:26:03,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:03,942 INFO L480 AbstractCegarLoop]: Abstraction has 3608 states and 4685 transitions. [2018-11-22 22:26:03,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-22 22:26:03,942 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 4685 transitions. [2018-11-22 22:26:03,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-22 22:26:03,948 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:26:03,949 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:26:03,949 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:26:03,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:03,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1717896786, now seen corresponding path program 1 times [2018-11-22 22:26:03,949 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:26:03,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:03,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:03,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:03,950 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:26:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:04,016 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 61 proven. 14 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-22 22:26:04,017 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:04,017 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:26:04,017 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 156 with the following transitions: [2018-11-22 22:26:04,093 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:26:04,096 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:26:04,096 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:26:04,366 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-22 22:26:04,366 INFO L272 AbstractInterpreter]: Visited 102 different actions 304 times. Merged at 6 different actions 18 times. Never widened. Performed 4366 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4366 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 4 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-22 22:26:04,393 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:04,393 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-22 22:26:04,589 INFO L227 lantSequenceWeakener]: Weakened 152 states. On average, predicates are now at 83.26% of their original sizes. [2018-11-22 22:26:04,589 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-22 22:26:04,635 INFO L415 sIntCurrentIteration]: We unified 154 AI predicates to 154 [2018-11-22 22:26:04,636 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-22 22:26:04,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 22:26:04,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2018-11-22 22:26:04,636 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 22:26:04,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 22:26:04,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 22:26:04,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-22 22:26:04,637 INFO L87 Difference]: Start difference. First operand 3608 states and 4685 transitions. Second operand 9 states. [2018-11-22 22:26:07,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:07,789 INFO L93 Difference]: Finished difference Result 7818 states and 10188 transitions. [2018-11-22 22:26:07,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-22 22:26:07,789 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 155 [2018-11-22 22:26:07,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:07,799 INFO L225 Difference]: With dead ends: 7818 [2018-11-22 22:26:07,799 INFO L226 Difference]: Without dead ends: 4488 [2018-11-22 22:26:07,805 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 161 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-22 22:26:07,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4488 states. [2018-11-22 22:26:07,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4488 to 4450. [2018-11-22 22:26:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4450 states. [2018-11-22 22:26:07,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 4450 states and 5612 transitions. [2018-11-22 22:26:07,874 INFO L78 Accepts]: Start accepts. Automaton has 4450 states and 5612 transitions. Word has length 155 [2018-11-22 22:26:07,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:07,874 INFO L480 AbstractCegarLoop]: Abstraction has 4450 states and 5612 transitions. [2018-11-22 22:26:07,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 22:26:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 4450 states and 5612 transitions. [2018-11-22 22:26:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-22 22:26:07,879 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:26:07,879 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:26:07,879 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:26:07,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:07,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1336844431, now seen corresponding path program 1 times [2018-11-22 22:26:07,880 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:26:07,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:07,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:07,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:07,881 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:26:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:07,950 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 81 proven. 20 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-22 22:26:07,950 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:07,950 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:26:07,950 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 175 with the following transitions: [2018-11-22 22:26:07,950 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:26:07,953 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:26:07,953 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:26:08,383 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-22 22:26:08,383 INFO L272 AbstractInterpreter]: Visited 104 different actions 516 times. Merged at 9 different actions 39 times. Never widened. Performed 7918 root evaluator evaluations with a maximum evaluation depth of 3. Performed 7918 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 12 fixpoints after 2 different actions. Largest state had 42 variables. [2018-11-22 22:26:08,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:08,386 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-22 22:26:08,386 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:08,386 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/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 [2018-11-22 22:26:08,393 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:08,393 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-22 22:26:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:08,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:26:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-22 22:26:08,603 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-22 22:26:08,753 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 81 proven. 