./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label26_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label26_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/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 cd82d8957ec3d054ef5fb23d2f3219145d553947 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:28:02,820 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:28:02,821 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:28:02,827 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:28:02,828 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:28:02,828 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:28:02,829 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:28:02,830 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:28:02,831 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:28:02,832 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:28:02,832 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:28:02,833 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:28:02,833 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:28:02,834 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:28:02,835 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:28:02,835 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:28:02,836 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:28:02,837 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:28:02,838 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:28:02,839 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:28:02,840 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:28:02,841 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:28:02,842 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:28:02,843 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:28:02,843 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:28:02,843 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:28:02,844 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:28:02,845 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:28:02,845 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:28:02,846 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:28:02,846 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:28:02,846 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:28:02,847 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:28:02,847 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:28:02,847 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:28:02,848 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:28:02,848 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:28:02,857 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:28:02,857 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:28:02,858 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:28:02,858 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:28:02,858 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:28:02,859 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:28:02,859 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:28:02,859 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:28:02,859 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:28:02,859 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:28:02,859 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:28:02,859 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:28:02,860 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:28:02,860 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:28:02,860 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:28:02,860 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:28:02,861 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:28:02,861 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:28:02,861 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:28:02,861 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:28:02,861 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:28:02,861 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:28:02,862 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:28:02,862 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:28:02,862 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:28:02,862 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:28:02,862 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:28:02,862 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:28:02,863 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:28:02,863 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:28:02,863 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:28:02,863 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:28:02,863 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:28:02,863 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:28:02,863 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:28:02,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:28:02,864 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:28:02,864 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_8f26ee26-5ab8-47ba-bf74-75e7b5536628/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 -> cd82d8957ec3d054ef5fb23d2f3219145d553947 [2018-11-18 14:28:02,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:28:02,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:28:02,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:28:02,898 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:28:02,899 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:28:02,899 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label26_true-unreach-call.c [2018-11-18 14:28:02,933 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/data/771d3fcd5/106cbb6436134ec9827a43f6a2273834/FLAG9f44cdac9 [2018-11-18 14:28:03,324 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:28:03,325 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/sv-benchmarks/c/eca-rers2012/Problem16_label26_true-unreach-call.c [2018-11-18 14:28:03,336 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/data/771d3fcd5/106cbb6436134ec9827a43f6a2273834/FLAG9f44cdac9 [2018-11-18 14:28:03,345 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/data/771d3fcd5/106cbb6436134ec9827a43f6a2273834 [2018-11-18 14:28:03,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:28:03,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:28:03,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:28:03,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:28:03,351 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:28:03,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:28:03" (1/1) ... [2018-11-18 14:28:03,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132b5adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:03, skipping insertion in model container [2018-11-18 14:28:03,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:28:03" (1/1) ... [2018-11-18 14:28:03,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:28:03,401 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:28:03,778 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:28:03,781 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:28:03,949 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:28:04,046 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:28:04,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04 WrapperNode [2018-11-18 14:28:04,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:28:04,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:28:04,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:28:04,048 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:28:04,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... [2018-11-18 14:28:04,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... [2018-11-18 14:28:04,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:28:04,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:28:04,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:28:04,080 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:28:04,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... [2018-11-18 14:28:04,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... [2018-11-18 14:28:04,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... [2018-11-18 14:28:04,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... [2018-11-18 14:28:04,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... [2018-11-18 14:28:04,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... [2018-11-18 14:28:04,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... [2018-11-18 14:28:04,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:28:04,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:28:04,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:28:04,151 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:28:04,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:28:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 