./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label19_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_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/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 a7fa77716e3c29df1ceef33d1b13b310ab1354b6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 12:05:16,196 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:05:16,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:05:16,203 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:05:16,203 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:05:16,203 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:05:16,204 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:05:16,204 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:05:16,205 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:05:16,206 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:05:16,206 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:05:16,206 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:05:16,206 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:05:16,207 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:05:16,207 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:05:16,208 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:05:16,208 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:05:16,209 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:05:16,210 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:05:16,211 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:05:16,211 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:05:16,212 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:05:16,213 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:05:16,213 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:05:16,213 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:05:16,213 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:05:16,214 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:05:16,214 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:05:16,215 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:05:16,215 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:05:16,215 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:05:16,216 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:05:16,216 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:05:16,216 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:05:16,216 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:05:16,216 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:05:16,217 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 12:05:16,224 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:05:16,224 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:05:16,224 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:05:16,224 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 12:05:16,224 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 12:05:16,224 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 12:05:16,225 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 12:05:16,225 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 12:05:16,225 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 12:05:16,225 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 12:05:16,225 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 12:05:16,225 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 12:05:16,225 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 12:05:16,225 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:05:16,225 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:05:16,225 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:05:16,226 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 12:05:16,226 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 12:05:16,227 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:05:16,227 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:05:16,227 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:05:16,227 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 12:05:16,227 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:05:16,227 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:05:16,227 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 12:05:16,227 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_a371851c-e08a-468f-9f68-60b1a66dbe0d/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 -> a7fa77716e3c29df1ceef33d1b13b310ab1354b6 [2018-12-09 12:05:16,245 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:05:16,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:05:16,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:05:16,257 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:05:16,258 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:05:16,258 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c [2018-12-09 12:05:16,295 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/data/98c2b21ab/62bd80c05b8944a8afc311c217213889/FLAG2c9164530 [2018-12-09 12:05:16,763 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:05:16,763 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/sv-benchmarks/c/eca-rers2012/Problem16_label19_true-unreach-call.c [2018-12-09 12:05:16,775 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/data/98c2b21ab/62bd80c05b8944a8afc311c217213889/FLAG2c9164530 [2018-12-09 12:05:16,788 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/data/98c2b21ab/62bd80c05b8944a8afc311c217213889 [2018-12-09 12:05:16,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:05:16,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:05:16,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:05:16,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:05:16,795 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:05:16,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:05:16" (1/1) ... [2018-12-09 12:05:16,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4040b4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:16, skipping insertion in model container [2018-12-09 12:05:16,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:05:16" (1/1) ... [2018-12-09 12:05:16,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:05:16,854 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:05:17,193 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:05:17,196 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:05:17,418 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:05:17,428 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:05:17,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17 WrapperNode [2018-12-09 12:05:17,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:05:17,429 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:05:17,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:05:17,429 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:05:17,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... [2018-12-09 12:05:17,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... [2018-12-09 12:05:17,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:05:17,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:05:17,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:05:17,454 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:05:17,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... [2018-12-09 12:05:17,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... [2018-12-09 12:05:17,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... [2018-12-09 12:05:17,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... [2018-12-09 12:05:17,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... [2018-12-09 12:05:17,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... [2018-12-09 12:05:17,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... [2018-12-09 12:05:17,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:05:17,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:05:17,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:05:17,510 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:05:17,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 12:05:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 12:05:17,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 12:05:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-09 12:05:17,549 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-09 12:05:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 12:05:17,550 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 12:05:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:05:17,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:05:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 12:05:17,550 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 12:05:18,953 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:05:18,953 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 12:05:18,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:05:18 BoogieIcfgContainer [2018-12-09 12:05:18,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:05:18,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 12:05:18,954 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 12:05:18,956 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 12:05:18,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:05:16" (1/3) ... [2018-12-09 12:05:18,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15b286f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:05:18, skipping insertion in model container [2018-12-09 12:05:18,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:05:17" (2/3) ... [2018-12-09 12:05:18,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15b286f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:05:18, skipping insertion in model container [2018-12-09 12:05:18,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:05:18" (3/3) ... [2018-12-09 12:05:18,958 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label19_true-unreach-call.c [2018-12-09 12:05:18,964 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 12:05:18,969 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 12:05:18,978 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 12:05:18,999 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 12:05:19,000 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 12:05:19,000 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 12:05:19,000 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 12:05:19,000 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 12:05:19,000 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 12:05:19,000 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 12:05:19,000 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 12:05:19,016 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-09 