20 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-22 22:26:08,783 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-22 22:26:08,783 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2018-11-22 22:26:08,783 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-22 22:26:08,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-22 22:26:08,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-22 22:26:08,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-22 22:26:08,784 INFO L87 Difference]: Start difference. First operand 4450 states and 5612 transitions. Second operand 8 states. [2018-11-22 22:26:10,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:10,932 INFO L93 Difference]: Finished difference Result 14721 states and 19570 transitions. [2018-11-22 22:26:10,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-22 22:26:10,933 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 174 [2018-11-22 22:26:10,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:10,950 INFO L225 Difference]: With dead ends: 14721 [2018-11-22 22:26:10,950 INFO L226 Difference]: Without dead ends: 5840 [2018-11-22 22:26:10,975 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 393 GetRequests, 363 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2018-11-22 22:26:10,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5840 states. [2018-11-22 22:26:11,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5840 to 5633. [2018-11-22 22:26:11,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5633 states. [2018-11-22 22:26:11,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5633 states to 5633 states and 6617 transitions. [2018-11-22 22:26:11,066 INFO L78 Accepts]: Start accepts. Automaton has 5633 states and 6617 transitions. Word has length 174 [2018-11-22 22:26:11,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:11,066 INFO L480 AbstractCegarLoop]: Abstraction has 5633 states and 6617 transitions. [2018-11-22 22:26:11,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-22 22:26:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 5633 states and 6617 transitions. [2018-11-22 22:26:11,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-22 22:26:11,073 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:26:11,073 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:26:11,074 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:26:11,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:11,074 INFO L82 PathProgramCache]: Analyzing trace with hash -2054069033, now seen corresponding path program 1 times [2018-11-22 22:26:11,074 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:26:11,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:11,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:11,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:11,075 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:26:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:11,186 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 89 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 22:26:11,186 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:11,186 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:26:11,186 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 178 with the following transitions: [2018-11-22 22:26:11,187 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:26:11,189 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:26:11,189 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:26:11,404 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-22 22:26:11,405 INFO L272 AbstractInterpreter]: Visited 101 different actions 196 times. Merged at 4 different actions 4 times. Never widened. Performed 2758 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2758 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-22 22:26:11,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:11,425 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-22 22:26:11,565 INFO L227 lantSequenceWeakener]: Weakened 174 states. On average, predicates are now at 81.51% of their original sizes. [2018-11-22 22:26:11,565 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-22 22:26:11,612 INFO L415 sIntCurrentIteration]: We unified 176 AI predicates to 176 [2018-11-22 22:26:11,612 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-22 22:26:11,613 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 22:26:11,613 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-22 22:26:11,613 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 22:26:11,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-22 22:26:11,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-22 22:26:11,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-22 22:26:11,613 INFO L87 Difference]: Start difference. First operand 5633 states and 6617 transitions. Second operand 10 states. [2018-11-22 22:26:14,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:14,052 INFO L93 Difference]: Finished difference Result 11584 states and 13654 transitions. [2018-11-22 22:26:14,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-22 22:26:14,052 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 177 [2018-11-22 22:26:14,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:14,067 INFO L225 Difference]: With dead ends: 11584 [2018-11-22 22:26:14,067 INFO L226 Difference]: Without dead ends: 6229 [2018-11-22 22:26:14,074 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 185 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-11-22 22:26:14,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6229 states. [2018-11-22 22:26:14,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6229 to 6227. [2018-11-22 22:26:14,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6227 states. [2018-11-22 22:26:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6227 states to 6227 states and 7259 transitions. [2018-11-22 22:26:14,160 INFO L78 Accepts]: Start accepts. Automaton has 6227 states and 7259 transitions. Word has length 177 [2018-11-22 22:26:14,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:14,161 INFO L480 AbstractCegarLoop]: Abstraction has 6227 states and 7259 transitions. [2018-11-22 22:26:14,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-22 22:26:14,161 INFO L276 IsEmpty]: Start isEmpty. Operand 6227 states and 7259 transitions. [2018-11-22 22:26:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 22:26:14,167 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:26:14,167 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:26:14,167 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:26:14,168 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:14,168 INFO L82 PathProgramCache]: Analyzing trace with hash -993030308, now seen corresponding path program 1 times [2018-11-22 22:26:14,168 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:26:14,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:14,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:14,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:14,169 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:26:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:14,261 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 86 proven. 