14:28:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:28:04,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:28:04,202 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-18 14:28:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-18 14:28:04,203 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 14:28:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 14:28:04,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:28:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:28:04,203 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:28:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:28:05,486 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:28:05,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:28:05 BoogieIcfgContainer [2018-11-18 14:28:05,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:28:05,488 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:28:05,488 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:28:05,490 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:28:05,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:28:03" (1/3) ... [2018-11-18 14:28:05,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230f5fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:28:05, skipping insertion in model container [2018-11-18 14:28:05,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:28:04" (2/3) ... [2018-11-18 14:28:05,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230f5fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:28:05, skipping insertion in model container [2018-11-18 14:28:05,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:28:05" (3/3) ... [2018-11-18 14:28:05,493 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label26_true-unreach-call.c [2018-11-18 14:28:05,501 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:28:05,508 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:28:05,520 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:28:05,548 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:28:05,548 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:28:05,548 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:28:05,548 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:28:05,549 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:28:05,549 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:28:05,549 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:28:05,549 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:28:05,568 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states. [2018-11-18 14:28:05,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 14:28:05,574 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:05,574 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:05,576 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:05,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:05,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1191514292, now seen corresponding path program 1 times [2018-11-18 14:28:05,582 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:05,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:05,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:05,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:05,622 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:28:05,805 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:28:05,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:28:05,806 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:05,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:28:05,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:28:05,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:28:05,823 INFO L87 Difference]: Start difference. First operand 410 states. Second operand 3 states. [2018-11-18 14:28:07,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:28:07,164 INFO L93 Difference]: Finished difference Result 1156 states and 2144 transitions. [2018-11-18 14:28:07,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:28:07,168 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2018-11-18 14:28:07,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:28:07,182 INFO L225 Difference]: With dead ends: 1156 [2018-11-18 14:28:07,182 INFO L226 Difference]: Without dead ends: 744 [2018-11-18 14:28:07,188 INFO L604 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 [2018-11-18 14:28:07,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2018-11-18 14:28:07,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 744. [2018-11-18 14:28:07,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2018-11-18 14:28:07,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1343 transitions. [2018-11-18 14:28:07,248 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1343 transitions. Word has length 42 [2018-11-18 14:28:07,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:28:07,248 INFO L480 AbstractCegarLoop]: Abstraction has 744 states and 1343 transitions. [2018-11-18 14:28:07,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:28:07,248 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1343 transitions. [2018-11-18 14:28:07,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 14:28:07,252 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:07,252 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:07,252 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:07,253 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:07,253 INFO L82 PathProgramCache]: Analyzing trace with hash 1985483383, now seen corresponding path program 1 times [2018-11-18 14:28:07,253 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:07,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:07,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:07,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:07,254 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:07,412 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:28:07,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:28:07,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:28:07,413 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:07,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:28:07,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:28:07,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:28:07,415 INFO L87 Difference]: Start difference. First operand 744 states and 1343 transitions. Second operand 6 states. [2018-11-18 14:28:09,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:28:09,814 INFO L93 Difference]: Finished difference Result 2846 states and 5292 transitions. [2018-11-18 14:28:09,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:28:09,815 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 115 [2018-11-18 14:28:09,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:28:09,826 INFO L225 Difference]: With dead ends: 2846 [2018-11-18 14:28:09,826 INFO L226 Difference]: Without dead ends: 2108 [2018-11-18 14:28:09,831 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:28:09,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2108 states. [2018-11-18 14:28:09,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2108 to 2090. [2018-11-18 14:28:09,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2090 states. [2018-11-18 14:28:09,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 3323 transitions. [2018-11-18 14:28:09,886 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 3323 transitions. Word has length 115 [2018-11-18 14:28:09,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:28:09,886 INFO L480 AbstractCegarLoop]: Abstraction has 2090 states and 3323 transitions. [2018-11-18 14:28:09,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:28:09,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 3323 transitions. [2018-11-18 14:28:09,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 14:28:09,889 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:09,889 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:09,890 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:09,890 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:09,890 INFO L82 PathProgramCache]: Analyzing trace with hash 808284322, now seen corresponding path program 1 times [2018-11-18 14:28:09,890 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:09,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:09,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:09,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:09,891 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:10,053 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:28:10,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:28:10,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:28:10,054 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:10,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:28:10,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:28:10,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:28:10,055 