./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label45_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label45_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/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 635b81d3ec9d0915388978a460089a77d0c3f135 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 07:51:05,224 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:51:05,225 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:51:05,233 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:51:05,233 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:51:05,234 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:51:05,234 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:51:05,236 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:51:05,237 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:51:05,237 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:51:05,238 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:51:05,238 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:51:05,239 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:51:05,240 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:51:05,241 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:51:05,241 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:51:05,242 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:51:05,243 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:51:05,245 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:51:05,246 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:51:05,247 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:51:05,247 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:51:05,248 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:51:05,249 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:51:05,249 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:51:05,249 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:51:05,250 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:51:05,250 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:51:05,251 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:51:05,251 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:51:05,251 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:51:05,251 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:51:05,252 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:51:05,252 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:51:05,252 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:51:05,252 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:51:05,253 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 07:51:05,260 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:51:05,260 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:51:05,260 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:51:05,260 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 07:51:05,260 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 07:51:05,260 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 07:51:05,261 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 07:51:05,261 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 07:51:05,261 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 07:51:05,261 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 07:51:05,261 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 07:51:05,261 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 07:51:05,261 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 07:51:05,261 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:51:05,262 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:51:05,263 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 07:51:05,263 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 07:51:05,263 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 07:51:05,264 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_1660b044-a29a-4de0-a3bd-704f6da2a408/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 -> 635b81d3ec9d0915388978a460089a77d0c3f135 [2018-12-02 07:51:05,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:51:05,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:51:05,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:51:05,291 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:51:05,291 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:51:05,291 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem17_label45_true-unreach-call.c [2018-12-02 07:51:05,329 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/data/c064d8a28/efebda95d4fd4369bcdb4c7b9c2680de/FLAG9552cbf79 [2018-12-02 07:51:05,849 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:51:05,850 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/sv-benchmarks/c/eca-rers2012/Problem17_label45_true-unreach-call.c [2018-12-02 07:51:05,862 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/data/c064d8a28/efebda95d4fd4369bcdb4c7b9c2680de/FLAG9552cbf79 [2018-12-02 07:51:06,359 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/data/c064d8a28/efebda95d4fd4369bcdb4c7b9c2680de [2018-12-02 07:51:06,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:51:06,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:51:06,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:51:06,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:51:06,364 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:51:06,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:51:06" (1/1) ... [2018-12-02 07:51:06,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdfc843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:06, skipping insertion in model container [2018-12-02 07:51:06,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:51:06" (1/1) ... [2018-12-02 07:51:06,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:51:06,422 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:51:06,855 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:51:06,858 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:51:07,152 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:51:07,163 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:51:07,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07 WrapperNode [2018-12-02 07:51:07,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:51:07,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:51:07,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:51:07,164 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:51:07,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... [2018-12-02 07:51:07,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... [2018-12-02 07:51:07,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:51:07,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:51:07,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:51:07,196 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:51:07,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... [2018-12-02 07:51:07,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... [2018-12-02 07:51:07,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... [2018-12-02 07:51:07,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... [2018-12-02 07:51:07,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... [2018-12-02 07:51:07,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... [2018-12-02 07:51:07,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... [2018-12-02 07:51:07,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:51:07,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:51:07,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:51:07,285 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:51:07,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 07:51:07,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 07:51:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 07:51:07,324 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-02 07:51:07,324 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-02 07:51:07,324 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 07:51:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 07:51:07,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:51:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:51:07,325 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 07:51:07,325 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 07:51:10,230 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:51:10,230 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 07:51:10,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:51:10 BoogieIcfgContainer [2018-12-02 07:51:10,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:51:10,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 07:51:10,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 07:51:10,233 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 07:51:10,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:51:06" (1/3) ... [2018-12-02 07:51:10,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@290fe7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:51:10, skipping insertion in model container [2018-12-02 07:51:10,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:51:07" (2/3) ... [2018-12-02 07:51:10,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@290fe7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:51:10, skipping insertion in model container [2018-12-02 07:51:10,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:51:10" (3/3) ... [2018-12-02 07:51:10,235 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label45_true-unreach-call.c [2018-12-02 07:51:10,242 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 07:51:10,247 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 07:51:10,257 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 07:51:10,280 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 07:51:10,280 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 07:51:10,280 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 07:51:10,280 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 07:51:10,281 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 07:51:10,281 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 07:51:10,281 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 07:51:10,281 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 07:51:10,299 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states. [2018-12-02 07:51:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 07:51:10,304 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:51:10,304 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:51:10,305 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:51:10,309 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:51:10,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1130045023, now seen corresponding path program 1 times [2018-12-02 07:51:10,310 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:51:10,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:10,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:51:10,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:10,340 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:51:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:51:10,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:51:10,486 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:51:10,486 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 07:51:10,487 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:51:10,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 07:51:10,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 07:51:10,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:51:10,505 INFO L87 Difference]: Start difference. First operand 603 states. Second operand 4 states. [2018-12-02 07:51:13,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:51:13,285 INFO L93 Difference]: Finished difference Result 2162 states and 4009 transitions. [2018-12-02 07:51:13,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 07:51:13,286 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 56 [2018-12-02 07:51:13,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:51:13,299 INFO L225 Difference]: With dead ends: 2162 [2018-12-02 07:51:13,299 INFO L226 Difference]: Without dead ends: 1478 [2018-12-02 07:51:13,304 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:51:13,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1478 states. [2018-12-02 07:51:13,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1478 to 1006. [2018-12-02 07:51:13,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1006 states. [2018-12-02 07:51:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1697 transitions. [2018-12-02 07:51:13,374 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1697 transitions. Word has length 56 [2018-12-02 07:51:13,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:51:13,375 INFO L480 AbstractCegarLoop]: Abstraction has 1006 states and 1697 transitions. [2018-12-02 07:51:13,375 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 07:51:13,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1697 transitions. [2018-12-02 07:51:13,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-02 07:51:13,378 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:51:13,378 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 07:51:13,378 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:51:13,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:51:13,379 INFO L82 PathProgramCache]: Analyzing trace with hash 930532036, now seen corresponding path program 1 times [2018-12-02 07:51:13,379 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:51:13,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:13,380 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:51:13,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:13,380 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:51:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:51:13,502 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:51:13,502 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:51:13,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 07:51:13,503 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:51:13,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 07:51:13,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 07:51:13,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 07:51:13,504 INFO L87 Difference]: Start difference. First operand 1006 states and 1697 transitions. Second operand 6 states. [2018-12-02 07:51:16,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:51:16,184 INFO L93 Difference]: Finished difference Result 2931 states and 5018 transitions. [2018-12-02 07:51:16,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 07:51:16,184 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-12-02 07:51:16,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:51:16,190 INFO L225 Difference]: With dead ends: 2931 [2018-12-02 07:51:16,190 INFO L226 Difference]: Without dead ends: 1931 [2018-12-02 07:51:16,192 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 07:51:16,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1931 states. [2018-12-02 07:51:16,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1931 to 1911. [2018-12-02 07:51:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1911 states. [2018-12-02 07:51:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1911 states and 2935 transitions. [2018-12-02 07:51:16,223 INFO L78 Accepts]: Start accepts. Automaton has 1911 states and 2935 transitions. Word has length 131 [2018-12-02 07:51:16,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:51:16,223 INFO L480 AbstractCegarLoop]: Abstraction has 1911 states and 2935 transitions. [2018-12-02 07:51:16,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 07:51:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2935 transitions. [2018-12-02 07:51:16,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 07:51:16,225 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:51:16,225 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 07:51:16,225 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:51:16,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:51:16,225 INFO L82 PathProgramCache]: Analyzing trace with hash -701840452, now seen corresponding path program 1 times [2018-12-02 07:51:16,225 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:51:16,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:16,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:51:16,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:16,226 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:51:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:51:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:51:16,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:51:16,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 07:51:16,310 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:51:16,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 07:51:16,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 07:51:16,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 07:51:16,311 INFO L87 Difference]: Start difference. First operand 1911 states and 2935 transitions. Second operand 6 states. [2018-12-02 07:51:18,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:51:18,801 INFO L93 Difference]: Finished difference Result 4746 states and 7234 transitions. [2018-12-02 07:51:18,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 07:51:18,801 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 135 [2018-12-02 07:51:18,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:51:18,808 INFO L225 Difference]: With dead ends: 4746 [2018-12-02 07:51:18,808 INFO L226 Difference]: Without dead ends: 2841 [2018-12-02 07:51:18,811 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 07:51:18,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2841 states. [2018-12-02 07:51:18,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2841 to 2819. [2018-12-02 07:51:18,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2819 states. [2018-12-02 07:51:18,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 2819 states and 3606 transitions. [2018-12-02 07:51:18,848 INFO L78 Accepts]: Start accepts. Automaton has 2819 states and 3606 transitions. Word has length 135 [2018-12-02 07:51:18,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:51:18,849 INFO L480 AbstractCegarLoop]: Abstraction has 2819 states and 3606 transitions. [2018-12-02 07:51:18,849 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 07:51:18,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3606 transitions. [2018-12-02 07:51:18,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 07:51:18,850 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:51:18,851 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 07:51:18,851 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:51:18,851 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:51:18,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1913516441, now seen corresponding path program 1 times [2018-12-02 07:51:18,851 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:51:18,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:18,852 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:51:18,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:18,852 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:51:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:51:18,914 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:51:18,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:51:18,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 07:51:18,914 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:51:18,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 07:51:18,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 07:51:18,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:51:18,915 INFO L87 Difference]: Start difference. First operand 2819 states and 3606 transitions. Second operand 4 states. [2018-12-02 07:51:21,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:51:21,167 INFO L93 Difference]: Finished difference Result 5632 states and 7217 transitions. [2018-12-02 07:51:21,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 07:51:21,168 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 165 [2018-12-02 07:51:21,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:51:21,173 INFO L225 Difference]: With dead ends: 5632 [2018-12-02 07:51:21,174 INFO L226 Difference]: Without dead ends: 2819 [2018-12-02 07:51:21,177 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:51:21,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2819 states. [2018-12-02 07:51:21,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2819 to 2819. [2018-12-02 07:51:21,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2819 states. [2018-12-02 07:51:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 2819 states and 3569 transitions. [2018-12-02 07:51:21,209 INFO L78 Accepts]: Start accepts. Automaton has 2819 states and 3569 transitions. Word has length 165 [2018-12-02 07:51:21,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:51:21,209 INFO L480 AbstractCegarLoop]: Abstraction has 2819 states and 3569 transitions. [2018-12-02 07:51:21,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 07:51:21,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3569 transitions. [2018-12-02 07:51:21,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-02 07:51:21,212 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:51:21,212 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:51:21,212 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:51:21,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:51:21,212 INFO L82 PathProgramCache]: Analyzing trace with hash 117300569, now seen corresponding path program 1 times [2018-12-02 07:51:21,212 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:51:21,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:21,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:51:21,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:21,213 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:51:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:51:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 07:51:21,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:51:21,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 07:51:21,298 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:51:21,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 07:51:21,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 07:51:21,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 07:51:21,299 INFO L87 Difference]: Start difference. First operand 2819 states and 3569 transitions. Second operand 3 states. [2018-12-02 07:51:24,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:51:24,982 INFO L93 Difference]: Finished difference Result 8271 states and 10619 transitions. [2018-12-02 07:51:24,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 07:51:24,983 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2018-12-02 07:51:24,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:51:24,991 INFO L225 Difference]: With dead ends: 8271 [2018-12-02 07:51:24,991 INFO L226 Difference]: Without dead ends: 5458 [2018-12-02 07:51:24,995 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 07:51:24,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5458 states. [2018-12-02 07:51:25,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5458 to 5458. [2018-12-02 07:51:25,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5458 states. [2018-12-02 07:51:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5458 states to 5458 states and 6489 transitions. [2018-12-02 07:51:25,057 INFO L78 Accepts]: Start accepts. Automaton has 5458 states and 6489 transitions. Word has length 218 [2018-12-02 07:51:25,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:51:25,058 INFO L480 AbstractCegarLoop]: Abstraction has 5458 states and 6489 transitions. [2018-12-02 07:51:25,058 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 07:51:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 5458 states and 6489 transitions. [2018-12-02 07:51:25,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 07:51:25,060 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:51:25,060 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:51:25,060 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:51:25,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:51:25,060 INFO L82 PathProgramCache]: Analyzing trace with hash 844318988, now seen corresponding path program 1 times [2018-12-02 07:51:25,060 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:51:25,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:25,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:51:25,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:25,061 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:51:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:51:25,236 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 98 proven. 