./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label27_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_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/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 1b208146e3ece6d9a53f019c6a3409aa215a7853 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 01:34:41,112 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:34:41,113 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:34:41,119 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 01:34:41,119 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 01:34:41,120 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 01:34:41,121 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 01:34:41,121 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 01:34:41,122 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 01:34:41,122 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 01:34:41,123 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 01:34:41,123 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:34:41,123 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:34:41,124 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:34:41,124 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:34:41,125 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:34:41,125 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:34:41,126 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:34:41,127 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:34:41,127 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:34:41,128 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:34:41,129 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:34:41,130 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:34:41,130 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:34:41,130 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:34:41,130 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:34:41,131 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:34:41,131 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:34:41,132 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:34:41,132 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:34:41,132 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:34:41,133 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:34:41,133 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:34:41,133 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:34:41,133 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:34:41,134 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:34:41,134 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 01:34:41,141 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:34:41,141 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:34:41,142 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:34:41,142 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 01:34:41,142 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 01:34:41,142 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 01:34:41,142 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 01:34:41,142 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 01:34:41,142 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 01:34:41,142 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 01:34:41,142 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 01:34:41,143 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 01:34:41,143 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 01:34:41,143 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:34:41,143 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 01:34:41,143 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 01:34:41,143 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 01:34:41,143 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:34:41,143 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:34:41,144 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:34:41,144 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:34:41,144 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 01:34:41,144 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:34:41,144 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:34:41,144 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:34:41,144 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 01:34:41,144 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:34:41,144 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 01:34:41,144 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 01:34:41,145 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:34:41,145 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:34:41,145 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:34:41,145 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 01:34:41,145 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:34:41,145 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 01:34:41,145 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 01:34:41,145 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_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/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 -> 1b208146e3ece6d9a53f019c6a3409aa215a7853 [2018-12-03 01:34:41,163 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:34:41,172 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:34:41,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:34:41,176 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:34:41,176 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:34:41,177 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c [2018-12-03 01:34:41,215 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/data/71c4971e3/66618b862848403f9ebf439d7f45eb04/FLAGd144242c0 [2018-12-03 01:34:41,732 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:34:41,732 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c [2018-12-03 01:34:41,740 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/data/71c4971e3/66618b862848403f9ebf439d7f45eb04/FLAGd144242c0 [2018-12-03 01:34:42,248 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/data/71c4971e3/66618b862848403f9ebf439d7f45eb04 [2018-12-03 01:34:42,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:34:42,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:34:42,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:34:42,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:34:42,254 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:34:42,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343f3083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42, skipping insertion in model container [2018-12-03 01:34:42,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:34:42,294 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:34:42,534 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:34:42,537 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:34:42,670 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:34:42,679 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:34:42,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42 WrapperNode [2018-12-03 01:34:42,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:34:42,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:34:42,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:34:42,680 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:34:42,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:34:42,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:34:42,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:34:42,703 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:34:42,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... [2018-12-03 01:34:42,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:34:42,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:34:42,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:34:42,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:34:42,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/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 [2018-12-03 01:34:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 01:34:42,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 01:34:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-03 01:34:42,789 