INFO L87 Difference]: Start difference. First operand 2090 states and 3323 transitions. Second operand 6 states. [2018-11-18 14:28:12,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:28:12,360 INFO L93 Difference]: Finished difference Result 5549 states and 9209 transitions. [2018-11-18 14:28:12,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:28:12,360 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 144 [2018-11-18 14:28:12,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:28:12,375 INFO L225 Difference]: With dead ends: 5549 [2018-11-18 14:28:12,376 INFO L226 Difference]: Without dead ends: 3465 [2018-11-18 14:28:12,385 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:28:12,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3465 states. [2018-11-18 14:28:12,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3465 to 3433. [2018-11-18 14:28:12,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3433 states. [2018-11-18 14:28:12,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3433 states and 5124 transitions. [2018-11-18 14:28:12,459 INFO L78 Accepts]: Start accepts. Automaton has 3433 states and 5124 transitions. Word has length 144 [2018-11-18 14:28:12,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:28:12,459 INFO L480 AbstractCegarLoop]: Abstraction has 3433 states and 5124 transitions. [2018-11-18 14:28:12,459 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:28:12,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 5124 transitions. [2018-11-18 14:28:12,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 14:28:12,466 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:12,467 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:12,467 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:12,467 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:12,467 INFO L82 PathProgramCache]: Analyzing trace with hash -1228883702, now seen corresponding path program 1 times [2018-11-18 14:28:12,467 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:12,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:12,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:12,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:12,469 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:28:12,728 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:28:12,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:28:12,728 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:12,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:28:12,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:28:12,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:28:12,729 INFO L87 Difference]: Start difference. First operand 3433 states and 5124 transitions. Second operand 6 states. [2018-11-18 14:28:13,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:28:13,934 INFO L93 Difference]: Finished difference Result 8945 states and 13969 transitions. [2018-11-18 14:28:13,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:28:13,935 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 316 [2018-11-18 14:28:13,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:28:13,953 INFO L225 Difference]: With dead ends: 8945 [2018-11-18 14:28:13,954 INFO L226 Difference]: Without dead ends: 5518 [2018-11-18 14:28:13,961 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:28:13,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5518 states. [2018-11-18 14:28:14,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5518 to 5504. [2018-11-18 14:28:14,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5504 states. [2018-11-18 14:28:14,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5504 states to 5504 states and 7967 transitions. [2018-11-18 14:28:14,063 INFO L78 Accepts]: Start accepts. Automaton has 5504 states and 7967 transitions. Word has length 316 [2018-11-18 14:28:14,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:28:14,064 INFO L480 AbstractCegarLoop]: Abstraction has 5504 states and 7967 transitions. [2018-11-18 14:28:14,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:28:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 5504 states and 7967 transitions. [2018-11-18 14:28:14,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2018-11-18 14:28:14,075 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:14,076 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:14,076 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:14,076 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:14,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1236053316, now seen corresponding path program 1 times [2018-11-18 14:28:14,076 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:14,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:14,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:14,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:14,077 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 70 proven. 111 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 14:28:14,315 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:28:14,315 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:28:14,316 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 433 with the following transitions: [2018-11-18 14:28:14,318 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [415], [417], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:28:14,360 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:28:14,361 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:28:14,821 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:28:14,822 INFO L272 AbstractInterpreter]: Visited 279 different actions 279 times. Never merged. Never widened. Performed 3009 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3009 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-18 14:28:14,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:14,827 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:28:15,371 INFO L227 lantSequenceWeakener]: Weakened 423 states. On average, predicates are now at 77.55% of their original sizes. [2018-11-18 14:28:15,372 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:28:15,402 INFO L415 sIntCurrentIteration]: We unified 431 AI predicates to 431 [2018-11-18 14:28:15,402 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:28:15,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:28:15,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-18 14:28:15,403 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:15,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:28:15,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:28:15,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:28:15,404 INFO L87 Difference]: Start difference. First operand 5504 states and 7967 transitions. Second operand 6 states. [2018-11-18 14:28:36,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:28:36,649 INFO L93 Difference]: Finished difference Result 11342 states and 16400 transitions. [2018-11-18 14:28:36,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:28:36,649 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 432 [2018-11-18 14:28:36,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:28:36,665 INFO L225 Difference]: With dead ends: 11342 [2018-11-18 14:28:36,666 INFO L226 Difference]: Without dead ends: 5844 [2018-11-18 14:28:36,678 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 432 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:28:36,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5844 states. [2018-11-18 14:28:36,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5844 to 5842. [2018-11-18 14:28:36,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5842 states. [2018-11-18 14:28:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5842 states to 5842 states and 8313 transitions. [2018-11-18 14:28:36,789 INFO L78 Accepts]: Start accepts. Automaton has 5842 states and 8313 transitions. Word has length 432 [2018-11-18 14:28:36,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:28:36,790 INFO L480 AbstractCegarLoop]: Abstraction has 5842 states and 8313 transitions. [2018-11-18 14:28:36,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:28:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 5842 states and 8313 transitions. [2018-11-18 14:28:36,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2018-11-18 14:28:36,803 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:28:36,804 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:28:36,804 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:28:36,804 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:36,804 INFO L82 PathProgramCache]: Analyzing trace with hash -761572322, now seen corresponding path program 1 times [2018-11-18 14:28:36,804 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:28:36,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:36,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:28:36,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:28:36,805 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:28:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:28:37,097 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 200 proven. 