12:05:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 12:05:19,021 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:05:19,022 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] [2018-12-09 12:05:19,023 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:05:19,026 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:05:19,026 INFO L82 PathProgramCache]: Analyzing trace with hash -1232696998, now seen corresponding path program 1 times [2018-12-09 12:05:19,028 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:05:19,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:19,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:05:19,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:19,057 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:05:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:19,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:05:19,199 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 12:05:19,199 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 12:05:19,200 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:05:19,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 12:05:19,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 12:05:19,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 12:05:19,218 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 4 states. [2018-12-09 12:05:20,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:05:20,796 INFO L93 Difference]: Finished difference Result 1509 states and 2834 transitions. [2018-12-09 12:05:20,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 12:05:20,797 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2018-12-09 12:05:20,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:05:20,813 INFO L225 Difference]: With dead ends: 1509 [2018-12-09 12:05:20,813 INFO L226 Difference]: Without dead ends: 1019 [2018-12-09 12:05:20,819 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 12:05:20,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2018-12-09 12:05:20,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 682. [2018-12-09 12:05:20,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-12-09 12:05:20,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1190 transitions. [2018-12-09 12:05:20,882 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1190 transitions. Word has length 49 [2018-12-09 12:05:20,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:05:20,883 INFO L480 AbstractCegarLoop]: Abstraction has 682 states and 1190 transitions. [2018-12-09 12:05:20,883 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 12:05:20,883 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1190 transitions. [2018-12-09 12:05:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 12:05:20,887 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:05:20,887 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:05:20,888 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:05:20,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:05:20,888 INFO L82 PathProgramCache]: Analyzing trace with hash -768303897, now seen corresponding path program 1 times [2018-12-09 12:05:20,888 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:05:20,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:20,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:05:20,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:20,890 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:05:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:20,996 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:05:20,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 12:05:20,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 12:05:20,997 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:05:20,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 12:05:20,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 12:05:20,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 12:05:20,999 INFO L87 Difference]: Start difference. First operand 682 states and 1190 transitions. Second operand 5 states. [2018-12-09 12:05:22,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:05:22,292 INFO L93 Difference]: Finished difference Result 2068 states and 3645 transitions. [2018-12-09 12:05:22,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 12:05:22,292 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2018-12-09 12:05:22,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:05:22,298 INFO L225 Difference]: With dead ends: 2068 [2018-12-09 12:05:22,298 INFO L226 Difference]: Without dead ends: 1392 [2018-12-09 12:05:22,300 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 12:05:22,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1392 states. [2018-12-09 12:05:22,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1392 to 1374. [2018-12-09 12:05:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1374 states. [2018-12-09 12:05:22,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1374 states and 2277 transitions. [2018-12-09 12:05:22,330 INFO L78 Accepts]: Start accepts. Automaton has 1374 states and 2277 transitions. Word has length 118 [2018-12-09 12:05:22,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:05:22,331 INFO L480 AbstractCegarLoop]: Abstraction has 1374 states and 2277 transitions. [2018-12-09 12:05:22,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 12:05:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2277 transitions. [2018-12-09 12:05:22,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 12:05:22,332 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:05:22,332 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:05:22,332 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:05:22,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:05:22,332 INFO L82 PathProgramCache]: Analyzing trace with hash -825960706, now seen corresponding path program 1 times [2018-12-09 12:05:22,332 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:05:22,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:22,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:05:22,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:22,333 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:05:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:05:22,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 12:05:22,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 12:05:22,414 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:05:22,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 12:05:22,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 12:05:22,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 12:05:22,415 INFO L87 Difference]: Start difference. First operand 1374 states and 2277 transitions. Second operand 6 states. [2018-12-09 12:05:23,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:05:23,684 INFO L93 Difference]: Finished difference Result 3463 states and 5746 transitions. [2018-12-09 12:05:23,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 12:05:23,684 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-12-09 12:05:23,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:05:23,690 INFO L225 Difference]: With dead ends: 3463 [2018-12-09 12:05:23,690 INFO L226 Difference]: Without dead ends: 2095 [2018-12-09 12:05:23,692 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 12:05:23,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2095 states. [2018-12-09 12:05:23,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2095 to 2077. [2018-12-09 12:05:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2077 states. [2018-12-09 12:05:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 3299 transitions. [2018-12-09 12:05:23,725 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 3299 transitions. Word has length 121 [2018-12-09 12:05:23,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:05:23,726 INFO L480 AbstractCegarLoop]: Abstraction has 2077 states and 3299 transitions. [2018-12-09 12:05:23,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 12:05:23,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 3299 transitions. [2018-12-09 12:05:23,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 12:05:23,727 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:05:23,727 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:05:23,727 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:05:23,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:05:23,728 INFO L82 PathProgramCache]: Analyzing trace with hash -66026577, now seen corresponding path program 1 times [2018-12-09 12:05:23,728 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:05:23,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:23,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:05:23,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:23,729 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:05:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:23,802 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:05:23,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 12:05:23,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 12:05:23,803 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:05:23,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 12:05:23,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 12:05:23,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 12:05:23,804 INFO L87 Difference]: Start difference. First operand 2077 states and 3299 transitions. Second operand 6 states. [2018-12-09 12:05:25,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:05:25,091 INFO L93 Difference]: Finished difference Result 4874 states and 7768 transitions. [2018-12-09 12:05:25,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 12:05:25,091 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 122 [2018-12-09 12:05:25,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:05:25,101 INFO L225 Difference]: With dead ends: 4874 [2018-12-09 12:05:25,101 INFO L226 Difference]: Without dead ends: 2803 [2018-12-09 12:05:25,104 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 12:05:25,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2803 states. [2018-12-09 12:05:25,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2803 to 2790. [2018-12-09 12:05:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2790 states. [2018-12-09 12:05:25,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 4061 transitions. [2018-12-09 12:05:25,147 INFO L78 Accepts]: Start accepts. Automaton has 2790 states and 4061 transitions. Word has length 122 [2018-12-09 12:05:25,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:05:25,147 INFO L480 AbstractCegarLoop]: Abstraction has 2790 states and 4061 transitions. [2018-12-09 12:05:25,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 