45 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 22:26:14,261 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:14,261 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:26:14,261 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 186 with the following transitions: [2018-11-22 22:26:14,262 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:26:14,264 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:26:14,264 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:26:14,509 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-22 22:26:14,509 INFO L272 AbstractInterpreter]: Visited 103 different actions 410 times. Merged at 8 different actions 31 times. Never widened. Performed 6051 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6051 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 8 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-22 22:26:14,513 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:14,513 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-22 22:26:14,513 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:14,513 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/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 [2018-11-22 22:26:14,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:14,523 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-22 22:26:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:14,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:26:14,638 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 103 proven. 2 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-22 22:26:14,638 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-22 22:26:14,707 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 91 proven. 38 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 22:26:14,725 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-22 22:26:14,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-11-22 22:26:14,726 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-22 22:26:14,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-22 22:26:14,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-22 22:26:14,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-11-22 22:26:14,727 INFO L87 Difference]: Start difference. First operand 6227 states and 7259 transitions. Second operand 11 states. [2018-11-22 22:26:16,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:16,085 INFO L93 Difference]: Finished difference Result 18718 states and 22897 transitions. [2018-11-22 22:26:16,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-22 22:26:16,085 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 185 [2018-11-22 22:26:16,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:16,113 INFO L225 Difference]: With dead ends: 18718 [2018-11-22 22:26:16,113 INFO L226 Difference]: Without dead ends: 13226 [2018-11-22 22:26:16,123 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 393 GetRequests, 373 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-11-22 22:26:16,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13226 states. [2018-11-22 22:26:16,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13226 to 12775. [2018-11-22 22:26:16,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12775 states. [2018-11-22 22:26:16,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12775 states to 12775 states and 15039 transitions. [2018-11-22 22:26:16,307 INFO L78 Accepts]: Start accepts. Automaton has 12775 states and 15039 transitions. Word has length 185 [2018-11-22 22:26:16,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:16,307 INFO L480 AbstractCegarLoop]: Abstraction has 12775 states and 15039 transitions. [2018-11-22 22:26:16,307 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-22 22:26:16,308 INFO L276 IsEmpty]: Start isEmpty. Operand 12775 states and 15039 transitions. [2018-11-22 22:26:16,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-22 22:26:16,320 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:26:16,320 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:26:16,320 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:26:16,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:16,320 INFO L82 PathProgramCache]: Analyzing trace with hash 998489172, now seen corresponding path program 1 times [2018-11-22 22:26:16,321 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:26:16,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:16,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:16,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:16,322 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:26:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:16,453 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 110 proven. 51 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-22 22:26:16,453 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:16,453 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:26:16,453 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 199 with the following transitions: [2018-11-22 22:26:16,454 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [173], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:26:16,456 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:26:16,456 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:26:16,606 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-22 22:26:16,606 INFO L272 AbstractInterpreter]: Visited 102 different actions 298 times. Merged at 6 different actions 12 times. Never widened. Performed 4085 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4085 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 2 different actions. Largest state had 42 variables. [2018-11-22 22:26:16,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:16,609 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-22 