115 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-18 14:28:37,097 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:28:37,097 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:28:37,098 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 525 with the following transitions: [2018-11-18 14:28:37,101 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [415], [417], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:28:37,110 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:28:37,110 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:28:37,528 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:28:37,528 INFO L272 AbstractInterpreter]: Visited 283 different actions 836 times. Merged at 5 different actions 9 times. Never widened. Performed 10022 root evaluator evaluations with a maximum evaluation depth of 7. Performed 10022 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 14:28:37,536 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:28:37,536 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:28:37,908 INFO L227 lantSequenceWeakener]: Weakened 521 states. On average, predicates are now at 80.23% of their original sizes. [2018-11-18 14:28:37,908 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:28:37,960 INFO L415 sIntCurrentIteration]: We unified 523 AI predicates to 523 [2018-11-18 14:28:37,960 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:28:37,960 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:28:37,961 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-18 14:28:37,961 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:28:37,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:28:37,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:28:37,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:28:37,962 INFO L87 Difference]: Start difference. First operand 5842 states and 8313 transitions. Second operand 10 states. [2018-11-18 14:29:46,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:29:46,530 INFO L93 Difference]: Finished difference Result 14447 states and 20380 transitions. [2018-11-18 14:29:46,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 14:29:46,530 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 524 [2018-11-18 14:29:46,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:29:46,551 INFO L225 Difference]: With dead ends: 14447 [2018-11-18 14:29:46,551 INFO L226 Difference]: Without dead ends: 8949 [2018-11-18 14:29:46,567 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 533 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-18 14:29:46,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8949 states. [2018-11-18 14:29:46,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8949 to 8917. [2018-11-18 14:29:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8917 states. [2018-11-18 14:29:46,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8917 states to 8917 states and 11660 transitions. [2018-11-18 14:29:46,687 INFO L78 Accepts]: Start accepts. Automaton has 8917 states and 11660 transitions. Word has length 524 [2018-11-18 14:29:46,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:29:46,688 INFO L480 AbstractCegarLoop]: Abstraction has 8917 states and 11660 transitions. [2018-11-18 14:29:46,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:29:46,688 INFO L276 IsEmpty]: Start isEmpty. Operand 8917 states and 11660 transitions. [2018-11-18 14:29:46,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 673 [2018-11-18 14:29:46,704 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:29:46,704 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 14:29:46,705 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:29:46,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:29:46,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1942402250, now seen corresponding path program 1 times [2018-11-18 14:29:46,705 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:29:46,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:29:46,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:29:46,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:29:46,706 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:29:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:29:47,349 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 215 proven. 257 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 14:29:47,350 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:29:47,350 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:29:47,350 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 673 with the following transitions: [2018-11-18 14:29:47,350 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [415], [417], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:29:47,355 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:29:47,356 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:29:47,522 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:29:47,522 INFO L272 AbstractInterpreter]: Visited 283 different actions 560 times. Merged at 5 different actions 5 times. Never widened. Performed 6092 root evaluator evaluations with a maximum evaluation depth of 10. Performed 6092 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 14:29:47,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:29:47,532 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:29:47,844 INFO L227 lantSequenceWeakener]: Weakened 669 states. On average, predicates are now at 77.49% of their original sizes. [2018-11-18 14:29:47,844 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:29:47,900 INFO L415 sIntCurrentIteration]: We unified 671 AI predicates to 671 [2018-11-18 14:29:47,900 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:29:47,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:29:47,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-11-18 14:29:47,901 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:29:47,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 14:29:47,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 14:29:47,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:29:47,902 INFO L87 Difference]: Start difference. First operand 8917 states and 11660 transitions. Second operand 10 states. [2018-11-18 14:30:27,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:30:27,491 INFO L93 Difference]: Finished difference Result 17833 states and 23464 transitions. [2018-11-18 14:30:27,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 14:30:27,491 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 672 [2018-11-18 14:30:27,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:30:27,517 INFO L225 Difference]: With dead ends: 17833 [2018-11-18 14:30:27,517 INFO L226 Difference]: Without dead ends: 9260 [2018-11-18 14:30:27,534 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 679 GetRequests, 663 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-18 14:30:27,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9260 states. [2018-11-18 14:30:27,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9260 to 9257. [2018-11-18 14:30:27,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9257 states. [2018-11-18 14:30:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9257 states to 9257 states and 12016 transitions. [2018-11-18 14:30:27,668 INFO L78 Accepts]: Start accepts. Automaton has 9257 states and 12016 transitions. Word has length 672 [2018-11-18 14:30:27,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:30:27,669 INFO L480 AbstractCegarLoop]: Abstraction has 9257 states and 12016 transitions. [2018-11-18 14:30:27,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 14:30:27,669 INFO L276 IsEmpty]: Start isEmpty. Operand 9257 states and 12016 transitions. [2018-11-18 14:30:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2018-11-18 14:30:27,698 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:30:27,699 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:30:27,699 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:30:27,699 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:30:27,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1045163880, now seen corresponding path program 1 times [2018-11-18 14:30:27,699 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:30:27,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:30:27,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:30:27,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:30:27,700 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:30:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:30:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 240 proven. 