72 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 07:51:25,237 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:51:25,237 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:51:25,237 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 242 with the following transitions: [2018-12-02 07:51:25,238 INFO L205 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1231], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [2279], [2283], [2292], [2296], [2298], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:51:25,272 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:51:25,272 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:51:25,584 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 07:51:25,585 INFO L272 AbstractInterpreter]: Visited 114 different actions 114 times. Never merged. Never widened. Performed 1238 root evaluator evaluations with a maximum evaluation depth of 15. Performed 1238 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Never found a fixpoint. Largest state had 26 variables. [2018-12-02 07:51:25,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:51:25,592 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 07:51:26,010 INFO L227 lantSequenceWeakener]: Weakened 232 states. On average, predicates are now at 75.62% of their original sizes. [2018-12-02 07:51:26,010 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 07:51:26,039 INFO L418 sIntCurrentIteration]: We unified 240 AI predicates to 240 [2018-12-02 07:51:26,039 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 07:51:26,040 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 07:51:26,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-02 07:51:26,040 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:51:26,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 07:51:26,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 07:51:26,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 07:51:26,041 INFO L87 Difference]: Start difference. First operand 5458 states and 6489 transitions. Second operand 6 states. [2018-12-02 07:51:54,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:51:54,098 INFO L93 Difference]: Finished difference Result 11344 states and 13428 transitions. [2018-12-02 07:51:54,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 07:51:54,098 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 241 [2018-12-02 07:51:54,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:51:54,105 INFO L225 Difference]: With dead ends: 11344 [2018-12-02 07:51:54,106 INFO L226 Difference]: Without dead ends: 5892 [2018-12-02 07:51:54,109 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 241 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 07:51:54,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5892 states. [2018-12-02 07:51:54,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5892 to 5891. [2018-12-02 07:51:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5891 states. [2018-12-02 07:51:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5891 states to 5891 states and 6933 transitions. [2018-12-02 07:51:54,161 INFO L78 Accepts]: Start accepts. Automaton has 5891 states and 6933 transitions. Word has length 241 [2018-12-02 07:51:54,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:51:54,161 INFO L480 AbstractCegarLoop]: Abstraction has 5891 states and 6933 transitions. [2018-12-02 07:51:54,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 07:51:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 5891 states and 6933 transitions. [2018-12-02 07:51:54,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-02 07:51:54,164 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:51:54,165 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:51:54,165 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:51:54,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:51:54,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1925900096, now seen corresponding path program 1 times [2018-12-02 07:51:54,165 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:51:54,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:54,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:51:54,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:51:54,166 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:51:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:51:54,244 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 07:51:54,244 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:51:54,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 07:51:54,245 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:51:54,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 07:51:54,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 07:51:54,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:51:54,245 INFO L87 Difference]: Start difference. First operand 5891 states and 6933 transitions. Second operand 4 states. [2018-12-02 07:52:01,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:52:01,614 INFO L93 Difference]: Finished difference Result 14458 states and 17447 transitions. [2018-12-02 07:52:01,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 07:52:01,615 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 284 [2018-12-02 07:52:01,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:52:01,629 INFO L225 Difference]: With dead ends: 14458 [2018-12-02 07:52:01,630 INFO L226 Difference]: Without dead ends: 9006 [2018-12-02 07:52:01,635 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:52:01,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9006 states. [2018-12-02 07:52:01,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9006 to 7673. [2018-12-02 07:52:01,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7673 states. [2018-12-02 07:52:01,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7673 states to 7673 states and 9163 transitions. [2018-12-02 07:52:01,709 INFO L78 Accepts]: Start accepts. Automaton has 7673 states and 9163 transitions. Word has length 284 [2018-12-02 07:52:01,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:52:01,710 INFO L480 AbstractCegarLoop]: Abstraction has 7673 states and 9163 transitions. [2018-12-02 07:52:01,710 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 07:52:01,710 INFO L276 IsEmpty]: Start isEmpty. Operand 7673 states and 9163 transitions. [2018-12-02 07:52:01,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-12-02 07:52:01,713 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:52:01,713 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:52:01,713 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:52:01,713 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:52:01,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1995469520, now seen corresponding path program 1 times [2018-12-02 07:52:01,713 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:52:01,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:01,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:52:01,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:01,714 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:52:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:52:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 155 proven. 142 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-02 07:52:01,858 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:52:01,858 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:52:01,859 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 293 with the following transitions: [2018-12-02 07:52:01,859 INFO L205 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [1224], [1227], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [2279], [2283], [2292], [2296], [2298], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:52:01,862 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:52:01,862 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:52:02,594 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:52:02,595 INFO L272 AbstractInterpreter]: Visited 97 different actions 288 times. Merged at 7 different actions 18 times. Never widened. Performed 3444 root evaluator evaluations with a maximum evaluation depth of 26. Performed 3444 inverse root evaluator evaluations with a maximum inverse evaluation depth of 26. Found 5 fixpoints after 2 different actions. Largest state had 26 variables. [2018-12-02 07:52:02,597 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:52:02,598 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:52:02,598 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:52:02,598 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:52:02,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:52:02,604 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:52:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:52:02,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:52:02,835 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 249 proven. 2 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-02 07:52:02,835 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:52:03,234 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 155 proven. 211 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 07:52:03,258 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:52:03,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 8] total 16 [2018-12-02 07:52:03,259 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:52:03,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 07:52:03,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 07:52:03,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2018-12-02 07:52:03,260 INFO L87 Difference]: Start difference. First operand 7673 states and 9163 transitions. Second operand 10 states. [2018-12-02 07:52:14,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:52:14,152 INFO L93 Difference]: Finished difference Result 28084 states and 35155 transitions. [2018-12-02 07:52:14,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-02 07:52:14,152 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 292 [2018-12-02 07:52:14,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:52:14,198 INFO L225 Difference]: With dead ends: 28084 [2018-12-02 07:52:14,198 INFO L226 Difference]: Without dead ends: 20850 [2018-12-02 07:52:14,212 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 605 GetRequests, 583 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=356, Unknown=0, NotChecked=0, Total=506 [2018-12-02 07:52:14,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20850 states. [2018-12-02 07:52:14,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20850 to 19439. [2018-12-02 07:52:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19439 states. [2018-12-02 07:52:14,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19439 states to 19439 states and 23750 transitions. [2018-12-02 07:52:14,509 INFO L78 Accepts]: Start accepts. Automaton has 19439 states and 23750 transitions. Word has length 292 [2018-12-02 07:52:14,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:52:14,509 INFO L480 AbstractCegarLoop]: Abstraction has 19439 states and 23750 transitions. [2018-12-02 07:52:14,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 07:52:14,510 INFO L276 IsEmpty]: Start isEmpty. Operand 19439 states and 23750 transitions. [2018-12-02 07:52:14,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-02 07:52:14,514 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:52:14,514 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:52:14,515 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:52:14,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:52:14,515 INFO L82 PathProgramCache]: Analyzing trace with hash 601898357, now seen corresponding path program 1 times [2018-12-02 07:52:14,515 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:52:14,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:14,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:52:14,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:14,516 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:52:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:52:14,621 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-12-02 07:52:14,621 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:52:14,621 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 07:52:14,621 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:52:14,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 07:52:14,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 07:52:14,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:52:14,622 INFO L87 Difference]: Start difference. First operand 19439 states and 23750 transitions. Second operand 4 states. [2018-12-02 07:52:20,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:52:20,070 INFO L93 Difference]: Finished difference Result 52226 states and 65898 transitions. [2018-12-02 07:52:20,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 07:52:20,071 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 315 [2018-12-02 07:52:20,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:52:20,142 INFO L225 Difference]: With dead ends: 52226 [2018-12-02 07:52:20,142 INFO L226 Difference]: Without dead ends: 33226 [2018-12-02 07:52:20,172 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:52:20,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33226 states. [2018-12-02 07:52:20,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33226 to 25265. [2018-12-02 07:52:20,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25265 states. [2018-12-02 07:52:20,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25265 states to 25265 states and 31119 transitions. [2018-12-02 07:52:20,493 INFO L78 Accepts]: Start accepts. Automaton has 25265 states and 31119 transitions. Word has length 315 [2018-12-02 07:52:20,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:52:20,493 INFO L480 AbstractCegarLoop]: Abstraction has 25265 states and 31119 transitions. [2018-12-02 07:52:20,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 07:52:20,493 INFO L276 IsEmpty]: Start isEmpty. Operand 25265 states and 31119 transitions. [2018-12-02 07:52:20,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-12-02 07:52:20,502 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:52:20,502 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:52:20,502 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:52:20,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:52:20,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1451273414, now seen corresponding path program 1 times [2018-12-02 07:52:20,502 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:52:20,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:20,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:52:20,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:20,503 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:52:20,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:52:20,891 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 205 proven. 352 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 07:52:20,891 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:52:20,891 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:52:20,891 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 389 with the following transitions: [2018-12-02 07:52:20,892 INFO L205 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [1224], [1227], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [2279], [2283], [2292], [2296], [2298], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:52:20,894 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:52:20,894 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:52:21,125 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:52:21,126 INFO L272 AbstractInterpreter]: Visited 119 different actions 343 times. Merged at 4 different actions 7 times. Never widened. Performed 4379 root evaluator evaluations with a maximum evaluation depth of 15. Performed 4379 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-12-02 07:52:21,127 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:52:21,127 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:52:21,127 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:52:21,127 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:52:21,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:52:21,133 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:52:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:52:21,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:52:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 465 proven. 2 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-12-02 07:52:21,292 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:52:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 276 proven. 