22:26:16,914 INFO L227 lantSequenceWeakener]: Weakened 195 states. On average, predicates are now at 83.24% of their original sizes. [2018-11-22 22:26:16,915 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-22 22:26:16,953 INFO L415 sIntCurrentIteration]: We unified 197 AI predicates to 197 [2018-11-22 22:26:16,953 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-22 22:26:16,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 22:26:16,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-22 22:26:16,953 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 22:26:16,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 22:26:16,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 22:26:16,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-22 22:26:16,954 INFO L87 Difference]: Start difference. First operand 12775 states and 15039 transitions. Second operand 9 states. [2018-11-22 22:26:19,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:19,400 INFO L93 Difference]: Finished difference Result 23272 states and 27475 transitions. [2018-11-22 22:26:19,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-22 22:26:19,401 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 198 [2018-11-22 22:26:19,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:19,433 INFO L225 Difference]: With dead ends: 23272 [2018-11-22 22:26:19,433 INFO L226 Difference]: Without dead ends: 13469 [2018-11-22 22:26:19,445 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 203 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-11-22 22:26:19,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13469 states. [2018-11-22 22:26:19,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13469 to 13464. [2018-11-22 22:26:19,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13464 states. [2018-11-22 22:26:19,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13464 states to 13464 states and 15813 transitions. [2018-11-22 22:26:19,705 INFO L78 Accepts]: Start accepts. Automaton has 13464 states and 15813 transitions. Word has length 198 [2018-11-22 22:26:19,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:19,705 INFO L480 AbstractCegarLoop]: Abstraction has 13464 states and 15813 transitions. [2018-11-22 22:26:19,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 22:26:19,706 INFO L276 IsEmpty]: Start isEmpty. Operand 13464 states and 15813 transitions. [2018-11-22 22:26:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-22 22:26:19,725 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:26:19,725 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:26:19,725 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:26:19,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:19,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1832763267, now seen corresponding path program 1 times [2018-11-22 22:26:19,726 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:26:19,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:19,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:19,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:19,727 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:26:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:19,958 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 110 proven. 70 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-22 22:26:19,958 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:19,958 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:26:19,959 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 209 with the following transitions: [2018-11-22 22:26:19,959 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:26:19,961 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:26:19,961 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:26:20,274 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-22 22:26:20,274 INFO L272 AbstractInterpreter]: Visited 104 different actions 418 times. Merged at 9 different actions 35 times. Widened at 1 different actions 1 times. Performed 6159 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6159 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 10 fixpoints after 4 different actions. Largest state had 42 variables. [2018-11-22 22:26:20,277 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:20,277 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-22 22:26:20,277 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:20,277 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/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 [2018-11-22 22:26:20,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:20,284 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-22 22:26:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:20,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:26:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 133 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-22 22:26:20,376 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-22 22:26:20,419 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 115 proven. 20 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-22 22:26:20,435 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-22 22:26:20,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2018-11-22 22:26:20,435 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-22 22:26:20,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-22 22:26:20,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-22 22:26:20,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-11-22 22:26:20,436 INFO L87 Difference]: Start difference. First operand 13464 states and 15813 transitions. Second operand 12 states. [2018-11-22 22:26:22,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:22,396 INFO L93 Difference]: Finished difference Result 30480 states and 37321 transitions. [2018-11-22 22:26:22,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-11-22 22:26:22,397 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 208 [2018-11-22 22:26:22,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:22,439 INFO L225 Difference]: With dead ends: 30480 [2018-11-22 22:26:22,439 INFO L226 Difference]: Without dead ends: 16754 [2018-11-22 22:26:22,458 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 441 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 448 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=411, Invalid=1395, Unknown=0, NotChecked=0, Total=1806 [2018-11-22 22:26:22,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16754 states. [2018-11-22 22:26:22,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16754 to 15475. [2018-11-22 22:26:22,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15475 states. [2018-11-22 