352 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-11-18 14:30:28,943 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:30:28,943 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:30:28,943 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 765 with the following transitions: [2018-11-18 14:30:28,943 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [415], [417], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:30:28,946 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:30:28,946 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:30:29,690 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:30:29,691 INFO L272 AbstractInterpreter]: Visited 285 different actions 1417 times. Merged at 9 different actions 39 times. Never widened. Performed 17541 root evaluator evaluations with a maximum evaluation depth of 22. Performed 17541 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 9 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 14:30:29,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:30:29,693 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:30:29,693 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:30:29,693 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:30:29,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:30:29,699 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:30:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:30:29,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:30:30,061 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 698 proven. 2 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-18 14:30:30,061 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:30:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 240 proven. 352 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-11-18 14:30:30,404 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:30:30,404 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5, 5] total 19 [2018-11-18 14:30:30,404 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:30:30,405 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 14:30:30,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 14:30:30,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-18 14:30:30,405 INFO L87 Difference]: Start difference. First operand 9257 states and 12016 transitions. Second operand 16 states. [2018-11-18 14:30:36,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:30:36,680 INFO L93 Difference]: Finished difference Result 21674 states and 28622 transitions. [2018-11-18 14:30:36,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-11-18 14:30:36,680 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 764 [2018-11-18 14:30:36,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:30:36,695 INFO L225 Difference]: With dead ends: 21674 [2018-11-18 14:30:36,695 INFO L226 Difference]: Without dead ends: 9745 [2018-11-18 14:30:36,738 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1631 GetRequests, 1565 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1409 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=955, Invalid=3601, Unknown=0, NotChecked=0, Total=4556 [2018-11-18 14:30:36,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9745 states. [2018-11-18 14:30:36,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9745 to 9642. [2018-11-18 14:30:36,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9642 states. [2018-11-18 14:30:36,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9642 states to 9642 states and 10753 transitions. [2018-11-18 14:30:36,878 INFO L78 Accepts]: Start accepts. Automaton has 9642 states and 10753 transitions. Word has length 764 [2018-11-18 14:30:36,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:30:36,878 INFO L480 AbstractCegarLoop]: Abstraction has 9642 states and 10753 transitions. [2018-11-18 14:30:36,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 14:30:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 9642 states and 10753 transitions. [2018-11-18 14:30:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2018-11-18 14:30:36,891 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:30:36,892 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:30:36,892 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:30:36,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:30:36,892 INFO L82 PathProgramCache]: Analyzing trace with hash -776687203, now seen corresponding path program 1 times [2018-11-18 14:30:36,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:30:36,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:30:36,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:30:36,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:30:36,893 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:30:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:30:37,524 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 152 proven. 531 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-18 14:30:37,524 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:30:37,524 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:30:37,524 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 782 with the following transitions: [2018-11-18 14:30:37,525 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [415], [417], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:30:37,528 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:30:37,528 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:30:37,850 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 14:30:37,850 INFO L272 AbstractInterpreter]: Visited 284 different actions 844 times. Merged at 7 different actions 14 times. Never widened. Performed 10052 root evaluator evaluations with a maximum evaluation depth of 10. Performed 10052 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 14:30:37,856 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:30:37,856 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 14:30:38,356 INFO L227 lantSequenceWeakener]: Weakened 778 states. On average, predicates are now at 80.23% of their original sizes. [2018-11-18 14:30:38,356 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 14:30:38,386 INFO L415 sIntCurrentIteration]: We unified 780 AI predicates to 780 [2018-11-18 14:30:38,387 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 14:30:38,387 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:30:38,387 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-18 14:30:38,387 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:30:38,387 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:30:38,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:30:38,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:30:38,388 INFO L87 Difference]: Start difference. First operand 9642 states and 10753 transitions. Second operand 9 states. [2018-11-18 14:32:03,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:03,760 INFO L93 Difference]: Finished difference Result 20152 states and 22590 transitions. [2018-11-18 14:32:03,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 14:32:03,760 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 781 [2018-11-18 14:32:03,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:03,783 INFO L225 Difference]: With dead ends: 20152 [2018-11-18 14:32:03,783 INFO L226 Difference]: Without dead ends: 11194 [2018-11-18 14:32:03,792 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 787 GetRequests, 773 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-18 14:32:03,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11194 states. [2018-11-18 14:32:03,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11194 to 11169. [2018-11-18 14:32:03,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11169 states. [2018-11-18 14:32:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11169 states to 11169 states and 12317 transitions. [2018-11-18 14:32:03,931 INFO L78 Accepts]: Start accepts. Automaton has 11169 states and 12317 transitions. Word has length 781 [2018-11-18 14:32:03,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:03,932 INFO L480 AbstractCegarLoop]: Abstraction has 11169 states and 12317 transitions. [2018-11-18 14:32:03,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:32:03,932 INFO L276 IsEmpty]: Start isEmpty. Operand 11169 states and 12317 transitions. [2018-11-18 14:32:03,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 912 [2018-11-18 14:32:03,949 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:03,950 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:32:03,950 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:03,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:03,950 INFO L82 PathProgramCache]: Analyzing trace with hash -68163245, now seen corresponding path program 1 times [2018-11-18 14:32:03,950 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:03,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:03,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:03,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:03,951 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:04,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1435 backedges. 