12:05:25,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 4061 transitions. [2018-12-09 12:05:25,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 12:05:25,148 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:05:25,148 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:05:25,148 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:05:25,148 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:05:25,148 INFO L82 PathProgramCache]: Analyzing trace with hash -388481722, now seen corresponding path program 1 times [2018-12-09 12:05:25,148 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:05:25,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:25,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:05:25,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:25,149 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:05:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:25,200 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:05:25,201 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 12:05:25,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 12:05:25,201 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:05:25,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 12:05:25,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 12:05:25,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 12:05:25,201 INFO L87 Difference]: Start difference. First operand 2790 states and 4061 transitions. Second operand 6 states. [2018-12-09 12:05:26,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:05:26,460 INFO L93 Difference]: Finished difference Result 7362 states and 11039 transitions. [2018-12-09 12:05:26,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 12:05:26,461 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-12-09 12:05:26,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:05:26,474 INFO L225 Difference]: With dead ends: 7362 [2018-12-09 12:05:26,475 INFO L226 Difference]: Without dead ends: 4578 [2018-12-09 12:05:26,479 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-09 12:05:26,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4578 states. [2018-12-09 12:05:26,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4578 to 4526. [2018-12-09 12:05:26,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4526 states. [2018-12-09 12:05:26,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4526 states to 4526 states and 6572 transitions. [2018-12-09 12:05:26,544 INFO L78 Accepts]: Start accepts. Automaton has 4526 states and 6572 transitions. Word has length 125 [2018-12-09 12:05:26,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:05:26,545 INFO L480 AbstractCegarLoop]: Abstraction has 4526 states and 6572 transitions. [2018-12-09 12:05:26,545 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 12:05:26,545 INFO L276 IsEmpty]: Start isEmpty. Operand 4526 states and 6572 transitions. [2018-12-09 12:05:26,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 12:05:26,546 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:05:26,546 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:05:26,546 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:05:26,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:05:26,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1273719254, now seen corresponding path program 1 times [2018-12-09 12:05:26,547 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:05:26,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:26,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:05:26,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:26,548 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:05:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:26,651 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:05:26,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 12:05:26,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 12:05:26,652 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:05:26,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 12:05:26,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 12:05:26,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 12:05:26,652 INFO L87 Difference]: Start difference. First operand 4526 states and 6572 transitions. Second operand 6 states. [2018-12-09 12:05:27,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:05:27,759 INFO L93 Difference]: Finished difference Result 12150 states and 17943 transitions. [2018-12-09 12:05:27,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 12:05:27,759 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 133 [2018-12-09 12:05:27,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:05:27,774 INFO L225 Difference]: With dead ends: 12150 [2018-12-09 12:05:27,774 INFO L226 Difference]: Without dead ends: 7630 [2018-12-09 12:05:27,779 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 12:05:27,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7630 states. [2018-12-09 12:05:27,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7630 to 6239. [2018-12-09 12:05:27,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6239 states. [2018-12-09 12:05:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6239 states to 6239 states and 8457 transitions. [2018-12-09 12:05:27,860 INFO L78 Accepts]: Start accepts. Automaton has 6239 states and 8457 transitions. Word has length 133 [2018-12-09 12:05:27,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:05:27,860 INFO L480 AbstractCegarLoop]: Abstraction has 6239 states and 8457 transitions. [2018-12-09 12:05:27,860 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 12:05:27,861 INFO L276 IsEmpty]: Start isEmpty. Operand 6239 states and 8457 transitions. [2018-12-09 12:05:27,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 12:05:27,862 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:05:27,862 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:05:27,862 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:05:27,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:05:27,862 INFO L82 PathProgramCache]: Analyzing trace with hash -358644173, now seen corresponding path program 1 times [2018-12-09 12:05:27,862 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:05:27,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:27,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:05:27,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:27,863 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:05:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:05:27,907 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 12:05:27,907 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 12:05:27,907 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:05:27,907 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 12:05:27,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 12:05:27,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 12:05:27,908 INFO L87 Difference]: Start difference. First operand 6239 states and 8457 transitions. Second operand 4 states. [2018-12-09 12:05:29,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:05:29,160 INFO L93 Difference]: Finished difference Result 14509 states and 19327 transitions. [2018-12-09 12:05:29,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 12:05:29,160 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 140 [2018-12-09 12:05:29,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:05:29,171 INFO L225 Difference]: With dead ends: 14509 [2018-12-09 12:05:29,171 INFO L226 Difference]: Without dead ends: 7216 [2018-12-09 12:05:29,178 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 12:05:29,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7216 states. [2018-12-09 12:05:29,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7216 to 6540. [2018-12-09 12:05:29,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6540 states. [2018-12-09 12:05:29,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6540 states to 6540 states and 7231 transitions. [2018-12-09 12:05:29,259 INFO L78 Accepts]: Start accepts. Automaton has 6540 states and 7231 transitions. Word has length 140 [2018-12-09 12:05:29,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:05:29,259 INFO L480 AbstractCegarLoop]: Abstraction has 6540 states and 7231 transitions. [2018-12-09 12:05:29,259 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 12:05:29,259 INFO L276 IsEmpty]: Start isEmpty. Operand 6540 states and 7231 transitions. [2018-12-09 12:05:29,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2018-12-09 12:05:29,275 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:05:29,275 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:05:29,275 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:05:29,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:05:29,276 INFO L82 PathProgramCache]: Analyzing trace with hash 88546971, now seen corresponding path program 1 times [2018-12-09 12:05:29,276 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:05:29,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:29,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:05:29,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:05:29,277 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:05:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 243 proven. 