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-03 01:34:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:34:42,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:34:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 01:34:42,789 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 01:34:43,755 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:34:43,755 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-03 01:34:43,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:43 BoogieIcfgContainer [2018-12-03 01:34:43,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:34:43,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 01:34:43,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 01:34:43,759 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 01:34:43,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 01:34:42" (1/3) ... [2018-12-03 01:34:43,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d452dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:34:43, skipping insertion in model container [2018-12-03 01:34:43,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:42" (2/3) ... [2018-12-03 01:34:43,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d452dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 01:34:43, skipping insertion in model container [2018-12-03 01:34:43,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:43" (3/3) ... [2018-12-03 01:34:43,762 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label27_true-unreach-call.c [2018-12-03 01:34:43,770 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 01:34:43,777 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 01:34:43,790 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 01:34:43,815 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 01:34:43,815 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 01:34:43,815 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 01:34:43,816 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 01:34:43,816 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 01:34:43,816 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 01:34:43,816 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 01:34:43,816 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 01:34:43,834 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-03 01:34:43,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-03 01:34:43,839 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:43,839 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] [2018-12-03 01:34:43,841 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:43,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:43,844 INFO L82 PathProgramCache]: Analyzing trace with hash 1647483275, now seen corresponding path program 1 times [2018-12-03 01:34:43,845 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:43,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:43,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:43,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:43,873 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:44,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:44,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:34:44,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 01:34:44,053 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:44,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 01:34:44,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 01:34:44,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 01:34:44,071 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-12-03 01:34:45,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:34:45,086 INFO L93 Difference]: Finished difference Result 992 states and 1772 transitions. [2018-12-03 01:34:45,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-03 01:34:45,087 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2018-12-03 01:34:45,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:34:45,097 INFO L225 Difference]: With dead ends: 992 [2018-12-03 01:34:45,097 INFO L226 Difference]: Without dead ends: 618 [2018-12-03 01:34:45,101 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 [2018-12-03 01:34:45,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2018-12-03 01:34:45,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 419. [2018-12-03 01:34:45,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2018-12-03 01:34:45,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 604 transitions. [2018-12-03 01:34:45,143 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 604 transitions. Word has length 48 [2018-12-03 01:34:45,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:34:45,144 INFO L480 AbstractCegarLoop]: Abstraction has 419 states and 604 transitions. [2018-12-03 01:34:45,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 01:34:45,144 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 604 transitions. [2018-12-03 01:34:45,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-03 01:34:45,147 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:45,148 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:34:45,148 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:45,148 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:45,148 INFO L82 PathProgramCache]: Analyzing trace with hash 2032953802, now seen corresponding path program 1 times [2018-12-03 01:34:45,148 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:45,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:45,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:45,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:45,150 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:45,286 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:45,286 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:34:45,286 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-03 01:34:45,286 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:45,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 01:34:45,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 01:34:45,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 01:34:45,288 INFO L87 Difference]: Start difference. First operand 419 states and 604 transitions. Second operand 6 states. [2018-12-03 01:34:46,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:34:46,029 INFO L93 Difference]: Finished difference Result 1236 states and 1811 transitions. [2018-12-03 01:34:46,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 01:34:46,029 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 120 [2018-12-03 01:34:46,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:34:46,035 INFO L225 Difference]: With dead ends: 1236 [2018-12-03 01:34:46,035 INFO L226 Difference]: Without dead ends: 823 [2018-12-03 01:34:46,037 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 [2018-12-03 01:34:46,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2018-12-03 01:34:46,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 808. [2018-12-03 01:34:46,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 808 states. [2018-12-03 01:34:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 1155 transitions. [2018-12-03 01:34:46,064 INFO L78 Accepts]: Start accepts. Automaton has 808 states and 1155 transitions. Word has length 120 [2018-12-03 01:34:46,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:34:46,064 INFO L480 AbstractCegarLoop]: Abstraction has 808 states and 1155 transitions. [2018-12-03 01:34:46,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 01:34:46,064 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1155 transitions. [2018-12-03 01:34:46,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-03 01:34:46,066 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:46,066 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:34:46,066 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:46,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:46,067 INFO L82 PathProgramCache]: Analyzing trace with hash 664653149, now seen corresponding path program 1 times [2018-12-03 01:34:46,067 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:46,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:46,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:46,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:46,068 