147 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-12-02 07:52:21,519 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:52:21,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5] total 14 [2018-12-02 07:52:21,519 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:52:21,519 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-02 07:52:21,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-02 07:52:21,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-12-02 07:52:21,520 INFO L87 Difference]: Start difference. First operand 25265 states and 31119 transitions. Second operand 13 states. [2018-12-02 07:52:32,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:52:32,827 INFO L93 Difference]: Finished difference Result 60455 states and 77469 transitions. [2018-12-02 07:52:32,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-12-02 07:52:32,827 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 388 [2018-12-02 07:52:32,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:52:32,890 INFO L225 Difference]: With dead ends: 60455 [2018-12-02 07:52:32,890 INFO L226 Difference]: Without dead ends: 32266 [2018-12-02 07:52:32,922 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 864 GetRequests, 809 SyntacticMatches, 3 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 765 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=537, Invalid=2325, Unknown=0, NotChecked=0, Total=2862 [2018-12-02 07:52:32,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32266 states. [2018-12-02 07:52:33,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32266 to 31591. [2018-12-02 07:52:33,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31591 states. [2018-12-02 07:52:33,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31591 states to 31591 states and 36754 transitions. [2018-12-02 07:52:33,264 INFO L78 Accepts]: Start accepts. Automaton has 31591 states and 36754 transitions. Word has length 388 [2018-12-02 07:52:33,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:52:33,264 INFO L480 AbstractCegarLoop]: Abstraction has 31591 states and 36754 transitions. [2018-12-02 07:52:33,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-02 07:52:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 31591 states and 36754 transitions. [2018-12-02 07:52:33,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2018-12-02 07:52:33,270 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:52:33,270 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:52:33,271 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:52:33,271 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:52:33,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1805650759, now seen corresponding path program 1 times [2018-12-02 07:52:33,271 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:52:33,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:33,272 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:52:33,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:33,272 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:52:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:52:33,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1025 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2018-12-02 07:52:33,486 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:52:33,486 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 07:52:33,486 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:52:33,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 07:52:33,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 07:52:33,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:52:33,487 INFO L87 Difference]: Start difference. First operand 31591 states and 36754 transitions. Second operand 4 states. [2018-12-02 07:52:38,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:52:38,054 INFO L93 Difference]: Finished difference Result 93606 states and 111510 transitions. [2018-12-02 07:52:38,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 07:52:38,054 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 480 [2018-12-02 07:52:38,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:52:38,150 INFO L225 Difference]: With dead ends: 93606 [2018-12-02 07:52:38,151 INFO L226 Difference]: Without dead ends: 55770 [2018-12-02 07:52:38,193 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 07:52:38,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55770 states. [2018-12-02 07:52:38,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55770 to 51859. [2018-12-02 07:52:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51859 states. [2018-12-02 07:52:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51859 states to 51859 states and 59733 transitions. [2018-12-02 07:52:38,692 INFO L78 Accepts]: Start accepts. Automaton has 51859 states and 59733 transitions. Word has length 480 [2018-12-02 07:52:38,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:52:38,692 INFO L480 AbstractCegarLoop]: Abstraction has 51859 states and 59733 transitions. [2018-12-02 07:52:38,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 07:52:38,692 INFO L276 IsEmpty]: Start isEmpty. Operand 51859 states and 59733 transitions. [2018-12-02 07:52:38,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 887 [2018-12-02 07:52:38,735 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:52:38,736 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 07:52:38,736 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:52:38,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:52:38,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1092747346, now seen corresponding path program 1 times [2018-12-02 07:52:38,736 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:52:38,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:38,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:52:38,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:52:38,737 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:52:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:52:39,353 INFO L134 CoverageAnalysis]: Checked inductivity of 875 backedges. 203 proven. 418 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-12-02 07:52:39,354 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:52:39,354 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:52:39,354 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 887 with the following transitions: [2018-12-02 07:52:39,354 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [274], [278], [282], [286], [297], [301], [305], [309], [313], [317], [321], [325], [336], [340], [344], [348], [352], [363], [367], [371], [375], [379], [383], [387], [391], [395], [399], [403], [407], [411], [415], [426], [430], [434], [445], [449], [453], [464], [475], [479], [483], [487], [491], [495], [499], [503], [507], [511], [515], [519], [530], [534], [538], [549], [553], [557], [561], [565], [569], [573], [584], [587], [592], [594], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2069], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:52:39,360 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:52:39,360 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:52:39,744 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:52:39,744 INFO L272 AbstractInterpreter]: Visited 421 different actions 843 times. Merged at 8 different actions 17 times. Never widened. Performed 12515 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12515 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 4 fixpoints after 2 different actions. Largest state had 26 variables. [2018-12-02 07:52:39,746 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:52:39,746 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:52:39,746 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:52:39,746 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:52:39,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:52:39,753 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:52:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:52:39,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:52:40,772 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_~a28~0_1351 Int)) (let ((.cse1 (mod v_~a28~0_1351 299849))) (let ((.cse0 (+ .cse1 300149))) (and (<= c_~a28~0 (+ (div .cse0 5) 2558)) (< .cse0 0) (not (= (mod (+ .cse1 4) 5) 0)) (= 0 .cse1))))) (exists ((v_prenex_7 Int)) (let ((.cse3 (mod v_prenex_7 299849))) (let ((.cse2 (+ .cse3 300))) (and (< v_prenex_7 0) (<= c_~a28~0 (+ (div .cse2 5) 2557)) (not (= 0 .cse3)) (<= 0 .cse2))))) (exists ((v_prenex_8 Int)) (let ((.cse4 (mod v_prenex_8 299849))) (let ((.cse5 (+ .cse4 300))) (and (not (= 0 (mod .cse4 5))) (<= c_~a28~0 (+ (div .cse5 5) 2558)) (not (= 0 .cse4)) (< v_prenex_8 0) (< .cse5 0))))) (exists ((v_prenex_12 Int)) (let ((.cse6 (mod v_prenex_12 299849))) (let ((.cse7 (+ .cse6 300149))) (and (= 0 .cse6) (<= c_~a28~0 (+ (div .cse7 5) 2557)) (<= 0 .cse7))))) (exists ((v_prenex_10 Int)) (let ((.cse8 (mod v_prenex_10 299849))) (and (= (mod (+ .cse8 4) 5) 0) (<= c_~a28~0 (+ (div (+ .cse8 300149) 5) 2557)) (= 0 .cse8)))) (exists ((v_prenex_9 Int)) (let ((.cse9 (+ (mod v_prenex_9 299849) 300149))) (and (<= c_~a28~0 (+ (div .cse9 5) 2557)) (<= 0 .cse9) (<= 0 v_prenex_9)))) (exists ((v_prenex_6 Int)) (let ((.cse10 (mod v_prenex_6 299849))) (and (<= c_~a28~0 (+ (div (+ .cse10 300149) 5) 2557)) (= (mod (+ .cse10 4) 5) 0) (<= 0 v_prenex_6)))) (exists ((v_prenex_11 Int)) (let ((.cse12 (mod v_prenex_11 299849))) (let ((.cse11 (+ .cse12 300149))) (and (< .cse11 0) (not (= (mod (+ .cse12 4) 5) 0)) (<= 0 v_prenex_11) (<= c_~a28~0 (+ (div .cse11 5) 2558)))))) (exists ((v_prenex_5 Int)) (let ((.cse13 (mod v_prenex_5 299849))) (and (= 0 (mod .cse13 5)) (< v_prenex_5 0) (<= c_~a28~0 (+ (div (+ .cse13 300) 5) 2557)) (not (= 0 .cse13)))))) is different from true [2018-12-02 07:52:41,471 INFO L134 CoverageAnalysis]: Checked inductivity of 875 backedges. 570 proven. 46 refuted. 0 times theorem prover too weak. 253 trivial. 6 not checked. [2018-12-02 07:52:41,471 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:52:41,883 INFO L134 CoverageAnalysis]: Checked inductivity of 875 backedges. 620 proven. 2 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2018-12-02 07:52:41,899 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:52:41,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 18 [2018-12-02 07:52:41,899 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:52:41,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-02 07:52:41,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-02 07:52:41,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=218, Unknown=1, NotChecked=30, Total=306 [2018-12-02 07:52:41,900 INFO L87 Difference]: Start difference. First operand 51859 states and 59733 transitions. Second operand 14 states. [2018-12-02 07:53:01,927 WARN L180 SmtUtils]: Spent 9.91 s on a formula simplification. DAG size of input: 126 DAG size of output: 20 [2018-12-02 07:53:23,999 WARN L180 SmtUtils]: Spent 8.87 s on a formula simplification. DAG size of input: 134 DAG size of output: 28 [2018-12-02 07:53:56,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:53:56,316 INFO L93 Difference]: Finished difference Result 119203 states and 138564 transitions. [2018-12-02 07:53:56,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-12-02 07:53:56,317 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 886 [2018-12-02 07:53:56,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:53:56,438 INFO L225 Difference]: With dead ends: 119203 [2018-12-02 07:53:56,438 INFO L226 Difference]: Without dead ends: 66487 [2018-12-02 07:53:56,488 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1837 GetRequests, 1792 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 31.8s TimeCoverageRelationStatistics Valid=381, Invalid=1424, Unknown=5, NotChecked=82, Total=1892 [2018-12-02 07:53:56,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66487 states. [2018-12-02 07:53:57,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66487 to 58490. [2018-12-02 07:53:57,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58490 states. [2018-12-02 07:53:57,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58490 states to 58490 states and 66979 transitions. [2018-12-02 07:53:57,199 INFO L78 Accepts]: Start accepts. Automaton has 58490 states and 66979 transitions. Word has length 886 [2018-12-02 07:53:57,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:53:57,200 INFO L480 AbstractCegarLoop]: Abstraction has 58490 states and 66979 transitions. [2018-12-02 07:53:57,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-02 07:53:57,200 INFO L276 IsEmpty]: Start isEmpty. Operand 58490 states and 66979 transitions. [2018-12-02 07:53:57,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1034 [2018-12-02 07:53:57,255 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:53:57,256 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 07:53:57,256 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:53:57,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:53:57,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1546140714, now seen corresponding path program 1 times [2018-12-02 07:53:57,257 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:53:57,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:53:57,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:53:57,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:53:57,257 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:53:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:53:57,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 267 proven. 4 refuted. 0 times theorem prover too weak. 1401 trivial. 0 not checked. [2018-12-02 07:53:57,613 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:53:57,613 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:53:57,613 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1034 with the following transitions: [2018-12-02 07:53:57,614 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [29], [32], [36], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1626], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1810], [1815], [1817], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2031], [2034], [2038], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:53:57,617 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:53:57,617 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:53:57,886 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:53:57,887 INFO L272 AbstractInterpreter]: Visited 314 different actions 626 times. Merged at 7 different actions 14 times. Never widened. Performed 9077 root evaluator evaluations with a maximum evaluation depth of 13. Performed 9077 inverse root evaluator evaluations with a maximum inverse evaluation depth of 13. Found 4 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-02 07:53:57,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:53:57,889 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:53:57,889 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:53:57,889 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:53:57,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:53:57,896 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:53:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:53:58,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:53:58,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 1057 proven. 0 refuted. 0 times theorem prover too weak. 615 trivial. 0 not checked. [2018-12-02 07:53:58,250 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:53:58,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1672 backedges. 267 proven. 4 refuted. 0 times theorem prover too weak. 1401 trivial. 0 not checked. [2018-12-02 07:53:58,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 07:53:58,616 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-02 07:53:58,616 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:53:58,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 07:53:58,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 07:53:58,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 07:53:58,617 INFO L87 Difference]: Start difference. First operand 58490 states and 66979 transitions. Second operand 3 states. [2018-12-02 07:54:02,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:54:02,363 INFO L93 Difference]: Finished difference Result 125217 states and 144158 transitions. [2018-12-02 07:54:02,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 07:54:02,364 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1033 [2018-12-02 07:54:02,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:54:02,467 INFO L225 Difference]: With dead ends: 125217 [2018-12-02 07:54:02,467 INFO L226 Difference]: Without dead ends: 67173 [2018-12-02 07:54:02,532 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2068 GetRequests, 2067 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 07:54:02,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67173 states. [2018-12-02 07:54:03,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67173 to 65434. [2018-12-02 07:54:03,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65434 states. [2018-12-02 07:54:03,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65434 states to 65434 states and 74917 transitions. [2018-12-02 07:54:03,172 INFO L78 Accepts]: Start accepts. Automaton has 65434 states and 74917 transitions. Word has length 1033 [2018-12-02 07:54:03,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:54:03,172 INFO L480 AbstractCegarLoop]: Abstraction has 65434 states and 74917 transitions. [2018-12-02 07:54:03,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 07:54:03,172 INFO L276 IsEmpty]: Start isEmpty. Operand 65434 states and 74917 transitions. [2018-12-02 07:54:03,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1054 [2018-12-02 07:54:03,229 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:54:03,229 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 07:54:03,229 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:54:03,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:03,230 INFO L82 PathProgramCache]: Analyzing trace with hash -634600037, now seen corresponding path program 1 times [2018-12-02 07:54:03,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:54:03,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:03,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:03,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:03,230 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:54:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:03,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 327 proven. 4 refuted. 0 times theorem prover too weak. 1577 trivial. 0 not checked. [2018-12-02 07:54:03,635 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:03,635 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:54:03,635 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1054 with the following transitions: [2018-12-02 07:54:03,635 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [196], [199], [203], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1493], [1498], [1500], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2069], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:54:03,638 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:54:03,639 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:54:04,068 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:54:04,068 INFO L272 AbstractInterpreter]: Visited 346 different actions 695 times. Merged at 9 different actions 17 times. Never widened. Performed 10144 root evaluator evaluations with a maximum evaluation depth of 18. Performed 10144 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 5 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-02 07:54:04,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:04,071 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:54:04,071 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:04,071 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:54:04,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:04,080 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:54:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:04,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:54:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 1392 proven. 0 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2018-12-02 07:54:04,597 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:54:04,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 334 proven. 14 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2018-12-02 07:54:04,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 07:54:04,904 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 6 [2018-12-02 07:54:04,904 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:54:04,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 07:54:04,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 07:54:04,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 07:54:04,905 INFO L87 Difference]: Start difference. First operand 65434 states and 74917 transitions. Second operand 3 states. [2018-12-02 07:54:06,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:54:06,122 INFO L93 Difference]: Finished difference Result 124629 states and 142309 transitions. [2018-12-02 07:54:06,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 07:54:06,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1053 [2018-12-02 07:54:06,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:54:06,217 INFO L225 Difference]: With dead ends: 124629 [2018-12-02 07:54:06,217 INFO L226 Difference]: Without dead ends: 59640 [2018-12-02 07:54:06,276 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2109 GetRequests, 2101 SyntacticMatches, 4 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 07:54:06,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59640 states. [2018-12-02 07:54:06,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59640 to 59639. [2018-12-02 07:54:06,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59639 states. [2018-12-02 07:54:06,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59639 states to 59639 states and 67667 transitions. [2018-12-02 07:54:06,901 INFO L78 Accepts]: Start accepts. Automaton has 59639 states and 67667 transitions. Word has length 1053 [2018-12-02 07:54:06,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:54:06,902 INFO L480 AbstractCegarLoop]: Abstraction has 59639 states and 67667 transitions. [2018-12-02 07:54:06,902 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 07:54:06,902 INFO L276 IsEmpty]: Start isEmpty. Operand 59639 states and 67667 transitions. [2018-12-02 07:54:06,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1101 [2018-12-02 07:54:06,957 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:54:06,957 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 07:54:06,958 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:54:06,958 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:06,958 INFO L82 PathProgramCache]: Analyzing trace with hash -80231476, now seen corresponding path program 1 times [2018-12-02 07:54:06,958 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:54:06,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:06,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:06,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:06,959 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:54:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:07,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1944 backedges. 982 proven. 2 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2018-12-02 07:54:07,492 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:07,492 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:54:07,492 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1101 with the following transitions: [2018-12-02 07:54:07,493 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [274], [278], [282], [286], [297], [301], [305], [309], [313], [317], [321], [325], [336], [340], [344], [348], [352], [355], [358], [362], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1600], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2069], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:54:07,496 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:54:07,496 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:54:07,891 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:54:07,891 INFO L272 AbstractInterpreter]: Visited 379 different actions 758 times. Merged at 9 different actions 16 times. Never widened. Performed 11139 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11139 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 4 different actions. Largest state had 26 variables. [2018-12-02 07:54:07,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:07,900 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:54:07,900 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:07,900 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:54:07,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:07,908 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:54:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:08,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:54:08,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1944 backedges. 1164 proven. 