115 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-12-09 12:05:29,599 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:05:29,599 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 12:05:29,599 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 595 with the following transitions: [2018-12-09 12:05:29,601 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-09 12:05:29,631 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 12:05:29,631 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 12:05:29,990 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 12:05:29,991 INFO L272 AbstractInterpreter]: Visited 304 different actions 304 times. Never merged. Never widened. Performed 3346 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3346 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-09 12:05:29,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:05:29,996 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 12:05:30,454 INFO L227 lantSequenceWeakener]: Weakened 579 states. On average, predicates are now at 77.53% of their original sizes. [2018-12-09 12:05:30,454 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 12:05:30,491 INFO L418 sIntCurrentIteration]: We unified 593 AI predicates to 593 [2018-12-09 12:05:30,491 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 12:05:30,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 12:05:30,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2018-12-09 12:05:30,492 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:05:30,492 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 12:05:30,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 12:05:30,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-09 12:05:30,493 INFO L87 Difference]: Start difference. First operand 6540 states and 7231 transitions. Second operand 8 states. [2018-12-09 12:06:40,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:06:40,793 INFO L93 Difference]: Finished difference Result 13412 states and 14814 transitions. [2018-12-09 12:06:40,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 12:06:40,794 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 594 [2018-12-09 12:06:40,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:06:40,802 INFO L225 Difference]: With dead ends: 13412 [2018-12-09 12:06:40,802 INFO L226 Difference]: Without dead ends: 6878 [2018-12-09 12:06:40,806 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 595 GetRequests, 587 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-12-09 12:06:40,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6878 states. [2018-12-09 12:06:40,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6878 to 6877. [2018-12-09 12:06:40,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6877 states. [2018-12-09 12:06:40,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 6877 states and 7571 transitions. [2018-12-09 12:06:40,873 INFO L78 Accepts]: Start accepts. Automaton has 6877 states and 7571 transitions. Word has length 594 [2018-12-09 12:06:40,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:06:40,874 INFO L480 AbstractCegarLoop]: Abstraction has 6877 states and 7571 transitions. [2018-12-09 12:06:40,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 12:06:40,874 INFO L276 IsEmpty]: Start isEmpty. Operand 6877 states and 7571 transitions. [2018-12-09 12:06:40,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 834 [2018-12-09 12:06:40,889 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:06:40,889 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 12:06:40,889 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:06:40,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:06:40,890 INFO L82 PathProgramCache]: Analyzing trace with hash 782529274, now seen corresponding path program 1 times [2018-12-09 12:06:40,890 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:06:40,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:06:40,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:06:40,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:06:40,890 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:06:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:06:41,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 407 proven. 115 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-12-09 12:06:41,258 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:06:41,258 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 12:06:41,258 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 834 with the following transitions: [2018-12-09 12:06:41,259 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-09 12:06:41,263 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 12:06:41,263 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 12:06:41,922 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 12:06:41,922 INFO L272 AbstractInterpreter]: Visited 312 different actions 1237 times. Merged at 8 different actions 30 times. Widened at 1 different actions 1 times. Performed 15075 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15075 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 12:06:41,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:06:41,924 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 12:06:41,925 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:06:41,925 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 12:06:41,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:06:41,933 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 12:06:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:06:42,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:06:42,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 839 proven. 2 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-12-09 12:06:42,296 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 12:06:42,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 407 proven. 115 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2018-12-09 12:06:42,578 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 12:06:42,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-09 12:06:42,578 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 12:06:42,579 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 12:06:42,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 12:06:42,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-09 12:06:42,580 INFO L87 Difference]: Start difference. First operand 6877 states and 7571 transitions. Second operand 9 states. [2018-12-09 12:06:44,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:06:44,346 INFO L93 Difference]: Finished difference Result 17009 states and 19580 transitions. [2018-12-09 12:06:44,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 12:06:44,346 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 833 [2018-12-09 12:06:44,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:06:44,366 INFO L225 Difference]: With dead ends: 17009 [2018-12-09 12:06:44,366 INFO L226 Difference]: Without dead ends: 10475 [2018-12-09 12:06:44,374 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1687 GetRequests, 1669 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-12-09 12:06:44,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10475 states. [2018-12-09 12:06:44,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10475 to 8367. [2018-12-09 12:06:44,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8367 states. [2018-12-09 12:06:44,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8367 states to 8367 states and 9383 transitions. [2018-12-09 12:06:44,515 INFO L78 Accepts]: Start accepts. Automaton has 8367 states and 9383 transitions. Word has length 833 [2018-12-09 12:06:44,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:06:44,515 INFO L480 AbstractCegarLoop]: Abstraction has 8367 states and 9383 transitions. [2018-12-09 12:06:44,515 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 12:06:44,515 INFO L276 IsEmpty]: Start isEmpty. Operand 8367 states and 9383 transitions. [2018-12-09 12:06:44,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1176 [2018-12-09 12:06:44,529 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:06:44,530 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:06:44,530 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:06:44,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:06:44,530 INFO L82 PathProgramCache]: Analyzing trace with hash -982973190, now seen corresponding path program 1 times [2018-12-09 12:06:44,530 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:06:44,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:06:44,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:06:44,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:06:44,531 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:06:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:06:46,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2090 backedges. 459 proven. 1140 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2018-12-09 12:06:46,111 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:06:46,111 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 12:06:46,111 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1176 with the following transitions: [2018-12-09 12:06:46,111 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-09 12:06:46,114 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 12:06:46,114 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 12:06:46,378 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 12:06:46,378 INFO L272 AbstractInterpreter]: Visited 309 different actions 612 times. Merged at 4 different actions 4 times. Never widened. Performed 6792 root evaluator evaluations with a maximum evaluation depth of 15. Performed 6792 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 12:06:46,379 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:06:46,380 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 12:06:47,000 INFO L227 lantSequenceWeakener]: Weakened 1169 states. On average, predicates are now at 77.43% of their original sizes. [2018-12-09 12:06:47,000 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 12:06:47,062 INFO L418 sIntCurrentIteration]: We unified 1174 AI predicates to 1174 [2018-12-09 12:06:47,062 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 12:06:47,062 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 12:06:47,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [14] total 24 [2018-12-09 12:06:47,062 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:06:47,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-09 12:06:47,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-09 12:06:47,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-12-09 12:06:47,063 INFO L87 Difference]: Start difference. First operand 8367 states and 9383 transitions. Second operand 12 states. [2018-12-09 12:07:24,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:07:24,539 INFO L93 Difference]: Finished difference Result 16732 states and 18782 transitions. [2018-12-09 12:07:24,539 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 12:07:24,539 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1175 [2018-12-09 12:07:24,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:07:24,553 INFO L225 Difference]: With dead ends: 16732 [2018-12-09 12:07:24,553 INFO L226 Difference]: Without dead ends: 8708 [2018-12-09 12:07:24,561 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 1186 GetRequests, 1164 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=119, Invalid=433, Unknown=0, NotChecked=0, Total=552 [2018-12-09 12:07:24,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8708 states. [2018-12-09 12:07:24,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8708 to 8706. [2018-12-09 12:07:24,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8706 states. [2018-12-09 12:07:24,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8706 states to 8706 states and 9730 transitions. [2018-12-09 12:07:24,662 INFO L78 Accepts]: Start accepts. Automaton has 8706 states and 9730 transitions. Word has length 1175 [2018-12-09 12:07:24,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:07:24,663 INFO L480 AbstractCegarLoop]: Abstraction has 8706 states and 9730 transitions. [2018-12-09 12:07:24,663 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-09 12:07:24,663 INFO L276 IsEmpty]: Start isEmpty. Operand 8706 states and 9730 transitions. [2018-12-09 12:07:24,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1184 [2018-12-09 12:07:24,677 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:07:24,677 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:07:24,678 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:07:24,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:07:24,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1779010198, now seen corresponding path program 1 times [2018-12-09 12:07:24,678 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:07:24,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:07:24,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:07:24,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:07:24,679 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:07:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:07:25,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2106 backedges. 