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:46,154 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:46,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:34:46,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 01:34:46,155 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:46,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 01:34:46,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 01:34:46,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 01:34:46,156 INFO L87 Difference]: Start difference. First operand 808 states and 1155 transitions. Second operand 4 states. [2018-12-03 01:34:46,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:34:46,994 INFO L93 Difference]: Finished difference Result 2390 states and 3458 transitions. [2018-12-03 01:34:46,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-03 01:34:46,994 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2018-12-03 01:34:46,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:34:47,000 INFO L225 Difference]: With dead ends: 2390 [2018-12-03 01:34:47,001 INFO L226 Difference]: Without dead ends: 1588 [2018-12-03 01:34:47,003 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 [2018-12-03 01:34:47,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1588 states. [2018-12-03 01:34:47,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1588 to 1382. [2018-12-03 01:34:47,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1382 states. [2018-12-03 01:34:47,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1382 states and 1925 transitions. [2018-12-03 01:34:47,035 INFO L78 Accepts]: Start accepts. Automaton has 1382 states and 1925 transitions. Word has length 121 [2018-12-03 01:34:47,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:34:47,035 INFO L480 AbstractCegarLoop]: Abstraction has 1382 states and 1925 transitions. [2018-12-03 01:34:47,036 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 01:34:47,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1925 transitions. [2018-12-03 01:34:47,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-03 01:34:47,037 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:47,038 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:34:47,038 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:47,038 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:47,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1062949639, now seen corresponding path program 1 times [2018-12-03 01:34:47,038 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:47,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:47,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:47,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:47,039 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:47,089 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:47,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:34:47,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-03 01:34:47,090 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:47,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-03 01:34:47,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-03 01:34:47,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-03 01:34:47,090 INFO L87 Difference]: Start difference. First operand 1382 states and 1925 transitions. Second operand 5 states. [2018-12-03 01:34:48,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:34:48,001 INFO L93 Difference]: Finished difference Result 3988 states and 5881 transitions. [2018-12-03 01:34:48,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-03 01:34:48,001 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2018-12-03 01:34:48,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:34:48,012 INFO L225 Difference]: With dead ends: 3988 [2018-12-03 01:34:48,012 INFO L226 Difference]: Without dead ends: 2612 [2018-12-03 01:34:48,016 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-03 01:34:48,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2612 states. [2018-12-03 01:34:48,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2612 to 2572. [2018-12-03 01:34:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2572 states. [2018-12-03 01:34:48,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 3448 transitions. [2018-12-03 01:34:48,072 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 3448 transitions. Word has length 123 [2018-12-03 01:34:48,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:34:48,072 INFO L480 AbstractCegarLoop]: Abstraction has 2572 states and 3448 transitions. [2018-12-03 01:34:48,072 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-03 01:34:48,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3448 transitions. [2018-12-03 01:34:48,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-03 01:34:48,075 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:48,075 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:34:48,075 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:48,076 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:48,076 INFO L82 PathProgramCache]: Analyzing trace with hash 669937364, now seen corresponding path program 1 times [2018-12-03 01:34:48,076 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:48,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:48,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:48,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:48,076 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:48,196 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:48,196 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:34:48,196 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:34:48,196 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 180 with the following transitions: [2018-12-03 01:34:48,198 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-03 01:34:48,225 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:34:48,225 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:34:48,733 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:34:48,734 INFO L272 AbstractInterpreter]: Visited 139 different actions 403 times. Merged at 4 different actions 7 times. Never widened. Performed 5621 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5621 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-03 01:34:48,739 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:48,740 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:34:48,740 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:34:48,740 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/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 [2018-12-03 01:34:48,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:48,747 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:34:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:48,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:34:48,879 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:48,879 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:34:48,918 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:48,934 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-03 01:34:48,934 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-03 01:34:48,934 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:48,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 01:34:48,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 01:34:48,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-03 01:34:48,935 INFO L87 Difference]: Start difference. First operand 2572 states and 3448 transitions. Second operand 3 states. [2018-12-03 01:34:49,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:34:49,673 INFO L93 Difference]: Finished difference Result 6311 states and 8689 transitions. [2018-12-03 01:34:49,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 01:34:49,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2018-12-03 01:34:49,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:34:49,682 INFO L225 Difference]: With dead ends: 6311 [2018-12-03 01:34:49,682 INFO L226 Difference]: Without dead ends: 3745 [2018-12-03 01:34:49,686 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 358 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-03 01:34:49,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3745 states. [2018-12-03 