22:26:22,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15475 states to 15475 states and 18648 transitions. [2018-11-22 22:26:22,778 INFO L78 Accepts]: Start accepts. Automaton has 15475 states and 18648 transitions. Word has length 208 [2018-11-22 22:26:22,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:22,779 INFO L480 AbstractCegarLoop]: Abstraction has 15475 states and 18648 transitions. [2018-11-22 22:26:22,779 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-22 22:26:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 15475 states and 18648 transitions. [2018-11-22 22:26:22,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-22 22:26:22,796 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:26:22,796 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:26:22,796 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:26:22,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:22,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1621014110, now seen corresponding path program 1 times [2018-11-22 22:26:22,797 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:26:22,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:22,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:22,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:22,798 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:26:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:22,907 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 164 proven. 51 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 22:26:22,908 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:22,908 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:26:22,908 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 215 with the following transitions: [2018-11-22 22:26:22,908 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [105], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:26:22,910 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:26:22,910 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:26:23,162 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-22 22:26:23,163 INFO L272 AbstractInterpreter]: Visited 103 different actions 409 times. Merged at 8 different actions 30 times. Widened at 1 different actions 1 times. Performed 6124 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6124 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 7 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-22 22:26:23,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:23,169 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-22 22:26:23,169 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:23,169 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/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 [2018-11-22 22:26:23,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:23,176 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-22 22:26:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:23,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:26:23,337 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 156 proven. 25 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-22 22:26:23,337 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-22 22:26:23,398 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 179 proven. 2 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-22 22:26:23,415 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-22 22:26:23,415 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2018-11-22 22:26:23,415 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-22 22:26:23,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-22 22:26:23,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-22 22:26:23,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-11-22 22:26:23,416 INFO L87 Difference]: Start difference. First operand 15475 states and 18648 transitions. Second operand 11 states. [2018-11-22 22:26:25,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:25,366 INFO L93 Difference]: Finished difference Result 32778 states and 43107 transitions. [2018-11-22 22:26:25,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-11-22 22:26:25,367 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 214 [2018-11-22 22:26:25,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:25,445 INFO L225 Difference]: With dead ends: 32778 [2018-11-22 22:26:25,446 INFO L226 Difference]: Without dead ends: 18065 [2018-11-22 22:26:25,491 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 493 GetRequests, 448 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=358, Invalid=1534, Unknown=0, NotChecked=0, Total=1892 [2018-11-22 22:26:25,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18065 states. [2018-11-22 22:26:25,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18065 to 16873. [2018-11-22 22:26:25,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16873 states. [2018-11-22 22:26:25,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16873 states to 16873 states and 19669 transitions. [2018-11-22 22:26:25,931 INFO L78 Accepts]: Start accepts. Automaton has 16873 states and 19669 transitions. Word has length 214 [2018-11-22 22:26:25,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:25,931 INFO L480 AbstractCegarLoop]: Abstraction has 16873 states and 19669 transitions. [2018-11-22 22:26:25,931 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-22 22:26:25,932 INFO L276 IsEmpty]: Start isEmpty. Operand 16873 states and 19669 transitions. [2018-11-22 22:26:25,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-22 22:26:25,965 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:26:25,965 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:26:25,965 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:26:25,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:25,966 INFO L82 PathProgramCache]: Analyzing trace with hash 235579725, now seen corresponding path program 1 times [2018-11-22 22:26:25,966 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 22:26:25,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:25,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:25,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:26:25,967 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 22:26:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:26,124 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 277 proven. 