509 proven. 961 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2018-12-09 12:07:25,473 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:07:25,473 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 12:07:25,473 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1184 with the following transitions: [2018-12-09 12:07:25,474 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-09 12:07:25,476 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 12:07:25,476 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 12:07:25,832 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 12:07:25,832 INFO L272 AbstractInterpreter]: Visited 309 different actions 914 times. Merged at 4 different actions 7 times. Never widened. Performed 11034 root evaluator evaluations with a maximum evaluation depth of 15. Performed 11034 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 12:07:25,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:07:25,834 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 12:07:26,393 INFO L227 lantSequenceWeakener]: Weakened 1177 states. On average, predicates are now at 80.14% of their original sizes. [2018-12-09 12:07:26,393 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 12:07:26,451 INFO L418 sIntCurrentIteration]: We unified 1182 AI predicates to 1182 [2018-12-09 12:07:26,451 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 12:07:26,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 12:07:26,451 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [9] total 18 [2018-12-09 12:07:26,451 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:07:26,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 12:07:26,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 12:07:26,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-12-09 12:07:26,452 INFO L87 Difference]: Start difference. First operand 8706 states and 9730 transitions. Second operand 11 states. [2018-12-09 12:07:52,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:07:52,542 INFO L93 Difference]: Finished difference Result 17082 states and 19177 transitions. [2018-12-09 12:07:52,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-09 12:07:52,542 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1183 [2018-12-09 12:07:52,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:07:52,557 INFO L225 Difference]: With dead ends: 17082 [2018-12-09 12:07:52,557 INFO L226 Difference]: Without dead ends: 9058 [2018-12-09 12:07:52,566 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 1192 GetRequests, 1173 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2018-12-09 12:07:52,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9058 states. [2018-12-09 12:07:52,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9058 to 9051. [2018-12-09 12:07:52,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9051 states. [2018-12-09 12:07:52,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9051 states to 9051 states and 10113 transitions. [2018-12-09 12:07:52,665 INFO L78 Accepts]: Start accepts. Automaton has 9051 states and 10113 transitions. Word has length 1183 [2018-12-09 12:07:52,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:07:52,666 INFO L480 AbstractCegarLoop]: Abstraction has 9051 states and 10113 transitions. [2018-12-09 12:07:52,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 12:07:52,666 INFO L276 IsEmpty]: Start isEmpty. Operand 9051 states and 10113 transitions. [2018-12-09 12:07:52,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1272 [2018-12-09 12:07:52,686 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:07:52,686 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:07:52,686 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:07:52,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:07:52,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1611241190, now seen corresponding path program 1 times [2018-12-09 12:07:52,687 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:07:52,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:07:52,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:07:52,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:07:52,687 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:07:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:07:53,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2893 backedges. 1228 proven. 2 refuted. 0 times theorem prover too weak. 1663 trivial. 0 not checked. [2018-12-09 12:07:53,342 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:07:53,342 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 12:07:53,342 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1272 with the following transitions: [2018-12-09 12:07:53,343 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1272], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-09 12:07:53,345 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 12:07:53,346 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 12:07:53,907 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 12:07:53,907 INFO L272 AbstractInterpreter]: Visited 315 different actions 1563 times. Merged at 10 different actions 43 times. Widened at 1 different actions 1 times. Performed 19584 root evaluator evaluations with a maximum evaluation depth of 15. Performed 19584 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 14 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-09 12:07:53,909 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:07:53,909 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 12:07:53,909 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:07:53,909 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 12:07:53,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:07:53,915 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 12:07:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:07:54,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:07:54,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2893 backedges. 1676 proven. 6 refuted. 0 times theorem prover too weak. 1211 trivial. 0 not checked. [2018-12-09 12:07:54,507 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 12:07:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2893 backedges. 1678 proven. 4 refuted. 0 times theorem prover too weak. 1211 trivial. 0 not checked. [2018-12-09 12:07:55,542 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 12:07:55,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2018-12-09 12:07:55,543 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 12:07:55,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 12:07:55,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 12:07:55,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-12-09 12:07:55,544 INFO L87 Difference]: Start difference. First operand 9051 states and 10113 transitions. Second operand 7 states. [2018-12-09 12:07:57,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:07:57,415 INFO L93 Difference]: Finished difference Result 20534 states and 23043 transitions. [2018-12-09 12:07:57,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-09 12:07:57,416 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1271 [2018-12-09 12:07:57,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:07:57,441 INFO L225 Difference]: With dead ends: 20534 [2018-12-09 12:07:57,441 INFO L226 Difference]: Without dead ends: 12165 [2018-12-09 12:07:57,455 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2564 GetRequests, 2544 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2018-12-09 12:07:57,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12165 states. [2018-12-09 12:07:57,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12165 to 12159. [2018-12-09 12:07:57,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12159 states. [2018-12-09 12:07:57,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12159 states to 12159 states and 13335 transitions. [2018-12-09 12:07:57,583 INFO L78 Accepts]: Start accepts. Automaton has 12159 states and 13335 transitions. Word has length 1271 [2018-12-09 12:07:57,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:07:57,584 INFO L480 AbstractCegarLoop]: Abstraction has 12159 states and 13335 transitions. [2018-12-09 12:07:57,584 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 12:07:57,584 INFO L276 IsEmpty]: Start isEmpty. Operand 12159 states and 13335 transitions. [2018-12-09 12:07:57,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1353 [2018-12-09 12:07:57,602 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:07:57,602 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:07:57,602 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:07:57,602 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:07:57,602 INFO L82 PathProgramCache]: Analyzing trace with hash -379459509, now seen corresponding path program 1 times [2018-12-09 12:07:57,602 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:07:57,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:07:57,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:07:57,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:07:57,603 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:07:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:07:58,354 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 888 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-12-09 12:07:58,355 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:07:58,355 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 12:07:58,355 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1353 with the following transitions: [2018-12-09 12:07:58,355 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 12:07:58,357 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 12:07:58,357 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 12:07:58,924 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 12:07:58,924 INFO L272 AbstractInterpreter]: Visited 279 different actions 1115 times. Merged at 11 different actions 31 times. Never widened. Performed 13418 root evaluator evaluations with a maximum evaluation depth of 18. Performed 13418 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-09 12:07:58,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:07:58,926 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 12:07:58,926 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:07:58,926 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 12:07:58,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:07:58,931 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 12:07:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:07:59,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:07:59,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 2248 proven. 