01:34:49,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3745 to 3742. [2018-12-03 01:34:49,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2018-12-03 01:34:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 5043 transitions. [2018-12-03 01:34:49,738 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 5043 transitions. Word has length 179 [2018-12-03 01:34:49,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:34:49,738 INFO L480 AbstractCegarLoop]: Abstraction has 3742 states and 5043 transitions. [2018-12-03 01:34:49,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 01:34:49,738 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 5043 transitions. [2018-12-03 01:34:49,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-03 01:34:49,740 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:49,741 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-03 01:34:49,741 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:49,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:49,741 INFO L82 PathProgramCache]: Analyzing trace with hash -596928914, now seen corresponding path program 1 times [2018-12-03 01:34:49,741 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:49,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:49,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:49,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:49,742 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:49,817 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 154 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:34:49,817 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:34:49,817 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:34:49,817 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 206 with the following transitions: [2018-12-03 01:34:49,818 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-03 01:34:49,820 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:34:49,820 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:34:49,866 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-03 01:34:49,867 INFO L272 AbstractInterpreter]: Visited 88 different actions 88 times. Never merged. Never widened. Performed 970 root evaluator evaluations with a maximum evaluation depth of 3. Performed 970 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 28 variables. [2018-12-03 01:34:49,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:49,868 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-03 01:34:50,098 INFO L227 lantSequenceWeakener]: Weakened 196 states. On average, predicates are now at 73.53% of their original sizes. [2018-12-03 01:34:50,098 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-03 01:34:50,125 INFO L418 sIntCurrentIteration]: We unified 204 AI predicates to 204 [2018-12-03 01:34:50,126 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-03 01:34:50,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-03 01:34:50,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-03 01:34:50,126 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:50,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 01:34:50,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 01:34:50,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-03 01:34:50,127 INFO L87 Difference]: Start difference. First operand 3742 states and 5043 transitions. Second operand 6 states. [2018-12-03 01:34:59,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:34:59,154 INFO L93 Difference]: Finished difference Result 7668 states and 10294 transitions. [2018-12-03 01:34:59,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 01:34:59,155 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 205 [2018-12-03 01:34:59,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:34:59,161 INFO L225 Difference]: With dead ends: 7668 [2018-12-03 01:34:59,162 INFO L226 Difference]: Without dead ends: 3932 [2018-12-03 01:34:59,165 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 205 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-03 01:34:59,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3932 states. [2018-12-03 01:34:59,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3932 to 3931. [2018-12-03 01:34:59,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3931 states. [2018-12-03 01:34:59,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 3931 states and 5243 transitions. [2018-12-03 01:34:59,209 INFO L78 Accepts]: Start accepts. Automaton has 3931 states and 5243 transitions. Word has length 205 [2018-12-03 01:34:59,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:34:59,209 INFO L480 AbstractCegarLoop]: Abstraction has 3931 states and 5243 transitions. [2018-12-03 01:34:59,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 01:34:59,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3931 states and 5243 transitions. [2018-12-03 01:34:59,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-03 01:34:59,214 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:34:59,214 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:34:59,214 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:34:59,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:59,214 INFO L82 PathProgramCache]: Analyzing trace with hash 696883701, now seen corresponding path program 1 times [2018-12-03 01:34:59,215 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:34:59,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:59,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:59,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:34:59,215 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:34:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 281 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-03 01:34:59,363 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:34:59,363 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:34:59,363 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 322 with the following transitions: [2018-12-03 01:34:59,363 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-03 01:34:59,367 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:34:59,367 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:34:59,663 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:34:59,664 INFO L272 AbstractInterpreter]: Visited 126 different actions 373 times. Merged at 6 different actions 17 times. Never widened. Performed 4964 root evaluator evaluations with a maximum evaluation depth of 16. Performed 4964 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-03 01:34:59,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:34:59,665 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:34:59,665 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:34:59,665 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/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 [2018-12-03 01:34:59,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:34:59,673 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:34:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:34:59,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:34:59,770 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-12-03 01:34:59,770 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:34:59,817 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-12-03 01:34:59,842 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-03 01:34:59,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-12-03 01:34:59,843 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:34:59,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 01:34:59,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 01:34:59,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-03 01:34:59,844 INFO L87 Difference]: Start difference. First operand 3931 states and 5243 transitions. Second operand 3 states. [2018-12-03 01:35:00,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:00,448 INFO L93 Difference]: Finished difference Result 9765 states and 13485 transitions. [2018-12-03 01:35:00,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 01:35:00,449 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 321 [2018-12-03 01:35:00,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:00,459 INFO L225 Difference]: With dead ends: 9765 [2018-12-03 01:35:00,459 INFO