18 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2018-11-22 22:26:26,124 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:26,124 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-22 22:26:26,124 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 278 with the following transitions: [2018-11-22 22:26:26,124 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [45], [46], [49], [50], [53], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [129], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [413], [415], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-22 22:26:26,126 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-22 22:26:26,126 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-22 22:26:26,500 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-22 22:26:26,500 INFO L272 AbstractInterpreter]: Visited 106 different actions 424 times. Merged at 10 different actions 33 times. Widened at 1 different actions 1 times. Performed 6367 root evaluator evaluations with a maximum evaluation depth of 3. Performed 6367 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 12 fixpoints after 6 different actions. Largest state had 42 variables. [2018-11-22 22:26:26,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:26:26,506 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-22 22:26:26,506 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:26:26,506 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/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 [2018-11-22 22:26:26,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:26:26,518 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-22 22:26:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:26:26,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:26:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 360 proven. 2 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-22 22:26:26,643 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-22 22:26:26,720 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 277 proven. 18 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2018-11-22 22:26:26,737 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-22 22:26:26,737 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 12 [2018-11-22 22:26:26,737 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-22 22:26:26,738 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 22:26:26,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 22:26:26,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-11-22 22:26:26,738 INFO L87 Difference]: Start difference. First operand 16873 states and 19669 transitions. Second operand 9 states. [2018-11-22 22:26:27,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:26:27,581 INFO L93 Difference]: Finished difference Result 25873 states and 30991 transitions. [2018-11-22 22:26:27,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-22 22:26:27,581 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 277 [2018-11-22 22:26:27,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:26:27,581 INFO L225 Difference]: With dead ends: 25873 [2018-11-22 22:26:27,581 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 22:26:27,609 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=122, Invalid=340, Unknown=0, NotChecked=0, Total=462 [2018-11-22 22:26:27,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 22:26:27,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 22:26:27,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 22:26:27,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 22:26:27,610 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 277 [2018-11-22 22:26:27,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:26:27,611 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 22:26:27,611 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 22:26:27,611 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 22:26:27,611 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 22:26:27,615 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 22:26:28,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:28,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,630 WARN L180 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 884 DAG size of output: 302 [2018-11-22 22:26:29,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:29,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:30,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:31,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:31,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:31,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:31,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:31,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:31,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:31,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:26:31,066 WARN L180 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 959 DAG size of output: 353 [2018-11-22 22:26:32,936 WARN L180 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 412 DAG size of output: 111 [2018-11-22 22:26:33,991 WARN L180 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 289 DAG size of output: 85 [2018-11-22 22:26:35,166 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 317 DAG size of output: 86 [2018-11-22 22:26:35,167 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a8~0 |old(~a8~0)|) (= ~a7~0 |old(~a7~0)|) (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 446) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,168 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,169 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-22 22:26:35,170 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-22 22:26:35,171 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-22 22:26:35,172 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-22 22:26:35,173 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,174 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,175 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,176 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-22 22:26:35,177 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse7 (= 1 |old(~a7~0)|)) (.cse31 (= 1 |old(~a20~0)|)) (.cse28 (= |old(~a20~0)| ~a20~0)) (.cse14 (<= ~a8~0 |old(~a8~0)|)) (.cse16 (= ~a7~0 |old(~a7~0)|)) (.cse17 (= ~a17~0 |old(~a17~0)|)) (.cse32 (= ~a16~0 |old(~a16~0)|)) (.cse18 (<= |old(~a8~0)| ~a8~0)) (.cse15 (= 1 ~a21~0)) (.cse11 (= 4 |old(~a16~0)|))) (let ((.cse2 (not .cse11)) (.cse22 (not (= ~a8~0 0))) (.cse24 (= ~a21~0 1)) (.cse25 (= 1 ~a17~0)) (.cse29 (< 0 |old(~a20~0)|)) (.cse19 (= ~a20~0 1)) (.cse26 (= 0 |old(~a16~0)|)) (.cse3 (not (= 8 ~a12~0))) (.cse5 (= |calculate_output_#in~input| 0)) (.cse27 (= 0 |old(~a8~0)|)) (.cse6 (not (= 1 |old(~a17~0)|))) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse8 (and .cse28 .cse14 .cse16 .cse17 .cse32 .cse18 .cse15)) (.cse10 (< 13 |old(~a8~0)|)) (.cse1 (not .cse31)) (.cse12 (and .cse28 (= ~a21~0 |old(~a21~0)|) .cse14 .cse16 .cse17 .cse32 .cse18)) (.cse9 (< 0 |old(~a17~0)|)) (.cse13 (< 0 |old(~a21~0)|)) (.cse20 (= 6 |old(~a16~0)|)) (.cse21 (= 1 ~a7~0)) (.cse23 (= |old(~a16~0)| ~a16~0)) (.cse4 (not .cse7)) (.cse30 (< |old(~a8~0)| 15))) (and (or (or .cse0 .cse1 .cse2 (not (= 13 |old(~a8~0)|))) (= ~a8~0 13) .