2 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2018-12-02 07:54:08,519 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:54:09,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1944 backedges. 492 proven. 323 refuted. 0 times theorem prover too weak. 1129 trivial. 0 not checked. [2018-12-02 07:54:09,314 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:54:09,315 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-02 07:54:09,315 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:54:09,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 07:54:09,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 07:54:09,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2018-12-02 07:54:09,316 INFO L87 Difference]: Start difference. First operand 59639 states and 67667 transitions. Second operand 9 states. [2018-12-02 07:54:14,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:54:14,116 INFO L93 Difference]: Finished difference Result 124002 states and 140777 transitions. [2018-12-02 07:54:14,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-12-02 07:54:14,116 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1100 [2018-12-02 07:54:14,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:54:14,220 INFO L225 Difference]: With dead ends: 124002 [2018-12-02 07:54:14,220 INFO L226 Difference]: Without dead ends: 68766 [2018-12-02 07:54:14,274 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2241 GetRequests, 2212 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=224, Invalid=646, Unknown=0, NotChecked=0, Total=870 [2018-12-02 07:54:14,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68766 states. [2018-12-02 07:54:14,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68766 to 64415. [2018-12-02 07:54:14,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64415 states. [2018-12-02 07:54:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64415 states to 64415 states and 72645 transitions. [2018-12-02 07:54:14,975 INFO L78 Accepts]: Start accepts. Automaton has 64415 states and 72645 transitions. Word has length 1100 [2018-12-02 07:54:14,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:54:14,975 INFO L480 AbstractCegarLoop]: Abstraction has 64415 states and 72645 transitions. [2018-12-02 07:54:14,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 07:54:14,975 INFO L276 IsEmpty]: Start isEmpty. Operand 64415 states and 72645 transitions. [2018-12-02 07:54:15,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2018-12-02 07:54:15,040 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:54:15,041 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:54:15,041 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:54:15,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:15,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1237841909, now seen corresponding path program 1 times [2018-12-02 07:54:15,041 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:54:15,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:15,042 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:15,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:15,042 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:54:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2257 backedges. 324 proven. 6 refuted. 0 times theorem prover too weak. 1927 trivial. 0 not checked. [2018-12-02 07:54:15,459 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:15,459 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:54:15,460 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1142 with the following transitions: [2018-12-02 07:54:15,460 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [95], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1493], [1498], [1500], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1615], [1618], [1622], [1623], [1626], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2069], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:54:15,464 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:54:15,464 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:54:15,741 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:54:15,741 INFO L272 AbstractInterpreter]: Visited 330 different actions 656 times. Merged at 8 different actions 14 times. Never widened. Performed 9508 root evaluator evaluations with a maximum evaluation depth of 13. Performed 9508 inverse root evaluator evaluations with a maximum inverse evaluation depth of 13. Found 6 fixpoints after 5 different actions. Largest state had 26 variables. [2018-12-02 07:54:15,743 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:15,743 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:54:15,743 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:15,743 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:54:15,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:15,752 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:54:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:15,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:54:16,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2257 backedges. 1273 proven. 0 refuted. 0 times theorem prover too weak. 984 trivial. 0 not checked. [2018-12-02 07:54:16,262 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:54:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2257 backedges. 324 proven. 6 refuted. 0 times theorem prover too weak. 1927 trivial. 0 not checked. [2018-12-02 07:54:16,579 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 07:54:16,579 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-02 07:54:16,579 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 07:54:16,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 07:54:16,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 07:54:16,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 07:54:16,580 INFO L87 Difference]: Start difference. First operand 64415 states and 72645 transitions. Second operand 3 states. [2018-12-02 07:54:18,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:54:18,323 INFO L93 Difference]: Finished difference Result 130955 states and 148638 transitions. [2018-12-02 07:54:18,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 07:54:18,323 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1141 [2018-12-02 07:54:18,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:54:18,424 INFO L225 Difference]: With dead ends: 130955 [2018-12-02 07:54:18,425 INFO L226 Difference]: Without dead ends: 67856 [2018-12-02 07:54:18,484 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2284 GetRequests, 2283 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 07:54:18,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67856 states. [2018-12-02 07:54:19,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67856 to 65670. [2018-12-02 07:54:19,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65670 states. [2018-12-02 07:54:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65670 states to 65670 states and 73607 transitions. [2018-12-02 07:54:19,118 INFO L78 Accepts]: Start accepts. Automaton has 65670 states and 73607 transitions. Word has length 1141 [2018-12-02 07:54:19,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:54:19,118 INFO L480 AbstractCegarLoop]: Abstraction has 65670 states and 73607 transitions. [2018-12-02 07:54:19,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 07:54:19,119 INFO L276 IsEmpty]: Start isEmpty. Operand 65670 states and 73607 transitions. [2018-12-02 07:54:19,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1165 [2018-12-02 07:54:19,177 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:54:19,177 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:54:19,177 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:54:19,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:19,178 INFO L82 PathProgramCache]: Analyzing trace with hash 585691435, now seen corresponding path program 1 times [2018-12-02 07:54:19,178 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:54:19,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:19,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:19,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:19,178 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:54:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:19,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2582 backedges. 950 proven. 694 refuted. 0 times theorem prover too weak. 938 trivial. 0 not checked. [2018-12-02 07:54:19,924 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:19,924 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:54:19,925 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1165 with the following transitions: [2018-12-02 07:54:19,925 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1239], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1388], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1478], [1479], [1490], [1493], [1498], [1500], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2069], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:54:19,928 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:54:19,928 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:54:20,272 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:54:20,272 INFO L272 AbstractInterpreter]: Visited 340 different actions 681 times. Merged at 8 different actions 17 times. Never widened. Performed 9907 root evaluator evaluations with a maximum evaluation depth of 17. Performed 9907 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 7 fixpoints after 5 different actions. Largest state had 26 variables. [2018-12-02 07:54:20,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:20,274 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:54:20,274 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:20,274 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:54:20,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:20,280 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:54:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:20,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:54:20,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2582 backedges. 2004 proven. 6 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2018-12-02 07:54:20,879 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:54:21,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2582 backedges. 950 proven. 696 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2018-12-02 07:54:21,619 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:54:21,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 14 [2018-12-02 07:54:21,619 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:54:21,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 07:54:21,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 07:54:21,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2018-12-02 07:54:21,620 INFO L87 Difference]: Start difference. First operand 65670 states and 73607 transitions. Second operand 9 states. [2018-12-02 07:54:28,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:54:28,699 INFO L93 Difference]: Finished difference Result 163273 states and 185878 transitions. [2018-12-02 07:54:28,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-02 07:54:28,700 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1164 [2018-12-02 07:54:28,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:54:28,972 INFO L225 Difference]: With dead ends: 163273 [2018-12-02 07:54:28,972 INFO L226 Difference]: Without dead ends: 99803 [2018-12-02 07:54:29,013 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2367 GetRequests, 2339 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=246, Invalid=566, Unknown=0, NotChecked=0, Total=812 [2018-12-02 07:54:29,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99803 states. [2018-12-02 07:54:29,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99803 to 97109. [2018-12-02 07:54:29,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97109 states. [2018-12-02 07:54:29,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97109 states to 97109 states and 110166 transitions. [2018-12-02 07:54:29,958 INFO L78 Accepts]: Start accepts. Automaton has 97109 states and 110166 transitions. Word has length 1164 [2018-12-02 07:54:29,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:54:29,959 INFO L480 AbstractCegarLoop]: Abstraction has 97109 states and 110166 transitions. [2018-12-02 07:54:29,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 07:54:29,959 INFO L276 IsEmpty]: Start isEmpty. Operand 97109 states and 110166 transitions. [2018-12-02 07:54:30,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1170 [2018-12-02 07:54:30,049 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:54:30,049 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:54:30,049 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:54:30,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:30,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1114636773, now seen corresponding path program 1 times [2018-12-02 07:54:30,050 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:54:30,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:30,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:30,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:30,050 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:54:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:30,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2612 backedges. 913 proven. 131 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2018-12-02 07:54:30,565 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:30,565 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:54:30,565 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1170 with the following transitions: [2018-12-02 07:54:30,565 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1388], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1478], [1479], [1490], [1493], [1498], [1500], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2069], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:54:30,569 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:54:30,569 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:54:30,950 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:54:30,950 INFO L272 AbstractInterpreter]: Visited 340 different actions 675 times. Merged at 7 different actions 11 times. Never widened. Performed 9859 root evaluator evaluations with a maximum evaluation depth of 17. Performed 9859 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 7 fixpoints after 7 different actions. Largest state had 26 variables. [2018-12-02 07:54:30,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:30,952 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:54:30,952 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:30,952 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:54:30,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:30,958 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:54:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:31,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:54:31,454 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_22 Int)) (let ((.cse0 (mod v_prenex_22 299849))) (and (<= c_~a28~0 (+ .cse0 300151)) (= 0 .cse0)))) (exists ((v_prenex_21 Int)) (and (<= c_~a28~0 (+ (mod v_prenex_21 299849) 300151)) (<= 0 v_prenex_21))) (exists ((v_~a28~0_1556 Int)) (let ((.cse1 (mod v_~a28~0_1556 299849))) (and (<= c_~a28~0 (+ .cse1 302)) (< v_~a28~0_1556 0) (not (= 0 .cse1)))))) is different from true [2018-12-02 07:54:32,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2612 backedges. 1093 proven. 46 refuted. 0 times theorem prover too weak. 1467 trivial. 6 not checked. [2018-12-02 07:54:32,024 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:54:32,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2612 backedges. 1143 proven. 2 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2018-12-02 07:54:32,586 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:54:32,587 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 14 [2018-12-02 07:54:32,587 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:54:32,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 07:54:32,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 07:54:32,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=119, Unknown=1, NotChecked=22, Total=182 [2018-12-02 07:54:32,588 INFO L87 Difference]: Start difference. First operand 97109 states and 110166 transitions. Second operand 10 states. [2018-12-02 07:54:34,031 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-12-02 07:54:37,844 WARN L180 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-12-02 07:54:49,603 WARN L180 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 33 DAG size of output: 15 [2018-12-02 07:54:53,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:54:53,837 INFO L93 Difference]: Finished difference Result 209252 states and 239094 transitions. [2018-12-02 07:54:53,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-02 07:54:53,837 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1169 [2018-12-02 07:54:53,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:54:54,058 INFO L225 Difference]: With dead ends: 209252 [2018-12-02 07:54:54,059 INFO L226 Difference]: Without dead ends: 113039 [2018-12-02 07:54:54,167 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2386 GetRequests, 2350 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=260, Invalid=1003, Unknown=1, NotChecked=68, Total=1332 [2018-12-02 07:54:54,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113039 states. [2018-12-02 07:54:55,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113039 to 110809. [2018-12-02 07:54:55,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110809 states. [2018-12-02 07:54:55,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110809 states to 110809 states and 126575 transitions. [2018-12-02 07:54:55,434 INFO L78 Accepts]: Start accepts. Automaton has 110809 states and 126575 transitions. Word has length 1169 [2018-12-02 07:54:55,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:54:55,434 INFO L480 AbstractCegarLoop]: Abstraction has 110809 states and 126575 transitions. [2018-12-02 07:54:55,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 07:54:55,434 INFO L276 IsEmpty]: Start isEmpty. Operand 110809 states and 126575 transitions. [2018-12-02 07:54:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1208 [2018-12-02 07:54:55,541 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:54:55,541 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:54:55,541 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:54:55,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:55,542 INFO L82 PathProgramCache]: Analyzing trace with hash -1796337167, now seen corresponding path program 1 times [2018-12-02 07:54:55,542 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:54:55,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:55,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:55,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:54:55,543 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:54:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:57,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1996 backedges. 313 proven. 856 refuted. 0 times theorem prover too weak. 827 trivial. 0 not checked. [2018-12-02 07:54:57,282 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:57,282 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:54:57,283 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1208 with the following transitions: [2018-12-02 07:54:57,283 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [153], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [274], [278], [282], [286], [297], [301], [305], [309], [313], [317], [321], [325], [336], [340], [344], [348], [352], [363], [367], [371], [375], [379], [383], [387], [391], [395], [399], [403], [407], [411], [415], [426], [430], [434], [445], [449], [453], [464], [475], [479], [483], [487], [491], [495], [499], [503], [507], [511], [515], [519], [530], [534], [538], [549], [553], [557], [561], [565], [569], [573], [576], [581], [583], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1266], [1267], [1271], [1275], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1431], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1478], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:54:57,286 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:54:57,286 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:54:57,692 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:54:57,693 INFO L272 AbstractInterpreter]: Visited 422 different actions 842 times. Merged at 10 different actions 14 times. Never widened. Performed 12518 root evaluator evaluations with a maximum evaluation depth of 16. Performed 12518 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 6 fixpoints after 5 different actions. Largest state had 26 variables. [2018-12-02 07:54:57,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:54:57,695 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:54:57,695 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:54:57,695 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:54:57,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:54:57,701 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:54:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:54:57,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:54:58,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1996 backedges. 1046 proven. 2 refuted. 0 times theorem prover too weak. 948 trivial. 0 not checked. [2018-12-02 07:54:58,399 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:54:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1996 backedges. 1046 proven. 2 refuted. 0 times theorem prover too weak. 948 trivial. 