L226 Difference]: Without dead ends: 6029 [2018-12-03 01:35:00,464 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 641 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-03 01:35:00,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6029 states. [2018-12-03 01:35:00,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6029 to 5841. [2018-12-03 01:35:00,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5841 states. [2018-12-03 01:35:00,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5841 states to 5841 states and 7740 transitions. [2018-12-03 01:35:00,529 INFO L78 Accepts]: Start accepts. Automaton has 5841 states and 7740 transitions. Word has length 321 [2018-12-03 01:35:00,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:00,530 INFO L480 AbstractCegarLoop]: Abstraction has 5841 states and 7740 transitions. [2018-12-03 01:35:00,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 01:35:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 5841 states and 7740 transitions. [2018-12-03 01:35:00,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-03 01:35:00,535 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:00,535 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:35:00,536 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:00,536 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:00,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1299245869, now seen corresponding path program 1 times [2018-12-03 01:35:00,536 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:00,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:00,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:00,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:00,537 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2018-12-03 01:35:00,628 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:35:00,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 01:35:00,628 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:35:00,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 01:35:00,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 01:35:00,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 01:35:00,629 INFO L87 Difference]: Start difference. First operand 5841 states and 7740 transitions. Second operand 3 states. [2018-12-03 01:35:01,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:01,178 INFO L93 Difference]: Finished difference Result 13955 states and 19231 transitions. [2018-12-03 01:35:01,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 01:35:01,179 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 325 [2018-12-03 01:35:01,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:01,195 INFO L225 Difference]: With dead ends: 13955 [2018-12-03 01:35:01,196 INFO L226 Difference]: Without dead ends: 8309 [2018-12-03 01:35:01,202 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 01:35:01,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8309 states. [2018-12-03 01:35:01,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8309 to 7933. [2018-12-03 01:35:01,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7933 states. [2018-12-03 01:35:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7933 states to 7933 states and 10531 transitions. [2018-12-03 01:35:01,293 INFO L78 Accepts]: Start accepts. Automaton has 7933 states and 10531 transitions. Word has length 325 [2018-12-03 01:35:01,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:01,294 INFO L480 AbstractCegarLoop]: Abstraction has 7933 states and 10531 transitions. [2018-12-03 01:35:01,294 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 01:35:01,294 INFO L276 IsEmpty]: Start isEmpty. Operand 7933 states and 10531 transitions. [2018-12-03 01:35:01,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-12-03 01:35:01,301 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:01,301 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-03 01:35:01,301 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:01,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:01,301 INFO L82 PathProgramCache]: Analyzing trace with hash -551815029, now seen corresponding path program 1 times [2018-12-03 01:35:01,301 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:01,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:01,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:01,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:01,302 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:01,763 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 196 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:01,764 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:01,764 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:01,764 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 331 with the following transitions: [2018-12-03 01:35:01,764 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-03 01:35:01,767 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:01,767 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:04,736 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:04,737 INFO L272 AbstractInterpreter]: Visited 175 different actions 515 times. Merged at 6 different actions 12 times. Never widened. Performed 7196 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7196 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-03 01:35:04,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:04,738 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:04,738 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:04,738 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/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 [2018-12-03 01:35:04,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:04,744 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:04,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:05,251 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 196 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:05,251 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:05,660 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 196 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:05,675 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:35:05,675 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7, 8] total 22 [2018-12-03 01:35:05,675 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:35:05,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-03 01:35:05,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-03 01:35:05,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2018-12-03 01:35:05,676 INFO L87 Difference]: Start difference. First operand 7933 states and 10531 transitions. Second operand 17 states. [2018-12-03 01:35:07,935 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2018-12-03 01:35:08,236 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 50 [2018-12-03 01:35:09,526 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 50 [2018-12-03 01:35:10,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:10,714 INFO L93 Difference]: Finished difference Result 17039 states and 23768 transitions. [2018-12-03 01:35:10,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-12-03 01:35:10,714 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 330 [2018-12-03 01:35:10,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:10,738 INFO L225 Difference]: With dead ends: 17039 [2018-12-03 01:35:10,738 INFO L226 Difference]: Without dead ends: 9301 [2018-12-03 01:35:10,747 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 717 GetRequests, 654 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1015 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=967, Invalid=2939, Unknown=0, NotChecked=0, Total=3906 [2018-12-03 01:35:10,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9301 states. [2018-12-03 01:35:10,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9301 to 9000. [2018-12-03 01:35:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9000 states. [2018-12-03 01:35:10,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9000 states to 9000 states and 11637 transitions. [2018-12-03 01:35:10,863 INFO L78 Accepts]: Start accepts. Automaton has 9000 states and 11637 transitions. Word has length 330 [2018-12-03 01:35:10,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:10,864 