429 proven. 530 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2018-11-18 14:32:04,906 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:04,906 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:32:04,906 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 912 with the following transitions: [2018-11-18 14:32:04,906 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [415], [417], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:32:04,909 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:32:04,909 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:32:05,717 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:32:05,717 INFO L272 AbstractInterpreter]: Visited 286 different actions 1424 times. Merged at 10 different actions 41 times. Never widened. Performed 17614 root evaluator evaluations with a maximum evaluation depth of 22. Performed 17614 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-18 14:32:05,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:05,720 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:32:05,720 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:05,720 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:32:05,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:05,726 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:32:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:05,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:32:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1435 backedges. 1071 proven. 2 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2018-11-18 14:32:06,056 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:32:06,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1435 backedges. 527 proven. 115 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2018-11-18 14:32:06,359 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:32:06,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-11-18 14:32:06,360 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:32:06,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 14:32:06,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 14:32:06,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-18 14:32:06,361 INFO L87 Difference]: Start difference. First operand 11169 states and 12317 transitions. Second operand 15 states. [2018-11-18 14:32:10,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:10,931 INFO L93 Difference]: Finished difference Result 25695 states and 28639 transitions. [2018-11-18 14:32:10,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-11-18 14:32:10,932 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 911 [2018-11-18 14:32:10,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:10,952 INFO L225 Difference]: With dead ends: 25695 [2018-11-18 14:32:10,952 INFO L226 Difference]: Without dead ends: 15210 [2018-11-18 14:32:10,960 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1913 GetRequests, 1854 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=680, Invalid=2742, Unknown=0, NotChecked=0, Total=3422 [2018-11-18 14:32:10,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15210 states. [2018-11-18 14:32:11,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15210 to 13257. [2018-11-18 14:32:11,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13257 states. [2018-11-18 14:32:11,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13257 states to 13257 states and 14433 transitions. [2018-11-18 14:32:11,069 INFO L78 Accepts]: Start accepts. Automaton has 13257 states and 14433 transitions. Word has length 911 [2018-11-18 14:32:11,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:11,069 INFO L480 AbstractCegarLoop]: Abstraction has 13257 states and 14433 transitions. [2018-11-18 14:32:11,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 14:32:11,069 INFO L276 IsEmpty]: Start isEmpty. Operand 13257 states and 14433 transitions. [2018-11-18 14:32:11,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1097 [2018-11-18 14:32:11,086 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:11,086 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:32:11,086 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:11,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:11,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1150804468, now seen corresponding path program 1 times [2018-11-18 14:32:11,087 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:11,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:11,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:11,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:11,088 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2102 backedges. 655 proven. 115 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2018-11-18 14:32:11,759 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:11,759 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:32:11,759 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1097 with the following transitions: [2018-11-18 14:32:11,760 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [415], [417], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:32:11,762 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:32:11,762 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:32:12,447 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:32:12,447 INFO L272 AbstractInterpreter]: Visited 287 different actions 1155 times. Merged at 10 different actions 42 times. Widened at 1 different actions 1 times. Performed 13841 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13841 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 12 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-18 14:32:12,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:12,449 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:32:12,449 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:12,449 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:32:12,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:12,455 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:32:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:12,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:32:13,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2102 backedges. 1379 proven. 2 refuted. 0 times theorem prover too weak. 721 trivial. 0 not checked. [2018-11-18 14:32:13,053 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:32:13,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2102 backedges. 655 proven. 115 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2018-11-18 14:32:13,434 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 14:32:13,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-18 14:32:13,435 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 14:32:13,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:32:13,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:32:13,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:32:13,435 INFO L87 Difference]: Start difference. First operand 13257 states and 14433 transitions. Second operand 9 states. [2018-11-18 14:32:15,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:15,198 INFO L93 Difference]: Finished difference Result 27738 states and 30427 transitions. [2018-11-18 14:32:15,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 14:32:15,198 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1096 [2018-11-18 14:32:15,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:15,216 INFO L225 Difference]: With dead ends: 27738 [2018-11-18 14:32:15,216 INFO L226 Difference]: Without dead ends: 15210 [2018-11-18 14:32:15,229 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2209 GetRequests, 2193 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-11-18 14:32:15,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15210 states. [2018-11-18 14:32:15,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15210 to 15147. [2018-11-18 14:32:15,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15147 states. [2018-11-18 14:32:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15147 states to 15147 states and 16358 transitions. [2018-11-18 14:32:15,385 INFO L78 Accepts]: Start accepts. Automaton has 15147 states and 16358 transitions. Word has length 1096 [2018-11-18 14:32:15,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:15,385 INFO L480 AbstractCegarLoop]: Abstraction has 15147 states and 16358 transitions. [2018-11-18 14:32:15,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:32:15,386 INFO L276 IsEmpty]: Start isEmpty. Operand 15147 states and 16358 transitions. [2018-11-18 14:32:15,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1098 [2018-11-18 14:32:15,400 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:15,400 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:32:15,401 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:15,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:15,401 INFO L82 PathProgramCache]: Analyzing trace with hash 776632601, now seen corresponding path program 1 times [2018-11-18 14:32:15,401 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:15,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:15,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:15,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:15,402 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:16,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 949 proven. 