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse7 .cse8 .cse2 .cse9) (or .cse10 .cse11 .cse12 (< |old(~a20~0)| 1) .cse4 .cse9 .cse13) (or (not (= 0 |old(~a7~0)|)) .cse0 (and .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 (= ~a16~0 5)) .cse3 .cse5 .cse6 .cse1 (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|))) (or .cse20 .cse0 (and .cse14 .cse21 .cse22 .cse23 .cse24 .cse25) .cse26 .cse3 .cse4 .cse5 .cse27 .cse6) (or .cse7 .cse10 (and .cse14 .cse16 .cse28 .cse17 .cse23) (not (= |old(~a20~0)| 1)) .cse9) (or .cse20 .cse0 .cse8 .cse9 .cse29) (or .cse20 .cse10 .cse4 .cse13 .cse12 .cse6) (or .cse0 .cse7 .cse8 .cse9 .cse30) (or .cse20 .cse0 .cse3 .cse5 .cse31 .cse30 .cse6 .cse7 .cse8 .cse26) (or .cse0 .cse1 .cse2 (and .cse22 .cse24 .cse14 .cse16 .cse17 .cse32 .cse19) .cse3 .cse5 .cse27 .cse6) (or .cse7 .cse10 .cse2 (and .cse28 .cse17 (<= ~a21~0 |old(~a21~0)|)) .cse9) (or .cse20 .cse7 .cse10 (and .cse14 .cse16 .cse23)) (or .cse20 .cse0 .cse1 .cse26 .cse3 .cse4 .cse5 .cse27 .cse19 .cse6) (or (and .cse22 .cse23 .cse24 .cse25 .cse14 .cse16) .cse0 .cse10 .cse26 .cse3 .cse5 .cse27 .cse6) (or .cse8 .cse0 .cse7 .cse26 .cse3 .cse5 .cse30 .cse29 .cse6) (or .cse0 .cse10 .cse1 .cse19 .cse26 .cse3 .cse5 .cse27 .cse6) (or .cse20 .cse0 .cse11 .cse8 .cse4 .cse9) (or .cse10 .cse1 .cse12 .cse4 .cse9 .cse13) (or .cse20 .cse11 (and .cse14 .cse21 (<= 15 ~a8~0) .cse23) .cse4 .cse30)))) [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-22 22:26:35,178 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-22 22:26:35,179 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-22 22:26:35,180 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-22 22:26:35,181 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-22 22:26:35,182 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 22:26:35,182 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a7~0 0) (= ~a8~0 15) (= 1 ~a21~0) (= ~a12~0 8) (= ~a20~0 1) (= 1 ~a17~0) (= ~a16~0 5)) [2018-11-22 22:26:35,182 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 22:26:35,182 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 22:26:35,182 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|)) (and (<= ~a8~0 |old(~a8~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= 1 ~a21~0) (= ~a20~0 1) (= ~a16~0 5)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|))) [2018-11-22 22:26:35,182 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-22 22:26:35,182 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse15 (= ~a16~0 4))) (let ((.cse12 (<= ~a8~0 |old(~a8~0)|)) (.cse10 (not (= ~a8~0 0))) (.cse11 (= ~a21~0 1)) (.cse13 (= ~a7~0 |old(~a7~0)|)) (.cse1 (= 1 ~a7~0)) (.cse17 (not .cse15)) (.cse0 (<= ~a8~0 13)) (.cse2 (<= ~a21~0 0)) (.cse18 (= |old(~a20~0)| ~a20~0)) (.cse7 (<= ~a20~0 0)) (.cse8 (not (= ~a16~0 0))) (.cse20 (= ~a20~0 1)) (.cse9 (not (= main_~input~0 0))) (.cse4 (= 1 ~a17~0)) (.cse16 (<= 15 ~a8~0)) (.cse3 (not (= ~a16~0 6))) (.cse6 (= 1 ~a21~0)) (.cse14 (not (= ~a7~0 1))) (.cse5 (<= ~a17~0 0)) (.cse19 (= ~a21~0 |old(~a21~0)|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse3 .cse5 .cse6 .cse7) (and .cse8 .cse1 .cse9 .cse10 .cse3 .cse11 .cse4) (and .cse12 .cse6 .cse9 .cse13 (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= ~a16~0 5)) (and .cse0 .cse8 .cse9 .cse10 .cse11 .cse4) (and .cse0 .cse14 .cse15 .cse5) (and .cse12 .cse1 .cse16 .cse3 .cse17) (not (= 1 |old(~a21~0)|)) (not (= 8 ~a12~0)) (and .cse0 .cse14 .cse18 .cse5) (and .cse14 .cse16 .cse5 .cse19) (and .cse1 .cse3 .cse5 .cse6 .cse17) (and .cse9 .cse10 .cse11 .cse4 .cse15 .cse20) (and .cse0 .cse13 .cse3) (and .cse0 .cse1 .cse2 .cse5 .cse17 (<= 1 ~a20~0)) (and .cse0 .cse2 .cse18 .cse5) (not (= 0 |old(~a7~0)|)) (and .cse8 .cse9 .cse4 .cse14 .cse16 .cse6 .cse7) (not (= 1 |old(~a17~0)|)) (not (= 15 |old(~a8~0)|)) (and .cse8 (not .cse20) .cse9 .cse4 .cse16 .cse3 .cse6) (and .cse14 .cse15 .cse5 .cse19)))) [2018-11-22 22:26:35,182 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-22 22:26:35,182 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-22 22:26:35,183 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse12 (= ~a16~0 4))) (let ((.cse9 (not (= ~a8~0 0))) (.cse10 (= ~a21~0 1)) (.cse14 (= ~a20~0 1)) (.cse13 (= ~a17~0 |old(~a17~0)|)) (.cse3 (not (= ~a16~0 6))) (.cse1 (= 1 ~a7~0)) (.cse17 (not .cse12)) (.cse0 (<= ~a8~0 13)) (.cse2 (<= ~a21~0 0)) (.cse18 (= |old(~a20~0)| ~a20~0)) (.cse15 (<= ~a8~0 |old(~a8~0)|)) (.cse20 (= ~a7~0 |old(~a7~0)|)) (.cse5 (<= ~a17~0 0)) (.cse19 (= ~a21~0 |old(~a21~0)|)) (.cse8 (not (= ~a16~0 0))) (.cse4 (= 1 ~a17~0)) (.cse11 (not (= ~a7~0 1))) (.cse16 (<= 15 ~a8~0)) (.cse6 (= 1 ~a21~0)) (.cse7 (<= ~a20~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse3 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse9 .cse10 .cse4) (and .cse0 .cse11 .cse12 .cse5) (and .cse12 (and .cse9 .cse10 .cse13 .cse14)) (and .cse8 .cse1 .cse9 .cse3 .cse10 .cse4) (and .cse15 .cse1 .cse16 .cse3 .cse17) (not (= 1 |old(~a21~0)|)) (not (= 8 ~a12~0)) (and .cse0 .cse11 .cse18 .cse5) (and .cse8 (not .cse14) .cse16 .cse13 .cse3 .cse6) (and .cse11 .cse16 .cse5 .cse19) (and .cse1 .cse3 .cse5 .cse6 .cse17) (and .cse0 .cse20 .cse3) (and .cse0 .cse1 .cse2 .cse5 .cse17 (<= 1 ~a20~0)) (and .cse0 .cse2 .cse18 .cse5) (not (= 0 |old(~a7~0)|)) (and (and (and .cse15 .cse20) (= ~a17~0 1) (= ~a16~0 5)) (<= |old(~a8~0)| ~a8~0) .cse19) (not (= 1 |old(~a17~0)|)) (not (= 15 |old(~a8~0)|)) (and .cse11 .cse12 .cse5 .cse19) (and .cse8 .cse4 .cse11 .cse16 .cse6 .cse7)))) [2018-11-22 22:26:35,183 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-22 22:26:35,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 10:26:35 BoogieIcfgContainer [2018-11-22 22:26:35,196 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 22:26:35,197 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:26:35,197 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:26:35,197 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:26:35,197 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:25:50" (3/4) ... [2018-11-22 22:26:35,201 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 22:26:35,205 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 22:26:35,205 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-22 22:26:35,206 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 22:26:35,218 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 22:26:35,219 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 22:26:35,243 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((a8 <= 13 && 1 == a7) && a21 <= 0) && !(a16 == 6)) && 1 == a17) || !(1 == \old(a20))) || !