INFO L480 AbstractCegarLoop]: Abstraction has 9000 states and 11637 transitions. [2018-12-03 01:35:10,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-03 01:35:10,864 INFO L276 IsEmpty]: Start isEmpty. Operand 9000 states and 11637 transitions. [2018-12-03 01:35:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-12-03 01:35:10,872 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:10,872 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:35:10,872 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:10,872 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:10,872 INFO L82 PathProgramCache]: Analyzing trace with hash 490669527, now seen corresponding path program 1 times [2018-12-03 01:35:10,873 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:10,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:10,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:10,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:10,873 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:10,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:11,031 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 314 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-03 01:35:11,031 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:11,031 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:11,031 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 362 with the following transitions: [2018-12-03 01:35:11,031 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [738], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-03 01:35:11,033 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:11,033 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:11,312 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:11,312 INFO L272 AbstractInterpreter]: Visited 133 different actions 390 times. Merged at 6 different actions 13 times. Never widened. Performed 5268 root evaluator evaluations with a maximum evaluation depth of 16. Performed 5268 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-03 01:35:11,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:11,314 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:11,314 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:11,314 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/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 [2018-12-03 01:35:11,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:11,347 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:11,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 314 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-03 01:35:11,450 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 314 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-03 01:35:11,546 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:35:11,546 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-12-03 01:35:11,546 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:35:11,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 01:35:11,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 01:35:11,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-12-03 01:35:11,547 INFO L87 Difference]: Start difference. First operand 9000 states and 11637 transitions. Second operand 7 states. [2018-12-03 01:35:12,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:12,150 INFO L93 Difference]: Finished difference Result 17083 states and 22746 transitions. [2018-12-03 01:35:12,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 01:35:12,151 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 361 [2018-12-03 01:35:12,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:12,163 INFO L225 Difference]: With dead ends: 17083 [2018-12-03 01:35:12,164 INFO L226 Difference]: Without dead ends: 8278 [2018-12-03 01:35:12,172 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 731 GetRequests, 722 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-12-03 01:35:12,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8278 states. [2018-12-03 01:35:12,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8278 to 7628. [2018-12-03 01:35:12,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7628 states. [2018-12-03 01:35:12,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7628 states to 7628 states and 9166 transitions. [2018-12-03 01:35:12,250 INFO L78 Accepts]: Start accepts. Automaton has 7628 states and 9166 transitions. Word has length 361 [2018-12-03 01:35:12,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:12,250 INFO L480 AbstractCegarLoop]: Abstraction has 7628 states and 9166 transitions. [2018-12-03 01:35:12,250 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 01:35:12,250 INFO L276 IsEmpty]: Start isEmpty. Operand 7628 states and 9166 transitions. [2018-12-03 01:35:12,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-12-03 01:35:12,254 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:12,255 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-03 01:35:12,255 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:12,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:12,255 INFO L82 PathProgramCache]: Analyzing trace with hash 522512326, now seen corresponding path program 1 times [2018-12-03 01:35:12,255 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:12,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:12,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:12,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:12,256 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:12,419 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 4 proven. 84 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-12-03 01:35:12,419 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:12,419 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-03 01:35:12,419 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 362 with the following transitions: [2018-12-03 01:35:12,419 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-03 01:35:12,421 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-03 01:35:12,421 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 01:35:18,274 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 01:35:18,274 INFO L272 AbstractInterpreter]: Visited 175 different actions 516 times. Merged at 6 different actions 13 times. Never widened. Performed 7278 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7278 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-03 01:35:18,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:18,276 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-03 01:35:18,276 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-03 01:35:18,276 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/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 [2018-12-03 01:35:18,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:18,283 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-03 01:35:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:18,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-03 01:35:18,715 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_2 Int)) (let ((.cse1 (+ v_prenex_2 69157))) (let ((.cse0 (mod .cse1 299861))) (and (<= c_~a29~0 (+ .cse0 277)) (< .cse1 0) (<= |c_old(~a29~0)| v_prenex_2) (not (= .cse0 0)))))) (exists ((v_~a29~0_561 Int)) (let ((.cse2 (mod (+ v_~a29~0_561 69157) 299861))) (and (= .cse2 0) (<= c_~a29~0 (+ .cse2 300138)) (<= |c_old(~a29~0)| v_~a29~0_561)))) (exists ((v_prenex_1 Int)) (let ((.cse3 (+ v_prenex_1 69157))) (and (<= 0 .cse3) (<= |c_old(~a29~0)| v_prenex_1) (<= c_~a29~0 (+ (mod .cse3 299861) 300138)))))) is different from true [2018-12-03 01:35:18,828 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 4 proven. 