2 refuted. 0 times theorem prover too weak. 1187 trivial. 0 not checked. [2018-12-09 12:07:59,526 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 12:08:00,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3437 backedges. 888 proven. 250 refuted. 0 times theorem prover too weak. 2299 trivial. 0 not checked. [2018-12-09 12:08:00,069 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 12:08:00,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-12-09 12:08:00,069 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 12:08:00,070 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 12:08:00,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 12:08:00,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-09 12:08:00,070 INFO L87 Difference]: Start difference. First operand 12159 states and 13335 transitions. Second operand 10 states. [2018-12-09 12:08:01,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:08:01,523 INFO L93 Difference]: Finished difference Result 26044 states and 28820 transitions. [2018-12-09 12:08:01,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 12:08:01,523 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1352 [2018-12-09 12:08:01,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:08:01,542 INFO L225 Difference]: With dead ends: 26044 [2018-12-09 12:08:01,543 INFO L226 Difference]: Without dead ends: 14567 [2018-12-09 12:08:01,560 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2735 GetRequests, 2711 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-12-09 12:08:01,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14567 states. [2018-12-09 12:08:01,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14567 to 13873. [2018-12-09 12:08:01,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13873 states. [2018-12-09 12:08:01,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13873 states to 13873 states and 15108 transitions. [2018-12-09 12:08:01,699 INFO L78 Accepts]: Start accepts. Automaton has 13873 states and 15108 transitions. Word has length 1352 [2018-12-09 12:08:01,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:08:01,699 INFO L480 AbstractCegarLoop]: Abstraction has 13873 states and 15108 transitions. [2018-12-09 12:08:01,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 12:08:01,700 INFO L276 IsEmpty]: Start isEmpty. Operand 13873 states and 15108 transitions. [2018-12-09 12:08:01,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1374 [2018-12-09 12:08:01,719 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:08:01,719 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 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] [2018-12-09 12:08:01,719 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:08:01,719 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:08:01,719 INFO L82 PathProgramCache]: Analyzing trace with hash -643420434, now seen corresponding path program 1 times [2018-12-09 12:08:01,719 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:08:01,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:08:01,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:08:01,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:08:01,720 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:08:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:08:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3089 backedges. 1722 proven. 641 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2018-12-09 12:08:02,694 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:08:02,695 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 12:08:02,695 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1374 with the following transitions: [2018-12-09 12:08:02,695 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1456], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 12:08:02,697 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 12:08:02,697 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 12:08:03,470 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 12:08:03,470 INFO L272 AbstractInterpreter]: Visited 286 different actions 1145 times. Merged at 9 different actions 33 times. Never widened. Performed 13807 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13807 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 11 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-09 12:08:03,473 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:08:03,473 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 12:08:03,473 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:08:03,473 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 12:08:03,479 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:08:03,479 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 12:08:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:08:03,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:08:04,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3089 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 2822 trivial. 0 not checked. [2018-12-09 12:08:04,036 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 12:08:04,483 INFO L134 CoverageAnalysis]: Checked inductivity of 3089 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 2822 trivial. 0 not checked. [2018-12-09 12:08:04,498 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 12:08:04,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-09 12:08:04,499 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:08:04,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 12:08:04,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 12:08:04,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-09 12:08:04,499 INFO L87 Difference]: Start difference. First operand 13873 states and 15108 transitions. Second operand 3 states. [2018-12-09 12:08:05,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:08:05,077 INFO L93 Difference]: Finished difference Result 27062 states and 29522 transitions. [2018-12-09 12:08:05,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 12:08:05,078 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1373 [2018-12-09 12:08:05,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:08:05,099 INFO L225 Difference]: With dead ends: 27062 [2018-12-09 12:08:05,099 INFO L226 Difference]: Without dead ends: 13871 [2018-12-09 12:08:05,113 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2760 GetRequests, 2748 SyntacticMatches, 5 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-09 12:08:05,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13871 states. [2018-12-09 12:08:05,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13871 to 13528. [2018-12-09 12:08:05,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13528 states. [2018-12-09 12:08:05,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13528 states to 13528 states and 14537 transitions. [2018-12-09 12:08:05,243 INFO L78 Accepts]: Start accepts. Automaton has 13528 states and 14537 transitions. Word has length 1373 [2018-12-09 12:08:05,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:08:05,244 INFO L480 AbstractCegarLoop]: Abstraction has 13528 states and 14537 transitions. [2018-12-09 12:08:05,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 12:08:05,244 INFO L276 IsEmpty]: Start isEmpty. Operand 13528 states and 14537 transitions. [2018-12-09 12:08:05,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1621 [2018-12-09 12:08:05,265 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:08:05,266 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 8, 8, 8, 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, 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, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:08:05,266 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:08:05,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:08:05,266 INFO L82 PathProgramCache]: Analyzing trace with hash 543411563, now seen corresponding path program 1 times [2018-12-09 12:08:05,266 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:08:05,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:08:05,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:08:05,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:08:05,267 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:08:05,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:08:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 5098 backedges. 936 proven. 534 refuted. 0 times theorem prover too weak. 3628 trivial. 0 not checked. [2018-12-09 12:08:06,155 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:08:06,155 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 12:08:06,155 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1621 with the following transitions: [2018-12-09 12:08:06,155 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-09 12:08:06,158 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 12:08:06,158 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 12:08:06,790 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 12:08:06,791 INFO L272 AbstractInterpreter]: Visited 315 different actions 1258 times. Merged at 11 different actions 39 times. Widened at 1 different actions 1 times. Performed 15217 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15217 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 6 different actions. Largest state had 24 variables. [2018-12-09 12:08:06,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:08:06,792 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 12:08:06,792 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 12:08:06,792 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 12:08:06,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:08:06,798 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 12:08:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:08:06,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:08:07,590 INFO L134 CoverageAnalysis]: Checked inductivity of 5098 backedges. 