(5 == \old(a16))) || (((!(a16 == 6) && a17 <= 0) && 1 == a21) && a20 <= 0)) || ((((a8 <= 13 && !(a16 == 0)) && !(a8 == 0)) && a21 == 1) && 1 == a17)) || (((a8 <= 13 && !(a7 == 1)) && a16 == 4) && a17 <= 0)) || (a16 == 4 && ((!(a8 == 0) && a21 == 1) && a17 == \old(a17)) && a20 == 1)) || (((((!(a16 == 0) && 1 == a7) && !(a8 == 0)) && !(a16 == 6)) && a21 == 1) && 1 == a17)) || ((((a8 <= \old(a8) && 1 == a7) && 15 <= a8) && !(a16 == 6)) && !(a16 == 4))) || !(1 == \old(a21))) || !(8 == a12)) || (((a8 <= 13 && !(a7 == 1)) && \old(a20) == a20) && a17 <= 0)) || (((((!(a16 == 0) && !(a20 == 1)) && 15 <= a8) && a17 == \old(a17)) && !(a16 == 6)) && 1 == a21)) || (((!(a7 == 1) && 15 <= a8) && a17 <= 0) && a21 == \old(a21))) || ((((1 == a7 && !(a16 == 6)) && a17 <= 0) && 1 == a21) && !(a16 == 4))) || ((a8 <= 13 && a7 == \old(a7)) && !(a16 == 6))) || (((((a8 <= 13 && 1 == a7) && a21 <= 0) && a17 <= 0) && !(a16 == 4)) && 1 <= a20)) || (((a8 <= 13 && a21 <= 0) && \old(a20) == a20) && a17 <= 0)) || !(0 == \old(a7))) || (((((a8 <= \old(a8) && a7 == \old(a7)) && a17 == 1) && a16 == 5) && \old(a8) <= a8) && a21 == \old(a21))) || !(1 == \old(a17))) || !(15 == \old(a8))) || (((!(a7 == 1) && a16 == 4) && a17 <= 0) && a21 == \old(a21))) || (((((!(a16 == 0) && 1 == a17) && !(a7 == 1)) && 15 <= a8) && 1 == a21) && a20 <= 0) [2018-11-22 22:26:35,306 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e3a6f105-d9bb-493a-a602-1eb09bd76533/bin-2019/utaipan/witness.graphml [2018-11-22 22:26:35,306 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:26:35,307 INFO L168 Benchmark]: Toolchain (without parser) took 46047.49 ms. Allocated memory was 1.0 GB in the beginning and 3.2 GB in the end (delta: 2.2 GB). Free memory was 952.3 MB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 203.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:26:35,307 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:26:35,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.68 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 917.4 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:26:35,308 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -212.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:26:35,308 INFO L168 Benchmark]: Boogie Preprocessor took 56.79 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:26:35,308 INFO L168 Benchmark]: RCFGBuilder took 939.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 101.7 MB). Peak memory consumption was 101.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:26:35,309 INFO L168 Benchmark]: TraceAbstraction took 44479.65 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-11-22 22:26:35,309 INFO L168 Benchmark]: Witness Printer took 109.36 ms. Allocated memory is still 3.2 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 54.5 kB). Peak memory consumption was 54.5 kB. Max. memory is 11.5 GB. [2018-11-22 22:26:35,311 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.68 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 917.4 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -212.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.79 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 939.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 101.7 MB). Peak memory consumption was 101.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 44479.65 ms. Allocated memory was 1.2 GB in the beginning and 3.2 GB in the end (delta: 2.0 GB). Free memory was 1.0 GB in the beginning and 2.9 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 109.36 ms. Allocated memory is still 3.2 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 54.5 kB). Peak memory consumption was 54.5 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 446]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((a8 <= 13 && 1 == a7) && a21 <= 0) && !(a16 == 6)) && 1 == a17) || !(1 == \old(a20))) || !(5 == \old(a16))) || (((!(a16 == 6) && a17 <= 0) && 1 == a21) && a20 <= 0)) || ((((a8 <= 13 && !(a16 == 0)) && !(a8 == 0)) && a21 == 1) && 1 == a17)) || (((a8 <= 13 && !(a7 == 1)) && a16 == 4) && a17 <= 0)) || (a16 == 4 && ((!(a8 == 0) && a21 == 1) && a17 == \old(a17)) && a20 == 1)) || (((((!(a16 == 0) && 1 == a7) && !(a8 == 0)) && !(a16 == 6)) && a21 == 1) && 1 == a17)) || ((((a8 <= \old(a8) && 1 == a7) && 15 <= a8) && !(a16 == 6)) && !(a16 == 4))) || !(1 == \old(a21))) || !(8 == a12)) || (((a8 <= 13 && !(a7 == 1)) && \old(a20) == a20) && a17 <= 0)) || (((((!(a16 == 0) && !(a20 == 1)) && 15 <= a8) && a17 == \old(a17)) && !(a16 == 6)) && 1 == a21)) || (((!(a7 == 1) && 15 <= a8) && a17 <= 0) && a21 == \old(a21))) || ((((1 == a7 && !(a16 == 6)) && a17 <= 0) && 1 == a21) && !(a16 == 4))) || ((a8 <= 13 && a7 == \old(a7)) && !(a16 == 6))) || (((((a8 <= 13 && 1 == a7) && a21 <= 0) && a17 <= 0) && !(a16 == 4)) && 1 <= a20)) || (((a8 <= 13 && a21 <= 0) && \old(a20) == a20) && a17 <= 0)) || !(0 == \old(a7))) || (((((a8 <= \old(a8) && a7 == \old(a7)) && a17 == 1) && a16 == 5) && \old(a8) <= a8) && a21 == \old(a21))) || !(1 == \old(a17))) || !(15 == \old(a8))) || (((!(a7 == 1) && a16 == 4) && a17 <= 0) && a21 == \old(a21))) || (((((!(a16 == 0) && 1 == a17) && !(a7 == 1)) && 15 <= a8) && 1 == a21) && a20 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 44.4s OverallTime, 14 OverallIterations, 8 TraceHistogramMax, 27.5s AutomataDifference, 0.0s DeadEndRemovalTime, 7.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1723 SDtfs, 15255 SDslu, 3311 SDs, 0 SdLazy, 20600 SolverSat, 3378 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.1s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 3203 GetRequests, 2955 SyntacticMatches, 9 SemanticMatches, 239 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1468 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16873occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.1s AbstIntTime, 10 AbstIntIterations, 5 AbstIntStrong, 0.9962156507577518 AbsIntWeakeningRatio, 0.2634207240948814 AbsIntAvgWeakeningVarsNumRemoved, 28.269662921348313 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 3221 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 981 PreInvPairs, 1611 NumberOfFragments, 1557 HoareAnnotationTreeSize, 981 FomulaSimplifications, 95714 FormulaSimplificationTreeSizeReduction, 3.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 32743 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 3344 NumberOfCodeBlocks, 3344 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 4378 ConstructedInterpolants, 0 QuantifiedInterpolants, 1550518 SizeOfPredicates, 6 NumberOfNonLiveVariables, 3264 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 24 InterpolantComputations, 4 PerfectInterpolantSequences, 4283/4715 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...