223 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2018-12-03 01:35:18,828 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-03 01:35:18,966 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 227 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:35:18,981 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-03 01:35:18,981 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 6] total 15 [2018-12-03 01:35:18,981 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-03 01:35:18,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-03 01:35:18,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-03 01:35:18,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=135, Unknown=1, NotChecked=24, Total=210 [2018-12-03 01:35:18,982 INFO L87 Difference]: Start difference. First operand 7628 states and 9166 transitions. Second operand 12 states. [2018-12-03 01:35:21,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:21,126 INFO L93 Difference]: Finished difference Result 19831 states and 24437 transitions. [2018-12-03 01:35:21,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-03 01:35:21,126 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 361 [2018-12-03 01:35:21,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:21,146 INFO L225 Difference]: With dead ends: 19831 [2018-12-03 01:35:21,146 INFO L226 Difference]: Without dead ends: 12397 [2018-12-03 01:35:21,155 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 749 GetRequests, 716 SyntacticMatches, 5 SemanticMatches, 28 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=228, Invalid=587, Unknown=1, NotChecked=54, Total=870 [2018-12-03 01:35:21,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12397 states. [2018-12-03 01:35:21,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12397 to 12068. [2018-12-03 01:35:21,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12068 states. [2018-12-03 01:35:21,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12068 states to 12068 states and 14336 transitions. [2018-12-03 01:35:21,284 INFO L78 Accepts]: Start accepts. Automaton has 12068 states and 14336 transitions. Word has length 361 [2018-12-03 01:35:21,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:21,285 INFO L480 AbstractCegarLoop]: Abstraction has 12068 states and 14336 transitions. [2018-12-03 01:35:21,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-03 01:35:21,285 INFO L276 IsEmpty]: Start isEmpty. Operand 12068 states and 14336 transitions. [2018-12-03 01:35:21,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-12-03 01:35:21,289 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 01:35:21,290 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 01:35:21,290 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 01:35:21,290 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:35:21,290 INFO L82 PathProgramCache]: Analyzing trace with hash 819980720, now seen corresponding path program 1 times [2018-12-03 01:35:21,290 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 01:35:21,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:21,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 01:35:21,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 01:35:21,291 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 01:35:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:35:21,411 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-12-03 01:35:21,411 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 01:35:21,411 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 01:35:21,411 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 01:35:21,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-03 01:35:21,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-03 01:35:21,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-03 01:35:21,412 INFO L87 Difference]: Start difference. First operand 12068 states and 14336 transitions. Second operand 4 states. [2018-12-03 01:35:22,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 01:35:22,002 INFO L93 Difference]: Finished difference Result 26025 states and 31205 transitions. [2018-12-03 01:35:22,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-03 01:35:22,002 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 374 [2018-12-03 01:35:22,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 01:35:22,003 INFO L225 Difference]: With dead ends: 26025 [2018-12-03 01:35:22,003 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 01:35:22,018 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 [2018-12-03 01:35:22,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 01:35:22,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 01:35:22,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 01:35:22,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 01:35:22,019 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 374 [2018-12-03 01:35:22,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 01:35:22,019 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 01:35:22,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-03 01:35:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 01:35:22,019 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 01:35:22,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 01:35:22,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,285 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 159 [2018-12-03 01:35:22,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-03 01:35:22,435 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 159 [2018-12-03 01:35:23,292 WARN L180 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 86 [2018-12-03 01:35:23,735 WARN L180 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 77 [2018-12-03 01:35:24,192 WARN L180 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 77 [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,194 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,195 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,196 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-03 01:35:24,197 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,198 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,199 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse8 (= 13 |old(~a25~0)|)) (.cse13 (= ~a23~0 |old(~a23~0)|)) (.cse12 (= ~a29~0 |old(~a29~0)|)) (.cse15 (= ~a4~0 |old(~a4~0)|)) (.cse14 (= ~a25~0 |old(~a25~0)|)) (.cse7 (= 12 |old(~a25~0)|))) (let ((.cse10 (<= |old(~a23~0)| 138)) (.cse4 (< 0 (+ |old(~a23~0)| 43))) (.cse1 (< 0 (+ |old(~a29~0)| 22))) (.cse11 (not .cse7)) (.cse5 (not (= 1 |old(~a4~0)|))) (.cse9 (and .cse13 .cse12 .cse15 .cse14)) (.cse17 (< 599998 |old(~a29~0)|)) (.cse18 (< |old(~a29~0)| 246)) (.cse2 (not (= 15 ~a8~0))) (.cse3 (not (= 1 ~a3~0))) (.cse16 (< |old(~a29~0)| 130)) (.cse19 (< 0 |old(~a4~0)|)) (.cse6 (or (< 140 |old(~a29~0)|) .cse8)) (.cse0 (and .cse12 .cse13 .cse15 .cse14))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 .cse4 .cse5))) (or .cse2 .cse3 .cse1 .cse5 .cse6 .cse0) (or .cse2 .cse3 .cse0 .cse7 .cse5 .cse8) (or (< |old(~a23~0)| 307) (or .cse2 .cse3 .cse5) .cse9) (or .cse0 .cse2 .cse3 .cse1 .cse10 .cse5) (or .cse2 .cse3 .cse10 .cse0 .cse5 .cse11) (or (and .cse12 (and .cse13 .cse14) .cse15) .cse1 (or (or (not (= 9 |old(~a25~0)|)) .cse4) .cse2 .cse3)) (or .cse2 .cse3 .cse16 .cse5 .cse0 .cse6) (or .cse2 .cse3 .cse17 (or .cse4 .cse18) .cse5 .cse0) (or .cse2 .cse3 .cse1 .cse0 .cse19) (or .cse2 .cse3 .cse17 .cse16 .cse0 .cse19 .cse11) (or .cse2 .cse3 .cse17 .cse0 .cse16 .cse7 .cse5) (or .cse2 .cse3 .cse9 .cse17 (or .cse8 .cse18 .cse19)) (or .cse2 .cse3 .cse16 .cse19 .cse6 .cse0)))) [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,200 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-03 01:35:24,201 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 132) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-03 01:35:24,202 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-03 01:35:24,203 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,204 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-03 01:35:24,205 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,206 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,207 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 01:35:24,208 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (<= ~a29~0 130) (= 1 ~a4~0) (<= 130 ~a29~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-12-03 01:35:24,208 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 01:35:24,208 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 01:35:24,209 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (and (<= 130 ~a29~0) (= ~a23~0 312) (<= ~a29~0 130) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-12-03 01:35:24,209 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-03 01:35:24,209 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse11 (<= ~a29~0 140)) (.cse2 (not (= ~a25~0 