0 not checked. [2018-12-02 07:54:59,943 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:54:59,943 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5, 5] total 19 [2018-12-02 07:54:59,943 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:54:59,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-02 07:54:59,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-02 07:54:59,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-12-02 07:54:59,944 INFO L87 Difference]: Start difference. First operand 110809 states and 126575 transitions. Second operand 17 states. [2018-12-02 07:55:04,041 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2018-12-02 07:55:05,636 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 50 [2018-12-02 07:55:06,073 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2018-12-02 07:55:17,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:55:17,994 INFO L93 Difference]: Finished difference Result 236298 states and 271490 transitions. [2018-12-02 07:55:17,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-12-02 07:55:17,995 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 1207 [2018-12-02 07:55:17,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:55:18,256 INFO L225 Difference]: With dead ends: 236298 [2018-12-02 07:55:18,256 INFO L226 Difference]: Without dead ends: 127694 [2018-12-02 07:55:18,377 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2510 GetRequests, 2444 SyntacticMatches, 3 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1166 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=754, Invalid=3406, Unknown=0, NotChecked=0, Total=4160 [2018-12-02 07:55:18,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127694 states. [2018-12-02 07:55:19,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127694 to 126706. [2018-12-02 07:55:19,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126706 states. [2018-12-02 07:55:19,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126706 states to 126706 states and 144635 transitions. [2018-12-02 07:55:19,994 INFO L78 Accepts]: Start accepts. Automaton has 126706 states and 144635 transitions. Word has length 1207 [2018-12-02 07:55:19,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:55:19,994 INFO L480 AbstractCegarLoop]: Abstraction has 126706 states and 144635 transitions. [2018-12-02 07:55:19,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-02 07:55:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 126706 states and 144635 transitions. [2018-12-02 07:55:20,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1400 [2018-12-02 07:55:20,135 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:55:20,135 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:55:20,136 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:55:20,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:55:20,136 INFO L82 PathProgramCache]: Analyzing trace with hash 894928925, now seen corresponding path program 1 times [2018-12-02 07:55:20,137 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:55:20,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:55:20,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:55:20,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:55:20,137 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:55:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:55:21,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1952 backedges. 23 proven. 287 refuted. 0 times theorem prover too weak. 1642 trivial. 0 not checked. [2018-12-02 07:55:21,257 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:55:21,257 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:55:21,258 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1400 with the following transitions: [2018-12-02 07:55:21,258 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [273], [274], [278], [282], [286], [297], [301], [305], [309], [313], [317], [321], [325], [336], [340], [344], [348], [352], [363], [367], [371], [375], [379], [383], [387], [391], [395], [399], [403], [407], [411], [415], [426], [430], [434], [445], [449], [453], [464], [475], [479], [483], [487], [491], [495], [499], [503], [507], [511], [515], [519], [530], [534], [538], [549], [553], [557], [561], [565], [569], [573], [584], [587], [592], [594], [595], [599], [603], [614], [618], [621], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:55:21,262 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:55:21,262 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:55:21,719 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:55:21,719 INFO L272 AbstractInterpreter]: Visited 427 different actions 865 times. Merged at 11 different actions 24 times. Never widened. Performed 12741 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12741 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 6 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-02 07:55:21,723 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:55:21,723 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:55:21,723 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:55:21,723 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:55:21,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:55:21,730 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:55:21,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:55:21,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:55:22,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1952 backedges. 1073 proven. 51 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2018-12-02 07:55:22,444 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:55:23,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1952 backedges. 1119 proven. 5 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2018-12-02 07:55:23,468 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:55:23,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 6, 6] total 19 [2018-12-02 07:55:23,469 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:55:23,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 07:55:23,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 07:55:23,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=241, Unknown=0, NotChecked=0, Total=342 [2018-12-02 07:55:23,470 INFO L87 Difference]: Start difference. First operand 126706 states and 144635 transitions. Second operand 16 states. [2018-12-02 07:55:33,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:55:33,665 INFO L93 Difference]: Finished difference Result 299101 states and 347295 transitions. [2018-12-02 07:55:33,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-12-02 07:55:33,666 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1399 [2018-12-02 07:55:33,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:55:34,108 INFO L225 Difference]: With dead ends: 299101 [2018-12-02 07:55:34,108 INFO L226 Difference]: Without dead ends: 173720 [2018-12-02 07:55:34,269 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2867 GetRequests, 2822 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 446 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=587, Invalid=1305, Unknown=0, NotChecked=0, Total=1892 [2018-12-02 07:55:34,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173720 states. [2018-12-02 07:55:36,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173720 to 154872. [2018-12-02 07:55:36,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154872 states. [2018-12-02 07:55:36,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154872 states to 154872 states and 175178 transitions. [2018-12-02 07:55:36,514 INFO L78 Accepts]: Start accepts. Automaton has 154872 states and 175178 transitions. Word has length 1399 [2018-12-02 07:55:36,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:55:36,515 INFO L480 AbstractCegarLoop]: Abstraction has 154872 states and 175178 transitions. [2018-12-02 07:55:36,515 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 07:55:36,515 INFO L276 IsEmpty]: Start isEmpty. Operand 154872 states and 175178 transitions. [2018-12-02 07:55:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1481 [2018-12-02 07:55:36,782 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:55:36,782 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:55:36,783 INFO L423 AbstractCegarLoop]: === Iteration 21 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:55:36,783 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:55:36,783 INFO L82 PathProgramCache]: Analyzing trace with hash -994575727, now seen corresponding path program 1 times [2018-12-02 07:55:36,783 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:55:36,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:55:36,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:55:36,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:55:36,784 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:55:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:55:37,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 1621 proven. 7 refuted. 0 times theorem prover too weak. 829 trivial. 0 not checked. [2018-12-02 07:55:37,736 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:55:37,736 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:55:37,737 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1481 with the following transitions: [2018-12-02 07:55:37,737 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [274], [278], [282], [286], [297], [301], [305], [309], [313], [317], [321], [325], [336], [340], [344], [348], [352], [363], [367], [371], [375], [379], [383], [387], [391], [395], [399], [403], [407], [411], [415], [426], [430], [434], [445], [449], [453], [464], [475], [479], [483], [487], [491], [495], [499], [503], [507], [511], [515], [519], [530], [534], [538], [549], [553], [557], [561], [565], [569], [573], [584], [587], [592], [594], [595], [599], [603], [614], [618], [622], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [670], [674], [678], [689], [693], [697], [701], [705], [709], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1662], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2069], [2070], [2074], [2078], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:55:37,740 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:55:37,740 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:55:38,230 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:55:38,230 INFO L272 AbstractInterpreter]: Visited 448 different actions 909 times. Merged at 12 different actions 26 times. Never widened. Performed 13368 root evaluator evaluations with a maximum evaluation depth of 18. Performed 13368 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 3 different actions. Largest state had 26 variables. [2018-12-02 07:55:38,231 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:55:38,231 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:55:38,231 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:55:38,231 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:55:38,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:55:38,238 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:55:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:55:38,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:55:39,036 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2018-12-02 07:55:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 1130 proven. 994 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2018-12-02 07:55:42,227 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:55:42,760 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2018-12-02 07:55:43,182 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2018-12-02 07:55:44,141 WARN L180 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 48 [2018-12-02 07:55:44,464 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2018-12-02 07:55:45,130 WARN L180 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2018-12-02 07:55:45,676 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 68 [2018-12-02 07:55:45,856 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2018-12-02 07:55:52,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 1548 proven. 338 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2018-12-02 07:55:52,321 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:55:52,322 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 20, 21] total 41 [2018-12-02 07:55:52,322 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:55:52,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-12-02 07:55:52,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-12-02 07:55:52,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=1360, Unknown=0, NotChecked=0, Total=1640 [2018-12-02 07:55:52,323 INFO L87 Difference]: Start difference. First operand 154872 states and 175178 transitions. Second operand 25 states. [2018-12-02 07:55:57,358 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 33 [2018-12-02 07:56:03,404 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 23 [2018-12-02 07:56:05,358 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2018-12-02 07:56:16,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:56:16,180 INFO L93 Difference]: Finished difference Result 310381 states and 352200 transitions. [2018-12-02 07:56:16,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2018-12-02 07:56:16,180 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 1480 [2018-12-02 07:56:16,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:56:16,498 INFO L225 Difference]: With dead ends: 310381 [2018-12-02 07:56:16,498 INFO L226 Difference]: Without dead ends: 158590 [2018-12-02 07:56:16,657 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3097 GetRequests, 2976 SyntacticMatches, 3 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4408 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=2944, Invalid=11336, Unknown=0, NotChecked=0, Total=14280 [2018-12-02 07:56:16,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158590 states. [2018-12-02 07:56:18,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158590 to 154445. [2018-12-02 07:56:18,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154445 states. [2018-12-02 07:56:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154445 states to 154445 states and 174772 transitions. [2018-12-02 07:56:18,515 INFO L78 Accepts]: Start accepts. Automaton has 154445 states and 174772 transitions. Word has length 1480 [2018-12-02 07:56:18,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:56:18,516 INFO L480 AbstractCegarLoop]: Abstraction has 154445 states and 174772 transitions. [2018-12-02 07:56:18,516 INFO L481 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-12-02 07:56:18,516 INFO L276 IsEmpty]: Start isEmpty. Operand 154445 states and 174772 transitions. [2018-12-02 07:56:18,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1606 [2018-12-02 07:56:18,710 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:56:18,710 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 07:56:18,710 INFO L423 AbstractCegarLoop]: === Iteration 22 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:56:18,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:56:18,711 INFO L82 PathProgramCache]: Analyzing trace with hash -502715098, now seen corresponding path program 1 times [2018-12-02 07:56:18,711 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:56:18,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:56:18,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:56:18,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:56:18,711 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:56:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:56:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 4151 backedges. 1381 proven. 883 refuted. 0 times theorem prover too weak. 1887 trivial. 0 not checked. [2018-12-02 07:56:19,816 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:56:19,816 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:56:19,816 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1606 with the following transitions: [2018-12-02 07:56:19,816 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [95], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [273], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1570], [1575], [1577], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1626], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1670], [1675], [1677], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2081], [2086], [2088], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:56:19,819 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:56:19,819 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:56:20,157 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:56:20,157 INFO L272 AbstractInterpreter]: Visited 368 different actions 747 times. Merged at 14 different actions 28 times. Never widened. Performed 10723 root evaluator evaluations with a maximum evaluation depth of 18. Performed 10723 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 9 fixpoints after 4 different actions. Largest state had 26 variables. [2018-12-02 07:56:20,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:56:20,159 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:56:20,159 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:56:20,159 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:56:20,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:56:20,164 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:56:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:56:20,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:56:21,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4151 backedges. 3070 proven. 6 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2018-12-02 07:56:21,103 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:56:22,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4151 backedges. 1381 proven. 1040 refuted. 0 times theorem prover too weak. 1730 trivial. 0 not checked. [2018-12-02 07:56:22,314 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:56:22,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 9] total 16 [2018-12-02 07:56:22,314 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:56:22,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 07:56:22,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 07:56:22,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2018-12-02 07:56:22,315 INFO L87 Difference]: Start difference. First operand 154445 states and 174772 transitions. Second operand 10 states. [2018-12-02 07:56:32,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:56:32,538 INFO L93 Difference]: Finished difference Result 330729 states and 376502 transitions. [2018-12-02 07:56:32,539 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-02 07:56:32,539 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1605 [2018-12-02 07:56:32,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:56:32,897 INFO L225 Difference]: With dead ends: 330729 [2018-12-02 07:56:32,897 INFO L226 Difference]: Without dead ends: 179365 [2018-12-02 07:56:33,042 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3252 GetRequests, 3218 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=296, Invalid=696, Unknown=0, NotChecked=0, Total=992 [2018-12-02 07:56:33,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179365 states. [2018-12-02 07:56:35,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179365 to 166986. [2018-12-02 07:56:35,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166986 states. [2018-12-02 07:56:35,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166986 states to 166986 states and 187531 transitions. [2018-12-02 07:56:35,263 INFO L78 Accepts]: Start accepts. Automaton has 166986 states and 187531 transitions. Word has length 1605 [2018-12-02 07:56:35,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:56:35,265 INFO L480 AbstractCegarLoop]: Abstraction has 166986 states and 187531 transitions. [2018-12-02 07:56:35,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 07:56:35,265 INFO L276 IsEmpty]: Start isEmpty. Operand 166986 states and 187531 transitions. [2018-12-02 07:56:35,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1765 [2018-12-02 07:56:35,458 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:56:35,459 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:56:35,459 INFO L423 AbstractCegarLoop]: === Iteration 23 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:56:35,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:56:35,459 INFO L82 PathProgramCache]: Analyzing trace with hash 831882319, now seen corresponding path program 1 times [2018-12-02 07:56:35,459 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 07:56:35,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:56:35,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:56:35,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:56:35,460 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 07:56:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:56:36,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4483 backedges. 1717 proven. 52 refuted. 0 times theorem prover too weak. 2714 trivial. 