3413 proven. 2 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2018-12-09 12:08:07,590 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 12:08:08,335 INFO L134 CoverageAnalysis]: Checked inductivity of 5098 backedges. 936 proven. 534 refuted. 0 times theorem prover too weak. 3628 trivial. 0 not checked. [2018-12-09 12:08:08,350 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 12:08:08,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-09 12:08:08,351 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 12:08:08,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 12:08:08,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 12:08:08,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-09 12:08:08,352 INFO L87 Difference]: Start difference. First operand 13528 states and 14537 transitions. Second operand 9 states. [2018-12-09 12:08:10,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:08:10,200 INFO L93 Difference]: Finished difference Result 28981 states and 31656 transitions. [2018-12-09 12:08:10,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 12:08:10,201 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1620 [2018-12-09 12:08:10,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:08:10,228 INFO L225 Difference]: With dead ends: 28981 [2018-12-09 12:08:10,228 INFO L226 Difference]: Without dead ends: 16135 [2018-12-09 12:08:10,243 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3263 GetRequests, 3244 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=113, Invalid=229, Unknown=0, NotChecked=0, Total=342 [2018-12-09 12:08:10,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16135 states. [2018-12-09 12:08:10,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16135 to 15566. [2018-12-09 12:08:10,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15566 states. [2018-12-09 12:08:10,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15566 states to 15566 states and 16618 transitions. [2018-12-09 12:08:10,414 INFO L78 Accepts]: Start accepts. Automaton has 15566 states and 16618 transitions. Word has length 1620 [2018-12-09 12:08:10,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:08:10,415 INFO L480 AbstractCegarLoop]: Abstraction has 15566 states and 16618 transitions. [2018-12-09 12:08:10,415 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 12:08:10,415 INFO L276 IsEmpty]: Start isEmpty. Operand 15566 states and 16618 transitions. [2018-12-09 12:08:10,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1623 [2018-12-09 12:08:10,444 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 12:08:10,444 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 12:08:10,445 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 12:08:10,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:08:10,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1429906803, now seen corresponding path program 1 times [2018-12-09 12:08:10,445 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 12:08:10,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:08:10,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 12:08:10,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 12:08:10,446 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 12:08:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:08:11,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4323 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 4011 trivial. 0 not checked. [2018-12-09 12:08:11,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 12:08:11,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 12:08:11,287 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 12:08:11,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 12:08:11,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 12:08:11,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 12:08:11,289 INFO L87 Difference]: Start difference. First operand 15566 states and 16618 transitions. Second operand 4 states. [2018-12-09 12:08:12,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 12:08:12,274 INFO L93 Difference]: Finished difference Result 29610 states and 31342 transitions. [2018-12-09 12:08:12,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 12:08:12,274 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1622 [2018-12-09 12:08:12,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 12:08:12,276 INFO L225 Difference]: With dead ends: 29610 [2018-12-09 12:08:12,276 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 12:08:12,294 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 12:08:12,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 12:08:12,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 12:08:12,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 12:08:12,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 12:08:12,295 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1622 [2018-12-09 12:08:12,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 12:08:12,295 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 12:08:12,295 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 12:08:12,295 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 12:08:12,295 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 12:08:12,298 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 12:08:12,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,467 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 214 [2018-12-09 12:08:12,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 12:08:12,811 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 226 [2018-12-09 12:08:13,424 WARN L180 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 71 [2018-12-09 12:08:15,108 WARN L180 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 274 DAG size of output: 77 [2018-12-09 12:08:16,665 WARN L180 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 274 DAG size of output: 77 [2018-12-09 12:08:19,075 WARN L180 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 277 DAG size of output: 98 [2018-12-09 12:08:19,815 WARN L180 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 71 [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= |old(~a18~0)| ~a18~0) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,817 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse9 (= |old(~a16~0)| ~a16~0)) (.cse11 (= |old(~a18~0)| ~a18~0)) (.cse10 (= |old(~a15~0)| ~a15~0)) (.cse12 (= |old(~a12~0)| ~a12~0)) (.cse15 (= 8 |old(~a16~0)|)) (.cse4 (= 12 |old(~a16~0)|)) (.cse6 (= 7 |old(~a12~0)|)) (.cse5 (<= (+ |old(~a18~0)| 156) 0)) (.cse2 (= 4 |old(~a15~0)|))) (let ((.cse3 (not (= 9 |old(~a12~0)|))) (.cse13 (or .cse5 .cse2)) (.cse0 (= 9 |old(~a16~0)|)) (.cse17 (or .cse4 .cse6 .cse2)) (.cse7 (< 7 |old(~a12~0)|)) (.cse16 (< |old(~a15~0)| 4)) (.cse18 (not .cse6)) (.cse19 (< 0 (+ |old(~a18~0)| 388559))) (.cse8 (not .cse15)) (.cse1 (and .cse9 .cse11 .cse10 .cse12)) (.cse20 (not (= 8 |old(~a12~0)|))) (.cse14 (= 10 |old(~a16~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 .cse7) (or .cse8 .cse5 .cse1 .cse3) (or (and (and .cse9 .cse10) .cse11 .cse12) (or .cse13 .cse3)) (or .cse4 .cse14 .cse15 .cse3 .cse1 .cse16) (or .cse1 (or .cse4 .cse6 .cse0 .cse15 .cse7)) (or .cse8 .cse13 (< 0 (+ ~a18~0 156))) (or .cse5 .cse2 .cse14 .cse1 .cse7) (or .cse1 .cse8 (not (= 5 |old(~a12~0)|))) (or .cse8 (and .cse9 .cse10 .cse12) .cse17) (or .cse1 (or .cse8 .cse18) .cse16) (or .cse11 (or .cse0 .cse17 .cse7)) (or .cse1 .cse19 .cse4 .cse14 .cse7 .cse16) (or .cse2 .cse20 .cse1) (or .cse1 (or .cse4 .cse18 .cse14 .cse15)) (or .cse1 .cse19 .cse8 .cse20) (or .cse4 .cse5 .cse1 .cse20 .cse14)))) [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,818 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,819 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse9 (= |old(~a16~0)| ~a16~0)) (.cse11 (= |old(~a18~0)| ~a18~0)) (.cse10 (= |old(~a15~0)| ~a15~0)) (.cse12 (= |old(~a12~0)| ~a12~0)) (.cse15 (= 8 |old(~a16~0)|)) (.cse4 (= 12 |old(~a16~0)|)) (.cse6 (= 7 |old(~a12~0)|)) (.cse5 (<= (+ |old(~a18~0)| 156) 0)) (.cse2 (= 4 |old(~a15~0)|))) (let ((.cse3 (not (= 9 |old(~a12~0)|))) (.cse13 (or .cse5 .cse2)) (.cse0 (= 9 |old(~a16~0)|)) (.cse22 (or .cse4 .cse6 .cse2)) (.cse7 (< 7 |old(~a12~0)|)) (.cse16 (< |old(~a15~0)| 4)) (.cse19 (not (= 3 |old(~a15~0)|))) (.cse21 (not (= 5 |old(~a12~0)|))) (.cse18 (not (= calculate_output_~input 0))) (.cse20 (not (= 11 |old(~a16~0)|))) (.cse17 (= |calculate_output_#in~input| 0)) (.cse23 (not .cse6)) (.cse24 (< 0 (+ |old(~a18~0)| 388559))) (.cse8 (not .cse15)) (.cse1 (and .cse9 .cse11 .cse10 .cse12)) (.cse25 (not (= 8 |old(~a12~0)|))) (.cse14 (= 10 |old(~a16~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 .cse7) (or .cse8 .cse5 .cse1 .cse3) (or (and (and .cse9 .cse10) .cse11 .cse12) (or .cse13 .cse3)) (or .cse4 .cse14 .cse15 .cse3 .cse1 .cse16) (or .cse17 .cse18 (or .cse19 (not (= 6 |old(~a12~0)|)) .cse20) (not (= (+ |old(~a18~0)| 87) 0))) (or .cse1 (or .cse4 .cse6 .cse0 .cse15 .cse7)) (or .cse8 .cse13 (< 0 (+ ~a18~0 156))) (or .cse5 .cse2 .cse14 .cse1 .cse7) (or .cse1 .cse8 .cse21) (or .cse8 (and .cse9 .cse10 .cse12) .cse22) (or .cse1 (or .cse8 .cse23) .cse16) (or .cse11 (or .cse0 .cse22 .cse7)) (or .cse1 .cse24 .cse4 .cse14 .cse7 .cse16) (or .cse5 .cse19 .cse21 .cse18 .cse20 .cse17) (or .cse2 .cse25 .cse1) (or .cse1 (or .cse4 .cse23 .cse14 .cse15)) (or .cse1 .cse24 .cse8 .cse25) (or .cse4 .cse5 .cse1 .cse25 .cse14)))) [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,820 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-09 12:08:19,821 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-09 12:08:19,822 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,823 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,824 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,825 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,826 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse9 (= |old(~a16~0)| ~a16~0)) (.cse11 (= |old(~a18~0)| ~a18~0)) (.cse10 (= |old(~a15~0)| ~a15~0)) (.cse12 (= |old(~a12~0)| ~a12~0)) (.cse15 (= 8 |old(~a16~0)|)) (.cse4 (= 12 |old(~a16~0)|)) (.cse6 (= 7 |old(~a12~0)|)) (.cse5 (<= (+ |old(~a18~0)| 156) 0)) (.cse2 (= 4 |old(~a15~0)|))) (let ((.cse3 (not (= 9 |old(~a12~0)|))) (.cse13 (or .cse5 .cse2)) (.cse0 (= 9 |old(~a16~0)|)) (.cse17 (or .cse4 .cse6 .cse2)) (.cse7 (< 7 |old(~a12~0)|)) (.cse16 (< |old(~a15~0)| 4)) (.cse18 (not .cse6)) (.cse19 (< 0 (+ |old(~a18~0)| 388559))) (.cse8 (not .cse15)) (.cse1 (and .cse9 .cse11 .cse10 .cse12)) (.cse20 (not (= 8 |old(~a12~0)|))) (.cse14 (= 10 |old(~a16~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 .cse7) (or .cse8 .cse5 .cse1 .cse3) (or (and (and .cse9 .cse10) .cse11 .cse12) (or .cse13 .cse3)) (or .cse4 .cse14 .cse15 .cse3 .cse1 .cse16) (or .cse1 (or .cse4 .cse6 .cse0 .cse15 .cse7)) (or .cse8 .cse13 (< 0 (+ ~a18~0 156))) (or .cse5 .cse2 .cse14 .cse1 .cse7) (or .cse1 .cse8 (not (= 5 |old(~a12~0)|))) (or .cse8 (and .cse9 .cse10 .cse12) .cse17) (or .cse1 (or .cse8 .cse18) .cse16) (or .cse11 (or .cse0 .cse17 .cse7)) (or .cse1 .cse19 .cse4 .cse14 .cse7 .cse16) (or .cse2 .cse20 .cse1) (or .cse1 (or .cse4 .cse18 .cse14 .cse15)) (or .cse1 .cse19 .cse8 .cse20) (or .cse4 .cse5 .cse1 .cse20 .cse14)))) [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,827 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-09 12:08:19,828 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,829 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,830 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,831 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-09 12:08:19,832 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,833 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,834 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= ~a15~0 3) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-12-09 12:08:19,835 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= 11 |old(~a16~0)|)) (and (= |old(~a18~0)| ~a18~0) (= |old(~a15~0)| ~a15~0) (= ~a16~0 11) (= |old(~a12~0)| ~a12~0)) (not (= (+ |old(~a18~0)| 87) 0))) [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse7 (not (= 9 ~a16~0))) (.cse12 (= 7 ~a12~0)) (.cse0 (not (= ~a16~0 10))) (.cse9 (not (= ~a16~0 8))) (.cse11 (<= 4 ~a15~0)) (.cse2 (not (= ~a16~0 12))) (.cse8 (= ~a12~0 9)) (.cse4 (not (= ~a15~0 4))) (.cse5 (not (= ~a12~0 7))) (.cse10 (<= ~a12~0 7)) (.cse3 (< 0 (+ ~a18~0 156))) (.cse1 (= 8 ~a12~0)) (.cse6 (= 8 ~a16~0)) (.cse13 (<= (+ ~a18~0 388559) 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 11 |old(~a16~0)|)) (and (and .cse4 .cse5) .cse6) (and .cse4 .cse7 .cse8) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse2 (= 5 ~a12~0) .cse7) (and .cse9 .cse2 .cse5 .cse10 .cse7) (and .cse6 .cse11 .cse12) (not (= 3 |old(~a15~0)|)) (and .cse2 .cse5 .cse10 .cse3) (and .cse11 .cse2 .cse5 .cse10 .cse13) (or (and .cse0 .cse9 .cse2 .cse12) (and .cse0 .cse4 .cse3 .cse12)) (and .cse1 .cse4) (and .cse0 .cse2 .cse3 .cse8) (and .cse0 .cse9 .cse11 .cse2 .cse8) (and .cse4 .cse5 .cse10 .cse3) (and .cse1 .cse6 .cse13) (not (= 5 |old(~a12~0)|)))) [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-09 12:08:19,835 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-09 12:08:19,836 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse7 (not (= 9 ~a16~0))) (.cse12 (= 7 ~a12~0)) (.cse0 (not (= ~a16~0 10))) (.cse9 (not (= ~a16~0 8))) (.cse11 (<= 4 ~a15~0)) (.cse2 (not (= ~a16~0 12))) (.cse8 (= ~a12~0 9)) (.cse4 (not (= ~a15~0 4))) (.cse5 (not (= ~a12~0 7))) (.cse10 (<= ~a12~0 7)) (.cse3 (< 0 (+ ~a18~0 156))) (.cse1 (= 8 ~a12~0)) (.cse6 (= 8 ~a16~0)) (.cse13 (<= (+ ~a18~0 388559) 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 11 |old(~a16~0)|)) (and (and .cse4 .cse5) .cse6) (and .cse4 .cse7 .cse8) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse2 (= 5 ~a12~0) .cse7) (and .cse9 .cse2 .cse5 .cse10 .cse7) (and .cse6 .cse11 .cse12) (not (= 3 |old(~a15~0)|)) (and .cse2 .cse5 .cse10 .cse3) (and .cse11 .cse2 .cse5 .cse10 .cse13) (or (and .cse0 .cse9 .cse2 .cse12) (and .cse0 .cse4 .cse3 .cse12)) (and .cse1 .cse4) (and .cse0 .cse2 .cse3 .cse8) (and .cse0 .cse9 .cse11 .cse2 .cse8) (and .cse4 .cse5 .cse10 .cse3) (and .cse1 .cse6 .cse13) (not (= 5 |old(~a12~0)|)))) [2018-12-09 12:08:19,836 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-09 12:08:19,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 12:08:19 BoogieIcfgContainer [2018-12-09 12:08:19,844 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 12:08:19,844 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 12:08:19,844 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 12:08:19,844 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 12:08:19,844 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:05:18" (3/4) ... [2018-12-09 12:08:19,847 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 12:08:19,850 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 12:08:19,850 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-09 12:08:19,850 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 12:08:19,851 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 12:08:19,863 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 12:08:19,865 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 12:08:19,884 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((!(a16 == 10) && 8 == a12) && !(a16 == 12)) && 0 < a18 + 156) || !(11 == \old(a16))) || ((!(a15 == 4) && !(a12 == 7)) && 8 == a16)) || ((!(a15 == 4) && !(9 == a16)) && a12 == 9)) || !(\old(a18) + 87 == 0)) || ((!(a16 == 12) && 5 == a12) && !(9 == a16))) || ((((!(a16 == 8) && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && !(9 == a16))) || ((8 == a16 && 4 <= a15) && 7 == a12)) || !(3 == \old(a15))) || (((!(a16 == 12) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156)) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && a18 + 388559 <= 0)) || (((!(a16 == 10) && !(a16 == 8)) && !(a16 == 12)) && 7 == a12) || (((!(a16 == 10) && !(a15 == 4)) && 0 < a18 + 156) && 7 == a12)) || (8 == a12 && !(a15 == 4))) || (((!(a16 == 10) && !(a16 == 12)) && 0 < a18 + 156) && a12 == 9)) || ((((!(a16 == 10) && !(a16 == 8)) && 4 <= a15) && !(a16 == 12)) && a12 == 9)) || (((!(a15 == 4) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156)) || ((8 == a12 && 8 == a16) && a18 + 388559 <= 0)) || !(5 == \old(a12)) [2018-12-09 12:08:19,968 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a371851c-e08a-468f-9f68-60b1a66dbe0d/bin-2019/utaipan/witness.graphml [2018-12-09 12:08:19,969 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 12:08:19,969 INFO L168 Benchmark]: Toolchain (without parser) took 183178.70 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 944.3 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 797.1 MB. Max. memory is 11.5 GB. [2018-12-09 12:08:19,970 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:08:19,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. [2018-12-09 12:08:19,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.82 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:08:19,970 INFO L168 Benchmark]: Boogie Preprocessor took 55.63 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: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:08:19,970 INFO L168 Benchmark]: RCFGBuilder took 1443.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 868.7 MB in the end (delta: 249.6 MB). Peak memory consumption was 249.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:08:19,970 INFO L168 Benchmark]: TraceAbstraction took 180889.83 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 868.7 MB in the beginning and 4.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. [2018-12-09 12:08:19,970 INFO L168 Benchmark]: Witness Printer took 124.67 ms. Allocated memory is still 4.9 GB. Free memory was 4.1 GB in the beginning and 4.0 GB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:08:19,972 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 636.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.9 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 73.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.82 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.63 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: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1443.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 868.7 MB in the end (delta: 249.6 MB). Peak memory consumption was 249.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 180889.83 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 868.7 MB in the beginning and 4.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 4.2 GB. Max. memory is 11.5 GB. * Witness Printer took 124.67 ms. Allocated memory is still 4.9 GB. Free memory was 4.1 GB in the beginning and 4.0 GB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 136]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(a16 == 10) && 8 == a12) && !(a16 == 12)) && 0 < a18 + 156) || !(11 == \old(a16))) || ((!(a15 == 4) && !(a12 == 7)) && 8 == a16)) || ((!(a15 == 4) && !(9 == a16)) && a12 == 9)) || !(\old(a18) + 87 == 0)) || ((!(a16 == 12) && 5 == a12) && !(9 == a16))) || ((((!(a16 == 8) && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && !(9 == a16))) || ((8 == a16 && 4 <= a15) && 7 == a12)) || !(3 == \old(a15))) || (((!(a16 == 12) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156)) || ((((4 <= a15 && !(a16 == 12)) && !(a12 == 7)) && a12 <= 7) && a18 + 388559 <= 0)) || (((!(a16 == 10) && !(a16 == 8)) && !(a16 == 12)) && 7 == a12) || (((!(a16 == 10) && !(a15 == 4)) && 0 < a18 + 156) && 7 == a12)) || (8 == a12 && !(a15 == 4))) || (((!(a16 == 10) && !(a16 == 12)) && 0 < a18 + 156) && a12 == 9)) || ((((!(a16 == 10) && !(a16 == 8)) && 4 <= a15) && !(a16 == 12)) && a12 == 9)) || (((!(a15 == 4) && !(a12 == 7)) && a12 <= 7) && 0 < a18 + 156)) || ((8 == a12 && 8 == a16) && a18 + 388559 <= 0)) || !(5 == \old(a12)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 180.8s OverallTime, 16 OverallIterations, 10 TraceHistogramMax, 151.8s AutomataDifference, 0.0s DeadEndRemovalTime, 7.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1659 SDtfs, 19374 SDslu, 1113 SDs, 0 SdLazy, 30320 SolverSat, 4184 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 138.4s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 16050 GetRequests, 15861 SyntacticMatches, 25 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 380 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15566occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.2s AbstIntTime, 8 AbstIntIterations, 3 AbstIntStrong, 0.9985687568230378 AbsIntWeakeningRatio, 0.044760935910478125 AbsIntAvgWeakeningVarsNumRemoved, 16.341132587317734 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 16 MinimizatonAttempts, 6235 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1545 PreInvPairs, 1689 NumberOfFragments, 1994 HoareAnnotationTreeSize, 1545 FomulaSimplifications, 160595 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 9 FomulaSimplificationsInter, 36569 FormulaSimplificationTreeSizeReductionInter, 6.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 18280 NumberOfCodeBlocks, 18280 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 24703 ConstructedInterpolants, 0 QuantifiedInterpolants, 62773588 SizeOfPredicates, 3 NumberOfNonLiveVariables, 8347 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 26 InterpolantComputations, 10 PerfectInterpolantSequences, 51164/55837 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...