582 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2018-11-18 14:32:16,273 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:16,273 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 14:32:16,273 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1098 with the following transitions: [2018-11-18 14:32:16,273 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [415], [417], [420], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1560], [1566], [1570], [1572], [1579], [1580], [1581], [1583], [1584] [2018-11-18 14:32:16,275 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 14:32:16,275 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 14:32:16,964 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 14:32:16,964 INFO L272 AbstractInterpreter]: Visited 287 different actions 1157 times. Merged at 10 different actions 44 times. Widened at 1 different actions 1 times. Performed 13829 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13829 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 12 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-18 14:32:16,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:16,965 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 14:32:16,965 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 14:32:16,965 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 14:32:16,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:16,972 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 14:32:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:17,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:32:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 1882 trivial. 0 not checked. [2018-11-18 14:32:17,389 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 14:32:17,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 1882 trivial. 0 not checked. [2018-11-18 14:32:17,787 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-18 14:32:17,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-18 14:32:17,788 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:32:17,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:32:17,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:32:17,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:32:17,788 INFO L87 Difference]: Start difference. First operand 15147 states and 16358 transitions. Second operand 3 states. [2018-11-18 14:32:18,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:18,348 INFO L93 Difference]: Finished difference Result 28916 states and 31263 transitions. [2018-11-18 14:32:18,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:32:18,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1097 [2018-11-18 14:32:18,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:18,349 INFO L225 Difference]: With dead ends: 28916 [2018-11-18 14:32:18,349 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:32:18,378 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2206 GetRequests, 2195 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:32:18,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:32:18,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:32:18,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:32:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:32:18,379 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1097 [2018-11-18 14:32:18,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:18,379 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:32:18,379 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:32:18,380 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:32:18,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:32:18,383 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:32:18,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:18,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:18,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:18,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:18,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:18,602 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 207 [2018-11-18 14:32:18,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:19,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:19,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:19,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:19,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:19,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 14:32:19,431 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 236 [2018-11-18 14:32:19,745 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 43 [2018-11-18 14:32:20,176 WARN L180 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 82 [2018-11-18 14:32:20,736 WARN L180 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 80 [2018-11-18 14:32:21,600 WARN L180 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 100 [2018-11-18 14:32:21,916 WARN L180 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 43 [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,924 INFO L425 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L425 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,925 INFO L421 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse3 (not (= 3 |old(~a15~0)|))) (.cse4 (not (= 5 |old(~a12~0)|))) (.cse5 (not (= (+ |old(~a18~0)| 87) 0))) (.cse6 (not (= 11 |old(~a16~0)|)))) (let ((.cse9 (= 6 |old(~a12~0)|)) (.cse7 (= (+ ~a18~0 87) 0)) (.cse1 (<= (+ ~a18~0 156) 0)) (.cse10 (= 10 |old(~a16~0)|)) (.cse8 (and (= |old(~a16~0)| ~a16~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0))) (.cse2 (< 134 ~a18~0)) (.cse0 (and (or (not (= 8 |old(~a16~0)|)) .cse3 .cse4) (or .cse3 .cse4 .cse5 .cse6)))) (and (or .cse0 (< 0 (+ |old(~a18~0)| 156)) (or .cse1 .cse2)) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or (= 9 |old(~a16~0)|) .cse8 (< 7 |old(~a12~0)|)) (or .cse8 (or (= 4 |old(~a15~0)|) (not (= 8 |old(~a12~0)|)))) (or .cse9 .cse10 .cse8) (or (or .cse3 .cse5 (not .cse9)) .cse6 .cse7) (or .cse0 (<= (+ |old(~a18~0)| 79) 0) (or .cse1 (< 0 (+ ~a18~0 79)))) (or .cse10 .cse8 (< |old(~a15~0)| 4)) (or .cse2 .cse0 (<= |old(~a18~0)| 134))))) [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,926 INFO L425 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L421 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse0 (not (= 3 |old(~a15~0)|))) (.cse16 (not (= 5 |old(~a12~0)|))) (.cse14 (not (= (+ |old(~a18~0)| 87) 0))) (.cse1 (not (= 11 |old(~a16~0)|))) (.cse8 (= |old(~a16~0)| ~a16~0)) (.cse9 (= |old(~a15~0)| ~a15~0)) (.cse10 (= |old(~a12~0)| ~a12~0))) (let ((.cse11 (= 6 |old(~a12~0)|)) (.cse13 (< 7 |old(~a12~0)|)) (.cse12 (and .cse8 .cse9 .cse10)) (.cse15 (= (+ ~a18~0 87) 0)) (.cse3 (not (= calculate_output_~input 0))) (.cse6 (< 134 ~a18~0)) (.cse2 (= |calculate_output_#in~input| 0)) (.cse5 (<= (+ ~a18~0 156) 0)) (.cse7 (< 0 (+ ~a18~0 79))) (.cse4 (and (or (not (= 8 |old(~a16~0)|)) .cse0 .cse16) (or .cse0 .cse16 .cse14 .cse1)))) (and (or (or .cse0 (= 0 |old(~a12~0)|) .cse1 .cse2) .cse3) (or .cse4 (or .cse5 .cse6) (< 0 (+ |old(~a18~0)| 156)) .cse2) (or (and (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) (not (= 7 |old(~a12~0)|)) (not (= ~a15~0 3)) .cse7) .cse8 .cse9 .cse10) .cse11 (= 10 |old(~a16~0)|)) (or .cse12 (= 4 |old(~a15~0)|) (not (= 8 |old(~a12~0)|))) (or .cse12 .cse13 (< |old(~a15~0)| 4)) (or .cse2 (or .cse0 (not .cse11) .cse1) .cse14 .cse15) (or (= 9 |old(~a16~0)|) .cse13 .cse12) (or .cse15 (or .cse0 .cse16 .cse14) .cse1 .cse2) (or .cse0 .cse16 .cse3 .cse2 (= 0 |old(~a16~0)|)) (or .cse4 (<= |old(~a18~0)| 134) .cse2 .cse6) (or (<= (+ |old(~a18~0)| 79) 0) .cse2 (or .cse5 .cse7) .cse4)))) [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-18 14:32:21,927 INFO L425 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,928 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,929 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 14:32:21,930 INFO L425 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,931 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,932 