0 not checked. [2018-12-02 07:56:36,886 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:56:36,886 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 07:56:36,886 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1765 with the following transitions: [2018-12-02 07:56:36,887 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [37], [41], [45], [56], [60], [64], [68], [72], [76], [80], [84], [88], [92], [95], [96], [100], [104], [115], [119], [123], [127], [138], [142], [146], [150], [154], [158], [169], [173], [177], [181], [185], [189], [193], [204], [208], [212], [215], [216], [227], [231], [235], [239], [250], [254], [258], [262], [266], [270], [273], [710], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1066], [1068], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1204], [1208], [1212], [1216], [1220], [1224], [1228], [1232], [1236], [1240], [1244], [1255], [1259], [1263], [1267], [1271], [1275], [1278], [1279], [1282], [1283], [1287], [1291], [1295], [1299], [1303], [1307], [1318], [1322], [1326], [1330], [1334], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1376], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1428], [1432], [1436], [1440], [1451], [1455], [1459], [1463], [1467], [1471], [1475], [1479], [1490], [1501], [1505], [1516], [1520], [1524], [1528], [1532], [1536], [1540], [1544], [1548], [1559], [1563], [1567], [1578], [1582], [1593], [1597], [1601], [1612], [1623], [1627], [1631], [1635], [1639], [1643], [1647], [1651], [1655], [1659], [1663], [1667], [1678], [1689], [1693], [1697], [1701], [1705], [1709], [1713], [1717], [1728], [1732], [1736], [1747], [1751], [1755], [1759], [1763], [1766], [1767], [1771], [1775], [1779], [1783], [1787], [1791], [1795], [1799], [1803], [1807], [1818], [1822], [1826], [1830], [1834], [1838], [1842], [1846], [1850], [1854], [1858], [1862], [1866], [1870], [1874], [1878], [1882], [1886], [1890], [1894], [1898], [1902], [1906], [1910], [1914], [1918], [1922], [1933], [1937], [1941], [1945], [1949], [1960], [1964], [1968], [1972], [1976], [1980], [1984], [1988], [1992], [1996], [2000], [2004], [2008], [2012], [2016], [2020], [2024], [2028], [2039], [2043], [2047], [2051], [2055], [2066], [2070], [2074], [2078], [2081], [2086], [2088], [2089], [2093], [2104], [2108], [2119], [2123], [2127], [2131], [2135], [2139], [2143], [2147], [2151], [2155], [2159], [2163], [2167], [2171], [2175], [2179], [2183], [2187], [2191], [2202], [2206], [2210], [2214], [2218], [2229], [2233], [2237], [2241], [2252], [2256], [2260], [2264], [2268], [2272], [2276], [2278], [2279], [2283], [2292], [2296], [2298], [2303], [2304], [2305], [2306], [2307], [2309], [2310] [2018-12-02 07:56:36,890 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 07:56:36,890 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 07:56:37,240 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 07:56:37,241 INFO L272 AbstractInterpreter]: Visited 364 different actions 742 times. Merged at 14 different actions 27 times. Never widened. Performed 10774 root evaluator evaluations with a maximum evaluation depth of 18. Performed 10774 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 9 fixpoints after 4 different actions. Largest state had 26 variables. [2018-12-02 07:56:37,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:56:37,243 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 07:56:37,243 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:56:37,243 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:56:37,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:56:37,249 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 07:56:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:56:37,447 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:56:39,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4483 backedges. 1717 proven. 52 refuted. 0 times theorem prover too weak. 2714 trivial. 0 not checked. [2018-12-02 07:56:39,589 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 07:56:41,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4483 backedges. 1767 proven. 2 refuted. 0 times theorem prover too weak. 2714 trivial. 0 not checked. [2018-12-02 07:56:41,206 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 07:56:41,207 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 15 [2018-12-02 07:56:41,207 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 07:56:41,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-02 07:56:41,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-02 07:56:41,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2018-12-02 07:56:41,208 INFO L87 Difference]: Start difference. First operand 166986 states and 187531 transitions. Second operand 11 states. [2018-12-02 07:56:57,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:56:57,955 INFO L93 Difference]: Finished difference Result 348872 states and 391272 transitions. [2018-12-02 07:56:57,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-02 07:56:57,955 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1764 [2018-12-02 07:56:57,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:56:57,958 INFO L225 Difference]: With dead ends: 348872 [2018-12-02 07:56:57,958 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 07:56:58,184 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3556 GetRequests, 3532 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=399, Unknown=0, NotChecked=0, Total=552 [2018-12-02 07:56:58,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 07:56:58,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 07:56:58,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 07:56:58,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 07:56:58,186 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1764 [2018-12-02 07:56:58,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:56:58,186 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 07:56:58,186 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-02 07:56:58,186 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 07:56:58,186 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 07:56:58,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 07:56:58,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:58,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:56:59,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:00,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:01,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:01,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:01,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:02,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:03,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:04,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:05,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:05,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:05,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:08,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:08,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:08,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:08,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:08,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:08,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:09,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:09,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:09,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:09,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:09,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:10,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:10,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:10,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:10,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,398 WARN L180 SmtUtils]: Spent 12.20 s on a formula simplification. DAG size of input: 3016 DAG size of output: 2805 [2018-12-02 07:57:12,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:12,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:13,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:14,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:14,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:14,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:14,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:14,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:15,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:17,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:18,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:18,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:18,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:21,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:22,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:22,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:23,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:23,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:23,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:24,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:24,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:24,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:57:24,920 WARN L180 SmtUtils]: Spent 11.44 s on a formula simplification. DAG size of input: 2826 DAG size of output: 2624 [2018-12-02 07:57:50,564 WARN L180 SmtUtils]: Spent 25.48 s on a formula simplification. DAG size of input: 1928 DAG size of output: 203 [2018-12-02 07:58:08,918 WARN L180 SmtUtils]: Spent 18.27 s on a formula simplification. DAG size of input: 1941 DAG size of output: 236 [2018-12-02 07:59:03,064 WARN L180 SmtUtils]: Spent 54.12 s on a formula simplification. DAG size of input: 2771 DAG size of output: 160 [2018-12-02 07:59:26,458 WARN L180 SmtUtils]: Spent 23.33 s on a formula simplification. DAG size of input: 1963 DAG size of output: 224 [2018-12-02 08:00:22,636 WARN L180 SmtUtils]: Spent 56.16 s on a formula simplification. DAG size of input: 2592 DAG size of output: 125 [2018-12-02 08:00:22,638 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 08:00:22,638 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a24~0 |old(~a24~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a26~0 |old(~a26~0)|)) [2018-12-02 08:00:22,638 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 08:00:22,638 INFO L448 ceAbstractionStarter]: For program point L1984(lines 1984 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,638 INFO L448 ceAbstractionStarter]: For program point L1852(lines 1852 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,638 INFO L448 ceAbstractionStarter]: For program point L1819(lines 1819 1830) no Hoare annotation was computed. [2018-12-02 08:00:22,638 INFO L448 ceAbstractionStarter]: For program point L1819-2(lines 1819 1830) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1646 2572) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L1654(lines 1654 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2514(lines 2514 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2382(lines 2382 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2118(lines 2118 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2416(lines 2416 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2317(lines 2317 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2152(lines 2152 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2185(lines 2185 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2086(lines 2086 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2020(lines 2020 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L1888(lines 1888 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L1756(lines 1756 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L1723(lines 1723 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2318(lines 2318 2329) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2351(lines 2351 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2318-2(lines 2318 2329) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2186(lines 2186 2196) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2186-2(lines 2186 2196) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2021(lines 2021 2030) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2021-2(lines 2021 2030) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L1922(lines 1922 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2517(lines 2517 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L2220(lines 2220 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,639 INFO L448 ceAbstractionStarter]: For program point L1956(lines 1956 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1791(lines 1791 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1659(lines 1659 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2551(lines 2551 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2287(lines 2287 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1858(lines 1858 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1792(lines 1792 1800) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1792-2(lines 1792 1800) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2486(lines 2486 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2453(lines 2453 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1646 2572) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2057(lines 2057 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1991(lines 1991 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1859(lines 1859 1867) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1859-2(lines 1859 1867) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1694(lines 1694 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2256(lines 2256 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2157(lines 2157 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2422(lines 2422 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2389(lines 2389 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2224(lines 2224 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2092(lines 2092 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2125(lines 2125 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1927(lines 1927 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2522(lines 2522 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2390(lines 2390 2402) no Hoare annotation was computed. [2018-12-02 08:00:22,640 INFO L448 ceAbstractionStarter]: For program point L2390-2(lines 2390 2402) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1895(lines 1895 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1763(lines 1763 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1730(lines 1730 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2358(lines 2358 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1995(lines 1995 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2557(lines 2557 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2491(lines 2491 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2293(lines 2293 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2095(lines 2095 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1963(lines 1963 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1831(lines 1831 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2129(lines 2129 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2063(lines 2063 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1964(lines 1964 1974) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1964-2(lines 1964 1974) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1700(lines 1700 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2460(lines 2460 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2163(lines 2163 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2031(lines 2031 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1932(lines 1932 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2527(lines 2527 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2263(lines 2263 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L2197(lines 2197 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1933(lines 1933 1944) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1900(lines 1900 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1933-2(lines 1933 1944) no Hoare annotation was computed. [2018-12-02 08:00:22,641 INFO L448 ceAbstractionStarter]: For program point L1801(lines 1801 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L1735(lines 1735 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2528(lines 2528 2538) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2528-2(lines 2528 2538) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2429(lines 2429 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2330(lines 2330 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2297(lines 2297 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2231(lines 2231 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L1868(lines 1868 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L1670(lines 1670 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2496(lines 2496 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2430(lines 2430 2439) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2430-2(lines 2430 2439) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2232(lines 2232 2243) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2232-2(lines 2232 2243) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L1770(lines 1770 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2563(lines 2563 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2365(lines 2365 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2101(lines 2101 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2002(lines 2002 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L1837(lines 1837 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2168(lines 2168 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2135(lines 2135 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2069(lines 2069 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2334(lines 2334 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L2268(lines 2268 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,642 INFO L448 ceAbstractionStarter]: For program point L1707(lines 1707 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2467(lines 2467 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2302(lines 2302 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2203(lines 2203 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2038(lines 2038 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1906(lines 1906 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1807(lines 1807 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1741(lines 1741 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1708(lines 1708 1717) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1708-2(lines 1708 1717) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2105(lines 2105 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1907(lines 1907 1915) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1907-2(lines 1907 1915) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2502(lines 2502 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2403(lines 2403 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2172(lines 2172 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2106(lines 2106 2112) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2106-2(lines 2106 2112) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2007(lines 2007 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1875(lines 1875 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1842(lines 1842 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L1677(lines 1677 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2404(lines 2404 2415) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2404-2(lines 2404 2415) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2371(lines 2371 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,643 INFO L448 ceAbstractionStarter]: For program point L2140(lines 2140 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2074(lines 2074 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L1975(lines 1975 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L1777(lines 1777 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2339(lines 2339 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2075(lines 2075 2085) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2075-2(lines 2075 2085) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L1745(lines 1745 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2472(lines 2472 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2340(lines 2340 2350) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2340-2(lines 2340 2350) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2307(lines 2307 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2043(lines 2043 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2010(lines 2010 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L1845(lines 1845 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L1812(lines 1812 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2539(lines 2539 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2440(lines 2440 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2275(lines 2275 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2209(lines 2209 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L1945(lines 1945 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2210(lines 2210 2219) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2210-2(lines 2210 2219) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L1979(lines 1979 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L1649(lines 1649 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,644 INFO L448 ceAbstractionStarter]: For program point L2475(lines 2475 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L2244(lines 2244 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L2178(lines 2178 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L2145(lines 2145 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L1881(lines 1881 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L1749(lines 1749 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L1683(lines 1683 1693) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L1683-2(lines 1683 1693) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L2509(lines 2509 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L2377(lines 2377 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L2245(lines 2245 2255) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L2245-2(lines 2245 2255) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L2113(lines 2113 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1646 2572) the Hoare annotation is: (let ((.cse22 (< |old(~a26~0)| 218)) (.cse19 (<= |old(~a28~0)| 300)) (.cse0 (< 0 (+ |old(~a14~0)| 84))) (.cse26 (= |old(~a24~0)| ~a24~0))) (let ((.cse3 (or (and (<= 218 ~a26~0) .cse26) (and (< 300 ~a28~0) .cse26))) (.cse23 (and .cse0 (= 1 |old(~a24~0)|) (<= (+ (div |old(~a14~0)| 299909) 1) 0) (<= |old(~a28~0)| 37) (< 217 |old(~a26~0)|))) (.cse1 (and .cse22 .cse19)) (.cse2 (< 1 |old(~a24~0)|)) (.cse20 (= ~a28~0 |old(~a28~0)|)) (.cse27 (<= ~a28~0 |old(~a28~0)|)) (.cse24 (= ~a14~0 |old(~a14~0)|)) (.cse25 (= ~a26~0 |old(~a26~0)|)) (.cse11 (+ |old(~a14~0)| 114)) (.cse30 (+ |old(~a14~0)| 182))) (let ((.cse6 (< 0 .cse30)) (.cse14 (< 0 .cse11)) (.cse15 (< 63 |old(~a26~0)|)) (.cse18 (forall ((v_prenex_25 Int)) (let ((.cse31 (mod (+ v_prenex_25 6) 82))) (or (<= 89948 v_prenex_25) (= 0 .cse31) (< |old(~a28~0)| (+ .cse31 137)))))) (.cse16 (<= .cse30 0)) (.cse5 (< 194 |old(~a26~0)|)) (.cse17 (and .cse27 .cse26 .cse24 .cse25)) (.cse4 (not (= 3 |old(~a24~0)|))) (.cse10 (< 124 |old(~a26~0)|)) (.cse7 (and .cse24 .cse25 .cse26 .cse20)) (.cse8 (< 134 |old(~a28~0)|)) (.cse13 (or .cse23 (or .cse1 .cse2))) (.cse12 (and (and .cse20 (and .cse3 (<= ~a24~0 1)) (or (< 0 (+ (div ~a14~0 299909) 1)) (< 37 ~a28~0) (<= (+ ~a14~0 84) 0) (not (= 1 ~a24~0)))) .cse24 .cse25)) (.cse9 (< 127 ~a21~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (or (and .cse10 (<= .cse11 0) .cse6 (<= |old(~a26~0)| 217)) .cse12 (or .cse13 (< 532590 |old(~a26~0)|)) .cse9) (or .cse7 .cse4 .cse14 .cse15 .cse16 .cse9) (or .cse17 (or .cse2 (< 222 |old(~a26~0)|) .cse9) (forall ((v_prenex_21 Int)) (or (< v_prenex_21 0) (< (mod v_prenex_21 299849) (+ |old(~a28~0)| 299977))))) (or .cse4 .cse16 .cse7 .cse14 .cse8 .cse9) (or .cse4 (< 120 |old(~a26~0)|) .cse16 .cse7 .cse18 .cse9) (or .cse19 .cse7 .cse4 .cse6 .cse9) (or (< 0 (+ |old(~a26~0)| 67628)) .cse2 .cse9 .cse20) (or (forall ((v_prenex_29 Int)) (let ((.cse21 (+ (* 10 v_prenex_29) 4478310))) (or (< (+ v_prenex_29 181) 0) (< .cse21 0) (< 0 (+ v_prenex_29 114)) (< (div (* 9 (div .cse21 9)) 10) (+ |old(~a14~0)| 549809))))) .cse2 .cse20 .cse9) (or .cse7 (or .cse22 .cse6) .cse4 .cse18 .cse9) (or .cse4 .cse14 .cse7 .cse19 (< 121 |old(~a26~0)|) .cse9) (or .cse0 .cse8 (<= ~a28~0 134) .cse2) (or (or .cse8 .cse2) .cse7 .cse23 .cse9) (or .cse4 .cse15 .cse7 .cse18 .cse9) (or (and .cse20 .cse24 (= 2 ~a24~0) .cse25) (not (= 2 |old(~a24~0)|)) .cse9) (or .cse0 .cse4 .cse7 (< 0 (+ |old(~a26~0)| 68)) .cse16 .cse9) (or (and (and .cse26 .cse25) .cse24) .cse2 .cse10) (or .cse27 .cse5 .cse1 .cse2 .cse9) (or .cse17 .cse2 (forall ((v_prenex_9 Int)) (let ((.cse28 (+ (mod v_prenex_9 299849) 300149))) (or (< (div .cse28 5) (+ |old(~a28~0)| 597571)) (< .cse28 0) (< v_prenex_9 0))))) (or .cse0 (and .cse26 .cse24 .cse25) .cse2) (or .cse0 .cse4 .cse10 .cse7 .cse8 .cse9) (or .cse13 (forall ((v_prenex_28 Int)) (let ((.cse29 (+ (* 10 v_prenex_28) 4478310))) (or (< (+ v_prenex_28 181) 0) (< 0 (+ v_prenex_28 114)) (< .cse29 0) (not (= (div .cse29 9) |old(~a14~0)|))))) .cse12 .cse9))))) [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L1916(lines 1916 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L1784(lines 1784 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L1718(lines 1718 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,645 INFO L448 ceAbstractionStarter]: For program point L2544(lines 2544 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L2313(lines 2313 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L2016(lines 2016 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L1950(lines 1950 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L1818(lines 1818 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L2446(lines 2446 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L2479(lines 2479 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L2281(lines 2281 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L2050(lines 2050 2570) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L762(lines 762 770) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L762-2(lines 762 770) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L1159(lines 1159 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L565(lines 565 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L1556(lines 1556 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L1490(lines 1490 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L433(lines 433 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L1424(lines 1424 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L169-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L103-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L1094(lines 1094 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L37-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L1028(lines 1028 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L698(lines 698 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,646 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 377) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L368-2(lines 368 377) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L104(line 104) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L38(line 38) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L634(lines 634 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L172-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L106-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 908) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L899-2(lines 899 908) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L1626(lines 1626 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L107(line 107) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L41(line 41) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L570(lines 570 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L1429(lines 1429 1439) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L1429-2(lines 1429 1439) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,647 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L1231(lines 1231 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L175-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L109-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L1100(lines 1100 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L43-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L1034(lines 1034 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L1563(lines 1563 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L1365(lines 1365 1376) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L1365-2(lines 1365 1376) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L771(lines 771 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L243(lines 243 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L838(lines 838 846) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L838-2(lines 838 846) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L640(lines 640 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L178-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,648 INFO L448 ceAbstractionStarter]: For program point L112-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L46-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L1632(lines 1632 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L47(line 47) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L972(lines 972 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L576(lines 576 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L709(lines 709 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L313(lines 313 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L181-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L115-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L1106(lines 1106 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L49-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L1040(lines 1040 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L776(lines 776 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L710-2(lines 710 718) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L446(lines 446 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L50(line 50) no Hoare annotation was computed. [2018-12-02 08:00:22,649 INFO L448 ceAbstractionStarter]: For program point L975(lines 975 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L909(lines 909 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L1636(lines 1636 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L1570(lines 1570 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L1504(lines 1504 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L1306(lines 1306 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L184-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L1044(lines 1044 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L582(lines 582 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L913(lines 913 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L847(lines 847 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L781(lines 781 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,650 INFO L448 ceAbstractionStarter]: For program point L1574(lines 1574 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L451(lines 451 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L385(lines 385 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L319(lines 319 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L1244(lines 1244 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L187-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L121-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L55-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 858) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L848-2(lines 848 858) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L1575(lines 1575 1581) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L1575-2(lines 1575 1581) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L1377(lines 1377 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L1179(lines 1179 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L1113(lines 1113 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L56(line 56) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,651 INFO L448 ceAbstractionStarter]: For program point L1444(lines 1444 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L444 ceAbstractionStarter]: At program point L1643(line 1643) the Hoare annotation is: (let ((.cse15 (< |old(~a26~0)| 218)) (.cse11 (<= |old(~a28~0)| 300))) (let ((.cse16 (= |calculate_output_#in~input| calculate_output_~input)) (.cse17 (= ~a14~0 |old(~a14~0)|)) (.cse18 (= ~a26~0 |old(~a26~0)|)) (.cse13 (= ~a28~0 |old(~a28~0)|)) (.cse30 (+ |old(~a14~0)| 182)) (.cse22 (+ |old(~a14~0)| 114)) (.cse7 (and .cse15 .cse11)) (.cse8 (< 1 |old(~a24~0)|)) (.cse26 (= |old(~a24~0)| ~a24~0))) (let ((.cse9 (or (and (<= 218 ~a26~0) .cse26) (and (< 300 ~a28~0) .cse26))) (.cse19 (or .cse7 .cse8)) (.cse10 (< 0 .cse22)) (.cse12 (<= .cse30 0)) (.cse21 (< 124 |old(~a26~0)|)) (.cse1 (< 194 |old(~a26~0)|)) (.cse4 (< 134 |old(~a28~0)|)) (.cse27 (<= ~a28~0 |old(~a28~0)|)) (.cse6 (< 0 (+ |old(~a14~0)| 84))) (.cse24 (< 63 |old(~a26~0)|)) (.cse14 (forall ((v_prenex_25 Int)) (let ((.cse31 (mod (+ v_prenex_25 6) 82))) (or (<= 89948 v_prenex_25) (= 0 .cse31) (< |old(~a28~0)| (+ .cse31 137)))))) (.cse0 (not (= 3 |old(~a24~0)|))) (.cse2 (< 0 .cse30)) (.cse3 (and .cse16 .cse17 .cse18 .cse26 .cse13)) (.cse23 (not (= 2 |old(~a24~0)|))) (.cse28 (< 37 ~a28~0)) (.cse5 (< 127 ~a21~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9) (or .cse0 .cse10 .cse11 (< 121 |old(~a26~0)|) .cse3 .cse5) (or .cse3 .cse0 .cse12 .cse10 .cse4 .cse5) (or (< 0 (+ |old(~a26~0)| 67628)) .cse8 .cse13 .cse5) (or .cse3 .cse0 (< 120 |old(~a26~0)|) .cse12 .cse14 .cse5) (or .cse3 (or .cse15 .cse2) .cse0 .cse14 .cse5) (or (and (and .cse13 .cse9) .cse16 .cse17 .cse18) .cse19 (forall ((v_prenex_28 Int)) (let ((.cse20 (+ (* 10 v_prenex_28) 4478310))) (or (< (+ v_prenex_28 181) 0) (< 0 (+ v_prenex_28 114)) (< .cse20 0) (not (= (div .cse20 9) |old(~a14~0)|))))) .cse5) (or (and .cse21 (<= .cse22 0) .cse2 (<= |old(~a26~0)| 217)) (and .cse13 .cse16 (= ~a24~0 |old(~a24~0)|) .cse17 .cse18) (or .cse19 (< 532590 |old(~a26~0)|)) .cse5) (or .cse6 .cse0 .cse21 .cse3 .cse4 .cse5) (or (and .cse16 .cse17 .cse18 .cse13 (= 2 ~a24~0)) .cse23 .cse5) (or .cse0 .cse10 .cse24 .cse12 .cse3 .cse5) (or .cse6 .cse4 (<= ~a28~0 134) .cse8) (or (and .cse16 .cse13) (forall ((v_prenex_29 Int)) (let ((.cse25 (+ (* 10 v_prenex_29) 4478310))) (or (< (+ v_prenex_29 181) 0) (< .cse25 0) (< 0 (+ v_prenex_29 114)) (< (div (* 9 (div .cse25 9)) 10) (+ |old(~a14~0)| 549809))))) .cse8 .cse5) (or .cse6 .cse0 .cse3 (< 0 (+ |old(~a26~0)| 68)) .cse12 .cse5) (or (and (and .cse26 .cse18) .cse17) .cse8 .cse21) (or .cse27 .cse1 .cse7 .cse8 .cse5) (or (or .cse4 .cse8) .cse5 (and .cse16 .cse17 .cse18 .cse26 .cse13 (or (< 0 (+ (div ~a14~0 299909) 1)) (<= ~a26~0 217) .cse28 (<= (+ ~a14~0 84) 0) (not (= 1 ~a24~0))))) (or (and .cse27 .cse26 .cse17 .cse18) .cse8 (forall ((v_prenex_9 Int)) (let ((.cse29 (+ (mod v_prenex_9 299849) 300149))) (or (< (div .cse29 5) (+ |old(~a28~0)| 597571)) (< .cse29 0) (< v_prenex_9 0))))) (or .cse6 (and .cse26 .cse17 .cse18) .cse8) (or .cse0 .cse24 .cse3 .cse14 .cse5) (or .cse11 .cse0 .cse2 .cse5 .cse3) (or .cse23 (or (not (= calculate_output_~input 6)) (< 0 (+ ~a14~0 182)) .cse28 (< 0 (+ ~a26~0 68))) .cse5))))) [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L1643-1(line 1643) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L190-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L124-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L719(lines 719 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L653(lines 653 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L59(line 59) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L1050(lines 1050 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,652 INFO L448 ceAbstractionStarter]: For program point L522(lines 522 531) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 24 1644) the Hoare annotation is: (let ((.cse23 (= |old(~a24~0)| ~a24~0)) (.cse22 (< |old(~a26~0)| 218)) (.cse19 (<= |old(~a28~0)| 300))) (let ((.cse3 (= ~a14~0 |old(~a14~0)|)) (.cse4 (= ~a26~0 |old(~a26~0)|)) (.cse7 (and .cse22 .cse19)) (.cse1 (< 1 |old(~a24~0)|)) (.cse2 (= ~a28~0 |old(~a28~0)|)) (.cse8 (or (and (<= 218 ~a26~0) .cse23) (and (< 300 ~a28~0) .cse23))) (.cse28 (+ |old(~a14~0)| 182)) (.cse26 (+ |old(~a14~0)| 114))) (let ((.cse14 (< 0 .cse26)) (.cse20 (< 63 |old(~a26~0)|)) (.cse18 (forall ((v_prenex_25 Int)) (let ((.cse29 (mod (+ v_prenex_25 6) 82))) (or (<= 89948 v_prenex_25) (= 0 .cse29) (< |old(~a28~0)| (+ .cse29 137)))))) (.cse13 (<= .cse28 0)) (.cse16 (< 194 |old(~a26~0)|)) (.cse17 (< 0 .cse28)) (.cse11 (and .cse2 (and .cse8 (<= ~a24~0 1)))) (.cse9 (or .cse7 .cse1)) (.cse25 (<= ~a28~0 |old(~a28~0)|)) (.cse6 (< 0 (+ |old(~a14~0)| 84))) (.cse12 (not (= 3 |old(~a24~0)|))) (.cse24 (< 124 |old(~a26~0)|)) (.cse15 (and .cse3 .cse4 .cse23 .cse2)) (.cse0 (< 134 |old(~a28~0)|)) (.cse5 (< 127 ~a21~0))) (and (or (or .cse0 .cse1) (and (= ~a24~0 |old(~a24~0)|) .cse2 .cse3 .cse4) .cse5) (or .cse6 .cse7 .cse1 .cse8) (or .cse9 (forall ((v_prenex_28 Int)) (let ((.cse10 (+ (* 10 v_prenex_28) 4478310))) (or (< (+ v_prenex_28 181) 0) (< 0 (+ v_prenex_28 114)) (< .cse10 0) (not (= (div .cse10 9) |old(~a14~0)|))))) (and .cse11 .cse3 .cse4) .cse5) (or .cse12 .cse13 .cse14 .cse15 .cse0 .cse5) (or .cse12 .cse16 .cse17 .cse15 .cse0 .cse5) (or .cse12 (< 120 |old(~a26~0)|) .cse13 .cse15 .cse18 .cse5) (or .cse19 .cse15 .cse12 .cse17 .cse5) (or .cse15 (or .cse12 .cse20 .cse13 .cse5) .cse14) (or (forall ((v_prenex_29 Int)) (let ((.cse21 (+ (* 10 v_prenex_29) 4478310))) (or (< (+ v_prenex_29 181) 0) (< .cse21 0) (< 0 (+ v_prenex_29 114)) (< (div (* 9 (div .cse21 9)) 10) (+ |old(~a14~0)| 549809))))) .cse1 .cse2 .cse5) (or .cse2 (< 0 (+ |old(~a26~0)| 67628)) .cse1 .cse5) (or .cse15 (or .cse22 .cse17) .cse12 .cse18 .cse5) (or .cse12 .cse14 .cse15 .cse19 (< 121 |old(~a26~0)|) .cse5) (or .cse6 .cse0 (<= ~a28~0 134) .cse1) (or .cse12 .cse20 .cse15 .cse18 .cse5) (or .cse6 .cse12 .cse15 (< 0 (+ |old(~a26~0)| 68)) .cse13 .cse5) (or (and (and .cse23 .cse4) .cse3) .cse1 .cse24) (or .cse25 .cse16 .cse7 .cse1 .cse5) (or (and .cse24 (<= .cse26 0) .cse17 (<= |old(~a26~0)| 217)) (and .cse3 .cse4 .cse11) (or .cse9 (< 532590 |old(~a26~0)|)) .cse5) (or (and .cse25 .cse23 .cse3 .cse4) .cse1 (forall ((v_prenex_9 Int)) (let ((.cse27 (+ (mod v_prenex_9 299849) 300149))) (or (< (div .cse27 5) (+ |old(~a28~0)| 597571)) (< .cse27 0) (< v_prenex_9 0))))) (or .cse6 (and .cse23 .cse3 .cse4) .cse1) (or (not (= 2 |old(~a24~0)|)) (and .cse2 .cse3 (= 2 ~a24~0) .cse4) .cse5) (or .cse6 .cse12 .cse24 .cse15 .cse0 .cse5))))) [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L522-2(lines 522 531) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L193-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L1184(lines 1184 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L127-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L61-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L920(lines 920 929) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L920-2(lines 920 929) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L458(lines 458 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L392(lines 392 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L1383(lines 1383 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L1317(lines 1317 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L1185(lines 1185 1196) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L1119(lines 1119 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L1185-2(lines 1185 1196) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L1582(lines 1582 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,653 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L1451(lines 1451 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L196-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L65(line 65) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L1056(lines 1056 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L726(lines 726 736) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L660(lines 660 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L726-2(lines 726 736) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L330(lines 330 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L1255(lines 1255 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L793(lines 793 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L1322(lines 1322 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L199-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L133-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L67-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L1587(lines 1587 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L1389(lines 1389 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,654 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L532(lines 532 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 158) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L1457(lines 1457 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L202-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L136-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L995(lines 995 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L599(lines 599 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L1590(lines 1590 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L71(line 71) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 605) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L600-2(lines 600 605) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L1525(lines 1525 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L1063(lines 1063 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,655 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L667(lines 667 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L535(lines 535 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L1328(lines 1328 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L205-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L1130(lines 1130 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L800(lines 800 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L1395(lines 1395 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L1329(lines 1329 1338) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L1329-2(lines 1329 1338) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L1197(lines 1197 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,656 INFO L448 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L74(line 74) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L1462(lines 1462 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L1396(lines 1396 1405) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L1396-2(lines 1396 1405) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L1595(lines 1595 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L406(lines 406 415) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L406-2(lines 406 415) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 286) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L274-2(lines 274 286) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L142-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,658 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L737(lines 737 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L1596(lines 1596 1607) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L1596-2(lines 1596 1607) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L77(line 77) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L1531(lines 1531 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L1135(lines 1135 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L1069(lines 1069 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L871(lines 871 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L673(lines 673 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L607(lines 607 617) no Hoare annotation was computed. [2018-12-02 08:00:22,659 INFO L448 ceAbstractionStarter]: For program point L541(lines 541 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L607-2(lines 607 617) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L475(lines 475 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L1202(lines 1202 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L145-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L79-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L1467(lines 1467 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L146(line 146) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L807(lines 807 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,668 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L148-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L82-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L1272(lines 1272 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L1339(lines 1339 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L679(lines 679 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L1538(lines 1538 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L1406(lines 1406 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L151-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L1142(lines 1142 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,669 INFO L448 ceAbstractionStarter]: For program point L85-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L1076(lines 1076 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 557) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L548-2(lines 548 557) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L416(lines 416 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L1209(lines 1209 