13)))) (let ((.cse8 (and .cse11 .cse2)) (.cse6 (< 138 ~a23~0)) (.cse0 (<= ~a4~0 0)) (.cse4 (<= (+ ~a29~0 22) 0)) (.cse10 (not (= 12 ~a25~0))) (.cse1 (<= 246 ~a29~0)) (.cse3 (<= ~a29~0 599998)) (.cse7 (<= (+ ~a23~0 43) 0)) (.cse5 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0))) (or (not (= 10 |old(~a25~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and .cse4 (and (= 9 ~a25~0) .cse7)) (and .cse4 .cse5 .cse7) (and .cse5 (<= 307 ~a23~0)) (and (and .cse0 .cse8) .cse9) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (< |old(~a29~0)| 130) (and .cse4 .cse5 .cse8) (and .cse10 .cse2 .cse5) (and (and .cse2 .cse5) .cse6) (and (= ~a25~0 12) .cse0 .cse3 .cse9) (and .cse0 .cse4) (not (= 312 |old(~a23~0)|)) (and .cse10 .cse3 .cse9 .cse5) (and .cse1 .cse3 .cse5 .cse7) (not (= 15 ~a8~0)) (and .cse5 .cse9 .cse11) (not (= 1 |old(~a4~0)|))))) [2018-12-03 01:35:24,209 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-03 01:35:24,209 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-03 01:35:24,209 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse11 (<= ~a29~0 140)) (.cse2 (not (= ~a25~0 13)))) (let ((.cse8 (and .cse11 .cse2)) (.cse6 (< 138 ~a23~0)) (.cse0 (<= ~a4~0 0)) (.cse4 (<= (+ ~a29~0 22) 0)) (.cse10 (not (= 12 ~a25~0))) (.cse1 (<= 246 ~a29~0)) (.cse3 (<= ~a29~0 599998)) (.cse7 (<= (+ ~a23~0 43) 0)) (.cse5 (= 1 ~a4~0)) (.cse9 (<= 130 ~a29~0))) (or (not (= 10 |old(~a25~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and .cse4 (and (= 9 ~a25~0) .cse7)) (and .cse4 .cse5 .cse7) (and .cse5 (<= 307 ~a23~0)) (and (and .cse0 .cse8) .cse9) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (< |old(~a29~0)| 130) (and .cse4 .cse5 .cse8) (and .cse10 .cse2 .cse5) (and (and .cse2 .cse5) .cse6) (and (= ~a25~0 12) .cse0 .cse3 .cse9) (and .cse0 .cse4) (not (= 312 |old(~a23~0)|)) (and .cse10 .cse3 .cse9 .cse5) (and .cse1 .cse3 .cse5 .cse7) (not (= 15 ~a8~0)) (and .cse5 .cse9 .cse11) (not (= 1 |old(~a4~0)|))))) [2018-12-03 01:35:24,209 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-03 01:35:24,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 01:35:24 BoogieIcfgContainer [2018-12-03 01:35:24,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 01:35:24,217 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 01:35:24,217 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 01:35:24,217 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 01:35:24,217 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:43" (3/4) ... [2018-12-03 01:35:24,219 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 01:35:24,223 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 01:35:24,223 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-03 01:35:24,223 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 01:35:24,231 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-03 01:35:24,232 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-03 01:35:24,250 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((!(10 == \old(a25)) || (((a4 <= 0 && 246 <= a29) && !(a25 == 13)) && a29 <= 599998)) || ((a29 + 22 <= 0 && 1 == a4) && 138 < a23)) || (a29 + 22 <= 0 && 9 == a25 && a23 + 43 <= 0)) || ((a29 + 22 <= 0 && 1 == a4) && a23 + 43 <= 0)) || (1 == a4 && 307 <= a23)) || ((a4 <= 0 && a29 <= 140 && !(a25 == 13)) && 130 <= a29)) || !(1 == a3)) || 130 < \old(a29)) || \old(a29) < 130) || ((a29 + 22 <= 0 && 1 == a4) && a29 <= 140 && !(a25 == 13))) || ((!(12 == a25) && !(a25 == 13)) && 1 == a4)) || ((!(a25 == 13) && 1 == a4) && 138 < a23)) || (((a25 == 12 && a4 <= 0) && a29 <= 599998) && 130 <= a29)) || (a4 <= 0 && a29 + 22 <= 0)) || !(312 == \old(a23))) || (((!(12 == a25) && a29 <= 599998) && 130 <= a29) && 1 == a4)) || (((246 <= a29 && a29 <= 599998) && 1 == a4) && a23 + 43 <= 0)) || !(15 == a8)) || ((1 == a4 && 130 <= a29) && a29 <= 140)) || !(1 == \old(a4)) [2018-12-03 01:35:24,314 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5c2fbeda-e783-432a-a6cb-8a9bbe6df8c5/bin-2019/utaipan/witness.graphml [2018-12-03 01:35:24,314 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 01:35:24,314 INFO L168 Benchmark]: Toolchain (without parser) took 42063.95 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.3 GB). Free memory was 946.3 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 478.6 MB. Max. memory is 11.5 GB. [2018-12-03 01:35:24,315 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:35:24,315 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -119.4 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. [2018-12-03 01:35:24,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:35:24,315 INFO L168 Benchmark]: Boogie Preprocessor took 51.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-12-03 01:35:24,316 INFO L168 Benchmark]: RCFGBuilder took 1001.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 889.1 MB in the end (delta: 168.6 MB). Peak memory consumption was 168.6 MB. Max. memory is 11.5 GB. [2018-12-03 01:35:24,316 INFO L168 Benchmark]: TraceAbstraction took 40460.21 ms. Allocated memory was 1.1 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 889.1 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2018-12-03 01:35:24,316 INFO L168 Benchmark]: Witness Printer took 97.39 ms. Allocated memory is still 4.3 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-12-03 01:35:24,317 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 427.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -119.4 MB). Peak memory consumption was 53.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1001.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 889.1 MB in the end (delta: 168.6 MB). Peak memory consumption was 168.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 40460.21 ms. Allocated memory was 1.1 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 889.1 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. * Witness Printer took 97.39 ms. Allocated memory is still 4.3 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 132]: 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: 1034]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(10 == \old(a25)) || (((a4 <= 0 && 246 <= a29) && !(a25 == 13)) && a29 <= 599998)) || ((a29 + 22 <= 0 && 1 == a4) && 138 < a23)) || (a29 + 22 <= 0 && 9 == a25 && a23 + 43 <= 0)) || ((a29 + 22 <= 0 && 1 == a4) && a23 + 43 <= 0)) || (1 == a4 && 307 <= a23)) || ((a4 <= 0 && a29 <= 140 && !(a25 == 13)) && 130 <= a29)) || !(1 == a3)) || 130 < \old(a29)) || \old(a29) < 130) || ((a29 + 22 <= 0 && 1 == a4) && a29 <= 140 && !(a25 == 13))) || ((!(12 == a25) && !(a25 == 13)) && 1 == a4)) || ((!(a25 == 13) && 1 == a4) && 138 < a23)) || (((a25 == 12 && a4 <= 0) && a29 <= 599998) && 130 <= a29)) || (a4 <= 0 && a29 + 22 <= 0)) || !(312 == \old(a23))) || (((!(12 == a25) && a29 <= 599998) && 130 <= a29) && 1 == a4)) || (((246 <= a29 && a29 <= 599998) && 1 == a4) && a23 + 43 <= 0)) || !(15 == a8)) || ((1 == a4 && 130 <= a29) && a29 <= 140)) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 40.4s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 23.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1944 SDtfs, 8442 SDslu, 1073 SDs, 0 SdLazy, 14110 SolverSat, 3757 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 3456 GetRequests, 3309 SyntacticMatches, 13 SemanticMatches, 134 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1185 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12068occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 10.0s AbstIntTime, 6 AbstIntIterations, 1 AbstIntStrong, 0.9976765962795375 AbsIntWeakeningRatio, 0.13725490196078433 AbsIntAvgWeakeningVarsNumRemoved, 18.225490196078432 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 12 MinimizatonAttempts, 2308 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 357 PreInvPairs, 503 NumberOfFragments, 1012 HoareAnnotationTreeSize, 357 FomulaSimplifications, 32228 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9960 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 4420 NumberOfCodeBlocks, 4420 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 5950 ConstructedInterpolants, 2 QuantifiedInterpolants, 10217135 SizeOfPredicates, 14 NumberOfNonLiveVariables, 2621 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 4359/4691 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...