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,933 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse0 (not (= 3 |old(~a15~0)|))) (.cse1 (not (= 5 |old(~a12~0)|))) (.cse2 (not (= (+ |old(~a18~0)| 87) 0))) (.cse4 (not (= 11 |old(~a16~0)|)))) (let ((.cse3 (= (+ ~a18~0 87) 0)) (.cse9 (= 6 |old(~a12~0)|)) (.cse10 (= 10 |old(~a16~0)|)) (.cse6 (and (= |old(~a16~0)| ~a16~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0))) (.cse7 (and (or (not (= 8 |old(~a16~0)|)) .cse0 .cse1) (or .cse0 .cse1 .cse2 .cse4))) (.cse5 (= |calculate_output_#in~input| 0)) (.cse11 (<= (+ ~a18~0 156) 0)) (.cse8 (< 134 ~a18~0))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4 .cse5) (or (= 4 |old(~a15~0)|) (not (= 8 |old(~a12~0)|)) .cse6) (or .cse7 .cse8 (<= |old(~a18~0)| 134) .cse5) (or .cse5 .cse3 (or .cse0 (not .cse9) .cse4) .cse2) (or .cse9 .cse10 .cse6) (or .cse7 (<= (+ |old(~a18~0)| 79) 0) .cse5 (or .cse11 (< 0 (+ ~a18~0 79)))) (or .cse6 (= 9 |old(~a16~0)|) (< 7 |old(~a12~0)|)) (or .cse10 .cse6 (< |old(~a15~0)| 4)) (or .cse7 (< 0 (+ |old(~a18~0)| 156)) .cse5 (or .cse11 .cse8))))) [2018-11-18 14:32:21,933 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,934 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,935 INFO L425 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,936 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,937 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,938 INFO L425 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 14:32:21,939 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,940 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,941 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,942 INFO L425 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,943 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 14:32:21,944 INFO L425 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,945 INFO L425 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,945 INFO L425 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-18 14:32:21,945 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:32:21,945 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-18 14:32:21,945 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:32:21,945 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:32:21,945 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|)) (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0))) [2018-11-18 14:32:21,945 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-18 14:32:21,945 INFO L421 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 10)))) (or (not (= 11 |old(~a16~0)|)) (and (= 8 ~a12~0) (not (= ~a15~0 4))) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 (<= 4 ~a15~0)) (not (= 3 |old(~a15~0)|)) (and (not (= ~a16~0 9)) (<= ~a12~0 7)) (and .cse0 (not (= ~a12~0 6))) (not (= 5 |old(~a12~0)|)))) [2018-11-18 14:32:21,945 INFO L425 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-18 14:32:21,945 INFO L425 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-18 14:32:21,945 INFO L425 ceAbstractionStarter]: For program point L1773-1(lines 1773 1782) no Hoare annotation was computed. [2018-11-18 14:32:21,946 INFO L421 ceAbstractionStarter]: At program point L1773-3(lines 1773 1782) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 10)))) (or (not (= 11 |old(~a16~0)|)) (and (= 8 ~a12~0) (not (= ~a15~0 4))) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse0 (<= 4 ~a15~0)) (not (= 3 |old(~a15~0)|)) (and (not (= ~a16~0 9)) (<= ~a12~0 7)) (and .cse0 (not (= ~a12~0 6))) (not (= 5 |old(~a12~0)|)))) [2018-11-18 14:32:21,946 INFO L425 ceAbstractionStarter]: For program point L1773-4(lines 1767 1783) no Hoare annotation was computed. [2018-11-18 14:32:21,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:32:21 BoogieIcfgContainer [2018-11-18 14:32:21,954 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:32:21,954 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:32:21,954 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:32:21,954 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:32:21,955 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:28:05" (3/4) ... [2018-11-18 14:32:21,958 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:32:21,962 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:32:21,963 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-18 14:32:21,963 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 14:32:21,963 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:32:21,980 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-18 14:32:21,981 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:32:22,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(11 == \old(a16)) || (8 == a12 && !(a15 == 4))) || !(\old(a18) + 87 == 0)) || (!(a16 == 10) && 4 <= a15)) || !(3 == \old(a15))) || (!(a16 == 9) && a12 <= 7)) || (!(a16 == 10) && !(a12 == 6))) || !(5 == \old(a12)) [2018-11-18 14:32:22,138 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8f26ee26-5ab8-47ba-bf74-75e7b5536628/bin-2019/utaipan/witness.graphml [2018-11-18 14:32:22,138 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:32:22,139 INFO L168 Benchmark]: Toolchain (without parser) took 258790.85 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.4 GB). Free memory was 953.9 MB in the beginning and 2.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,139 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. [2018-11-18 14:32:22,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.6 MB). Free memory was 953.9 MB in the beginning and 1.2 GB in the end (delta: -230.2 MB). Peak memory consumption was 119.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,140 INFO L168 Benchmark]: Boogie Preprocessor took 71.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,140 INFO L168 Benchmark]: RCFGBuilder took 1335.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 925.5 MB in the end (delta: 244.7 MB). Peak memory consumption was 244.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,140 INFO L168 Benchmark]: TraceAbstraction took 256466.31 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 925.5 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,140 INFO L168 Benchmark]: Witness Printer took 183.71 ms. Allocated memory is still 5.4 GB. Free memory was 2.6 GB in the beginning and 2.6 GB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,142 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 698.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.6 MB). Free memory was 953.9 MB in the beginning and 1.2 GB in the end (delta: -230.2 MB). Peak memory consumption was 119.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1335.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 925.5 MB in the end (delta: 244.7 MB). Peak memory consumption was 244.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 256466.31 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 925.5 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 183.71 ms. Allocated memory is still 5.4 GB. Free memory was 2.6 GB in the beginning and 2.6 GB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 112]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: ((((((!(11 == \old(a16)) || (8 == a12 && !(a15 == 4))) || !(\old(a18) + 87 == 0)) || (!(a16 == 10) && 4 <= a15)) || !(3 == \old(a15))) || (!(a16 == 9) && a12 <= 7)) || (!(a16 == 10) && !(a12 == 6))) || !(5 == \old(a12)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 410 locations, 1 error locations. SAFE Result, 256.4s OverallTime, 12 OverallIterations, 7 TraceHistogramMax, 235.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2609 SDtfs, 31748 SDslu, 2582 SDs, 0 SdLazy, 37752 SolverSat, 8776 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 216.2s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 10425 GetRequests, 10193 SyntacticMatches, 13 SemanticMatches, 219 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2575 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15147occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.4s AbstIntTime, 8 AbstIntIterations, 4 AbstIntStrong, 0.9983368308768764 AbsIntWeakeningRatio, 0.053222453222453225 AbsIntAvgWeakeningVarsNumRemoved, 16.125155925155926 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 2245 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 742 PreInvPairs, 1526 NumberOfFragments, 1045 HoareAnnotationTreeSize, 742 FomulaSimplifications, 24661 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 37089 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 10762 NumberOfCodeBlocks, 10762 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 14610 ConstructedInterpolants, 0 QuantifiedInterpolants, 33640210 SizeOfPredicates, 3 NumberOfNonLiveVariables, 5111 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 20 InterpolantComputations, 6 PerfectInterpolantSequences, 18611/21792 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...