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L1474(lines 1474 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,677 INFO L448 ceAbstractionStarter]: For program point L946(lines 946 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L814(lines 814 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L154-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L1145(lines 1145 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L749(lines 749 760) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L749-2(lines 749 760) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L1608(lines 1608 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L1279(lines 1279 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L1081(lines 1081 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L1346(lines 1346 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,678 INFO L448 ceAbstractionStarter]: For program point L157-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L91-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 27) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L1016(lines 1016 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L25-2(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L884(lines 884 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L1545(lines 1545 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L1413(lines 1413 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-12-02 08:00:22,687 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1027) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L1017-2(lines 1017 1027) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 697) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L687-2(lines 687 697) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1550) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L1546-2(lines 1546 1550) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L423(lines 423 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L1414(lines 1414 1423) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L1414-2(lines 1414 1423) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L1216(lines 1216 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L952(lines 952 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L820(lines 820 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L1613(lines 1613 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L1481(lines 1481 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L160-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L94-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L28-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,688 INFO L448 ceAbstractionStarter]: For program point L1284(lines 1284 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,696 INFO L448 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L1152(lines 1152 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L95(line 95) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L228(lines 228 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L625(lines 625 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L1352(lines 1352 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L163-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L1088(lines 1088 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L31-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L626(lines 626 633) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L626-2(lines 626 633) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L1551(lines 1551 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L1221(lines 1221 1230) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L1221-2(lines 1221 1230) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L98(line 98) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L32(line 32) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L891(lines 891 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L826(lines 826 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,697 INFO L448 ceAbstractionStarter]: For program point L1487(lines 1487 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,698 INFO L448 ceAbstractionStarter]: For program point L166-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,698 INFO L448 ceAbstractionStarter]: For program point L100-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point L34-1(lines 24 1644) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point L1620(lines 1620 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1642) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point L35(line 35) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a21~0 124) (<= ~a26~0 222) (= (+ ~a14~0 79) 0) (= ~a24~0 1) (= ~a28~0 111) (<= 222 ~a26~0)) [2018-12-02 08:00:22,700 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 08:00:22,700 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 08:00:22,700 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 2574 2590) the Hoare annotation is: (or (not (= (+ |old(~a14~0)| 79) 0)) (< |old(~a26~0)| 222) (not (= 124 ~a21~0)) (not (= 1 |old(~a24~0)|)) (not (= 111 |old(~a28~0)|)) (and (= ~a28~0 111) (<= 222 ~a26~0) (= ~a14~0 |old(~a14~0)|) (<= ~a26~0 222) (= ~a24~0 1)) (< 222 |old(~a26~0)|)) [2018-12-02 08:00:22,700 INFO L444 ceAbstractionStarter]: At program point L2588(line 2588) the Hoare annotation is: (let ((.cse16 (+ ~a14~0 182)) (.cse11 (< 300 ~a28~0)) (.cse5 (<= 218 ~a26~0)) (.cse15 (<= ~a24~0 1))) (let ((.cse8 (and (or .cse11 .cse5) .cse15)) (.cse7 (exists ((v_prenex_25 Int)) (let ((.cse17 (mod (+ v_prenex_25 6) 82))) (and (not (= 0 .cse17)) (<= (+ .cse17 137) ~a28~0) (< v_prenex_25 89948))))) (.cse3 (<= ~a26~0 124)) (.cse0 (<= ~a28~0 134)) (.cse6 (<= .cse16 0)) (.cse4 (<= (+ ~a14~0 84) 0)) (.cse14 (+ |old(~a14~0)| 79)) (.cse12 (<= (+ ~a14~0 114) 0)) (.cse1 (= ~a24~0 3)) (.cse2 (or (= 3 main_~input~0) (= 1 main_~input~0) (= 4 main_~input~0) (= 5 main_~input~0) (= 6 main_~input~0) (= 2 main_~input~0))) (.cse10 (<= ~a26~0 63)) (.cse13 (< 0 .cse16))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse5 .cse1 .cse2 .cse6 .cse7) (not (= 222 |old(~a26~0)|)) (and .cse8 (exists ((v_prenex_28 Int)) (let ((.cse9 (+ (* 10 v_prenex_28) 4478310))) (and (<= 0 .cse9) (<= 0 (+ v_prenex_28 181)) (<= (+ v_prenex_28 114) 0) (= ~a14~0 (div .cse9 9)))))) (= 2 ~a24~0) (not (= 1 |old(~a24~0)|)) (not (= 124 ~a21~0)) (and .cse1 .cse2 .cse10 .cse7) (and .cse8 (<= ~a26~0 532590)) (not (= 111 |old(~a28~0)|)) (and .cse1 .cse2 .cse11 .cse6) (and .cse0 .cse1 .cse2 .cse12 .cse13) (and .cse1 .cse2 .cse13 (<= ~a26~0 120) .cse7) (< 0 .cse14) (and .cse0 .cse15) (and .cse3 .cse15) (and .cse15 .cse4) (and (<= ~a26~0 194) .cse0 .cse1 .cse2 .cse6) (and (and .cse1 .cse2 .cse11 (<= ~a26~0 121)) .cse12) (and .cse1 .cse2 (and .cse4 (<= (+ ~a26~0 68) 0) .cse13)) (< .cse14 0) (and .cse12 (and .cse1 .cse2 .cse10 .cse13))))) [2018-12-02 08:00:22,701 INFO L448 ceAbstractionStarter]: For program point L2588-1(line 2588) no Hoare annotation was computed. [2018-12-02 08:00:22,701 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 2574 2590) no Hoare annotation was computed. [2018-12-02 08:00:22,710 INFO L448 ceAbstractionStarter]: For program point L2585(line 2585) no Hoare annotation was computed. [2018-12-02 08:00:22,710 INFO L444 ceAbstractionStarter]: At program point L2580-2(lines 2580 2589) the Hoare annotation is: (let ((.cse19 (+ ~a14~0 182)) (.cse14 (< 300 ~a28~0)) (.cse5 (<= 218 ~a26~0)) (.cse17 (<= ~a24~0 1))) (let ((.cse8 (and (or .cse14 .cse5) .cse17)) (.cse3 (<= ~a26~0 124)) (.cse12 (<= (+ ~a26~0 68) 0)) (.cse4 (<= (+ ~a14~0 84) 0)) (.cse0 (<= ~a28~0 134)) (.cse7 (exists ((v_prenex_25 Int)) (let ((.cse20 (mod (+ v_prenex_25 6) 82))) (and (not (= 0 .cse20)) (<= (+ .cse20 137) ~a28~0) (< v_prenex_25 89948))))) (.cse16 (+ |old(~a14~0)| 79)) (.cse6 (<= .cse19 0)) (.cse10 (<= (+ ~a14~0 114) 0)) (.cse1 (= ~a24~0 3)) (.cse2 (or (= 3 main_~input~0) (= 1 main_~input~0) (= 4 main_~input~0) (= 5 main_~input~0) (= 6 main_~input~0) (= 2 main_~input~0))) (.cse18 (<= ~a26~0 63)) (.cse15 (< 0 .cse19))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse5 .cse1 .cse2 .cse6 .cse7) (not (= 222 |old(~a26~0)|)) (and .cse8 (exists ((v_prenex_28 Int)) (let ((.cse9 (+ (* 10 v_prenex_28) 4478310))) (and (<= 0 .cse9) (<= 0 (+ v_prenex_28 181)) (<= (+ v_prenex_28 114) 0) (= ~a14~0 (div .cse9 9)))))) (= 2 ~a24~0) (not (= 1 |old(~a24~0)|)) (not (= 124 ~a21~0)) (and .cse8 (<= ~a26~0 532590)) (and (and .cse0 .cse1 .cse10) (<= 0 (+ ~a14~0 181))) (not (= 111 |old(~a28~0)|)) (and (exists ((v_prenex_29 Int)) (let ((.cse11 (+ (* 10 v_prenex_29) 4478310))) (and (<= 0 (+ v_prenex_29 181)) (<= (+ ~a14~0 549809) (div (* 9 (div .cse11 9)) 10)) (<= (+ v_prenex_29 114) 0) (<= 0 .cse11)))) (and .cse1 (and .cse12 (exists ((v_prenex_9 Int)) (let ((.cse13 (+ (mod v_prenex_9 299849) 300149))) (and (<= 0 .cse13) (<= 0 v_prenex_9) (<= (+ ~a28~0 597571) (div .cse13 5)))))))) (and (<= ~a26~0 121) .cse1 (and .cse14 .cse10)) (and .cse1 .cse2 .cse15 (<= ~a26~0 120) .cse7) (< 0 .cse16) (and .cse0 .cse17) (and .cse3 .cse17) (and .cse17 .cse4) (and (and .cse12 .cse15 .cse1) .cse4) (and (<= ~a26~0 194) .cse0 .cse1 .cse2 .cse6) (and .cse1 .cse18 .cse6 .cse7) (< .cse16 0) (and .cse14 .cse1 .cse6) (and .cse10 (and .cse1 .cse2 .cse18 .cse15))))) [2018-12-02 08:00:22,710 INFO L448 ceAbstractionStarter]: For program point L2580-3(lines 2574 2590) no Hoare annotation was computed. [2018-12-02 08:00:22,713 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,714 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,714 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,714 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,714 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,715 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,715 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,715 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,715 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,715 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,721 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,723 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,726 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,727 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,728 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,728 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,728 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,728 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,728 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,733 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,734 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,734 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,734 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,734 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,734 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:00:22 BoogieIcfgContainer [2018-12-02 08:00:22,736 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 08:00:22,736 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:00:22,736 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:00:22,736 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:00:22,736 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:51:10" (3/4) ... [2018-12-02 08:00:22,738 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 08:00:22,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 08:00:22,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-02 08:00:22,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 08:00:22,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 08:00:22,758 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 08:00:22,759 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 08:00:22,777 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((a28 <= 134 && a24 == 3) && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && a26 <= 124) && a14 + 84 <= 0) || ((((218 <= a26 && a24 == 3) && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && a14 + 182 <= 0) && (\exists v_prenex_25 : int :: (!(0 == (v_prenex_25 + 6) % 82) && (v_prenex_25 + 6) % 82 + 137 <= a28) && v_prenex_25 < 89948))) || !(222 == \old(a26))) || (((300 < a28 || 218 <= a26) && a24 <= 1) && (\exists v_prenex_28 : int :: ((0 <= 10 * v_prenex_28 + 4478310 && 0 <= v_prenex_28 + 181) && v_prenex_28 + 114 <= 0) && a14 == (10 * v_prenex_28 + 4478310) / 9))) || 2 == a24) || !(1 == \old(a24))) || !(124 == a21)) || (((300 < a28 || 218 <= a26) && a24 <= 1) && a26 <= 532590)) || (((a28 <= 134 && a24 == 3) && a14 + 114 <= 0) && 0 <= a14 + 181)) || !(111 == \old(a28))) || ((\exists v_prenex_29 : int :: ((0 <= v_prenex_29 + 181 && a14 + 549809 <= 9 * ((10 * v_prenex_29 + 4478310) / 9) / 10) && v_prenex_29 + 114 <= 0) && 0 <= 10 * v_prenex_29 + 4478310) && a24 == 3 && a26 + 68 <= 0 && (\exists v_prenex_9 : int :: (0 <= v_prenex_9 % 299849 + 300149 && 0 <= v_prenex_9) && a28 + 597571 <= (v_prenex_9 % 299849 + 300149) / 5))) || ((a26 <= 121 && a24 == 3) && 300 < a28 && a14 + 114 <= 0)) || ((((a24 == 3 && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && 0 < a14 + 182) && a26 <= 120) && (\exists v_prenex_25 : int :: (!(0 == (v_prenex_25 + 6) % 82) && (v_prenex_25 + 6) % 82 + 137 <= a28) && v_prenex_25 < 89948))) || 0 < \old(a14) + 79) || (a28 <= 134 && a24 <= 1)) || (a26 <= 124 && a24 <= 1)) || (a24 <= 1 && a14 + 84 <= 0)) || (((a26 + 68 <= 0 && 0 < a14 + 182) && a24 == 3) && a14 + 84 <= 0)) || ((((a26 <= 194 && a28 <= 134) && a24 == 3) && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && a14 + 182 <= 0)) || (((a24 == 3 && a26 <= 63) && a14 + 182 <= 0) && (\exists v_prenex_25 : int :: (!(0 == (v_prenex_25 + 6) % 82) && (v_prenex_25 + 6) % 82 + 137 <= a28) && v_prenex_25 < 89948))) || \old(a14) + 79 < 0) || ((300 < a28 && a24 == 3) && a14 + 182 <= 0)) || (a14 + 114 <= 0 && ((a24 == 3 && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && a26 <= 63) && 0 < a14 + 182) [2018-12-02 08:00:22,896 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1660b044-a29a-4de0-a3bd-704f6da2a408/bin-2019/utaipan/witness.graphml [2018-12-02 08:00:22,897 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:00:22,897 INFO L168 Benchmark]: Toolchain (without parser) took 556535.69 ms. Allocated memory was 1.0 GB in the beginning and 5.9 GB in the end (delta: 4.9 GB). Free memory was 936.3 MB in the beginning and 4.2 GB in the end (delta: -3.2 GB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-02 08:00:22,897 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:00:22,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 801.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 936.3 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 121.6 MB. Max. memory is 11.5 GB. [2018-12-02 08:00:22,898 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2018-12-02 08:00:22,898 INFO L168 Benchmark]: Boogie Preprocessor took 87.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-12-02 08:00:22,898 INFO L168 Benchmark]: RCFGBuilder took 2946.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 87.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.1 MB). Peak memory consumption was 285.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:00:22,898 INFO L168 Benchmark]: TraceAbstraction took 552504.40 ms. Allocated memory was 1.3 GB in the beginning and 5.9 GB in the end (delta: 4.6 GB). Free memory was 1.0 GB in the beginning and 4.2 GB in the end (delta: -3.2 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-12-02 08:00:22,898 INFO L168 Benchmark]: Witness Printer took 160.57 ms. Allocated memory is still 5.9 GB. Free memory was 4.2 GB in the beginning and 4.2 GB in the end (delta: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 11.5 GB. [2018-12-02 08:00:22,900 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 801.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 936.3 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 121.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2946.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 87.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.1 MB). Peak memory consumption was 285.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 552504.40 ms. Allocated memory was 1.3 GB in the beginning and 5.9 GB in the end (delta: 4.6 GB). Free memory was 1.0 GB in the beginning and 4.2 GB in the end (delta: -3.2 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. * Witness Printer took 160.57 ms. Allocated memory is still 5.9 GB. Free memory was 4.2 GB in the beginning and 4.2 GB in the end (delta: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 158]: 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: 2580]: Loop Invariant [2018-12-02 08:00:22,902 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,902 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,902 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,902 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,903 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,903 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,903 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,903 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,903 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,903 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,903 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,903 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,904 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,904 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,904 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,904 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,904 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,904 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,904 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,904 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,905 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_28,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_29,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_9,QUANTIFIED] [2018-12-02 08:00:22,906 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,907 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,907 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,907 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,907 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] [2018-12-02 08:00:22,907 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_25,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((a28 <= 134 && a24 == 3) && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && a26 <= 124) && a14 + 84 <= 0) || ((((218 <= a26 && a24 == 3) && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && a14 + 182 <= 0) && (\exists v_prenex_25 : int :: (!(0 == (v_prenex_25 + 6) % 82) && (v_prenex_25 + 6) % 82 + 137 <= a28) && v_prenex_25 < 89948))) || !(222 == \old(a26))) || (((300 < a28 || 218 <= a26) && a24 <= 1) && (\exists v_prenex_28 : int :: ((0 <= 10 * v_prenex_28 + 4478310 && 0 <= v_prenex_28 + 181) && v_prenex_28 + 114 <= 0) && a14 == (10 * v_prenex_28 + 4478310) / 9))) || 2 == a24) || !(1 == \old(a24))) || !(124 == a21)) || (((300 < a28 || 218 <= a26) && a24 <= 1) && a26 <= 532590)) || (((a28 <= 134 && a24 == 3) && a14 + 114 <= 0) && 0 <= a14 + 181)) || !(111 == \old(a28))) || ((\exists v_prenex_29 : int :: ((0 <= v_prenex_29 + 181 && a14 + 549809 <= 9 * ((10 * v_prenex_29 + 4478310) / 9) / 10) && v_prenex_29 + 114 <= 0) && 0 <= 10 * v_prenex_29 + 4478310) && a24 == 3 && a26 + 68 <= 0 && (\exists v_prenex_9 : int :: (0 <= v_prenex_9 % 299849 + 300149 && 0 <= v_prenex_9) && a28 + 597571 <= (v_prenex_9 % 299849 + 300149) / 5))) || ((a26 <= 121 && a24 == 3) && 300 < a28 && a14 + 114 <= 0)) || ((((a24 == 3 && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && 0 < a14 + 182) && a26 <= 120) && (\exists v_prenex_25 : int :: (!(0 == (v_prenex_25 + 6) % 82) && (v_prenex_25 + 6) % 82 + 137 <= a28) && v_prenex_25 < 89948))) || 0 < \old(a14) + 79) || (a28 <= 134 && a24 <= 1)) || (a26 <= 124 && a24 <= 1)) || (a24 <= 1 && a14 + 84 <= 0)) || (((a26 + 68 <= 0 && 0 < a14 + 182) && a24 == 3) && a14 + 84 <= 0)) || ((((a26 <= 194 && a28 <= 134) && a24 == 3) && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && a14 + 182 <= 0)) || (((a24 == 3 && a26 <= 63) && a14 + 182 <= 0) && (\exists v_prenex_25 : int :: (!(0 == (v_prenex_25 + 6) % 82) && (v_prenex_25 + 6) % 82 + 137 <= a28) && v_prenex_25 < 89948))) || \old(a14) + 79 < 0) || ((300 < a28 && a24 == 3) && a14 + 182 <= 0)) || (a14 + 114 <= 0 && ((a24 == 3 && (((((3 == input || 1 == input) || 4 == input) || 5 == input) || 6 == input) || 2 == input)) && a26 <= 63) && 0 < a14 + 182) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 603 locations, 1 error locations. SAFE Result, 552.4s OverallTime, 23 OverallIterations, 9 TraceHistogramMax, 279.0s AutomataDifference, 0.0s DeadEndRemovalTime, 204.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 6781 SDtfs, 67586 SDslu, 6818 SDs, 0 SdLazy, 120442 SolverSat, 16015 SolverUnsat, 42 SolverUnknown, 0 SolverNotchecked, 196.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 32335 GetRequests, 31787 SyntacticMatches, 32 SemanticMatches, 516 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 8186 ImplicationChecksByTransitivity, 48.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166986occurred in iteration=22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 5.9s AbstIntTime, 15 AbstIntIterations, 1 AbstIntStrong, 0.9978555939833116 AbsIntWeakeningRatio, 0.1125 AbsIntAvgWeakeningVarsNumRemoved, 17.420833333333334 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 15.2s AutomataMinimizationTime, 23 MinimizatonAttempts, 73364 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 11106 PreInvPairs, 12651 NumberOfFragments, 3875 HoareAnnotationTreeSize, 11106 FomulaSimplifications, 7779962 FormulaSimplificationTreeSizeReduction, 26.6s HoareSimplificationTime, 9 FomulaSimplificationsInter, 6012962 FormulaSimplificationTreeSizeReductionInter, 177.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.7s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 35.1s InterpolantComputationTime, 33387 NumberOfCodeBlocks, 33387 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 49017 ConstructedInterpolants, 272 QuantifiedInterpolants, 257833367 SizeOfPredicates, 42 NumberOfNonLiveVariables, 20897 ConjunctsInSsa, 147 ConjunctsInUnsatCore, 51 InterpolantComputations, 11 PerfectInterpolantSequences, 83852/91775 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...