./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label26_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_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/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 470b628433c20f1f4cfd605e13f92536d937b372 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 13:53:33,019 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:53:33,020 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:53:33,028 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:53:33,028 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:53:33,029 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:53:33,030 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:53:33,031 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:53:33,032 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:53:33,033 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:53:33,033 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:53:33,033 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:53:33,034 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:53:33,035 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:53:33,036 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:53:33,036 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:53:33,037 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:53:33,038 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:53:33,039 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:53:33,040 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:53:33,041 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:53:33,042 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:53:33,043 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:53:33,044 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:53:33,044 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:53:33,044 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:53:33,045 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:53:33,046 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:53:33,046 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:53:33,047 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:53:33,047 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:53:33,048 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:53:33,048 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:53:33,048 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:53:33,048 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:53:33,049 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:53:33,049 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 13:53:33,059 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:53:33,059 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:53:33,060 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 13:53:33,060 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 13:53:33,060 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 13:53:33,060 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 13:53:33,060 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 13:53:33,061 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 13:53:33,061 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 13:53:33,061 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 13:53:33,061 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 13:53:33,061 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 13:53:33,061 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 13:53:33,061 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:53:33,062 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 13:53:33,062 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 13:53:33,062 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 13:53:33,062 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:53:33,062 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 13:53:33,062 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 13:53:33,062 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 13:53:33,063 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 13:53:33,063 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:53:33,063 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 13:53:33,063 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:53:33,063 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 13:53:33,063 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 13:53:33,063 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 13:53:33,063 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 13:53:33,063 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:53:33,064 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 13:53:33,064 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 13:53:33,064 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 13:53:33,064 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 13:53:33,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 13:53:33,064 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 13:53:33,064 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_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/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 -> 470b628433c20f1f4cfd605e13f92536d937b372 [2018-12-09 13:53:33,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:53:33,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:53:33,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:53:33,095 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:53:33,096 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:53:33,096 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c [2018-12-09 13:53:33,131 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/data/2297d0623/a77677edb3d640388b9695b46a587010/FLAG93fb3ce4c [2018-12-09 13:53:33,576 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:53:33,576 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c [2018-12-09 13:53:33,586 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/data/2297d0623/a77677edb3d640388b9695b46a587010/FLAG93fb3ce4c [2018-12-09 13:53:33,595 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/data/2297d0623/a77677edb3d640388b9695b46a587010 [2018-12-09 13:53:33,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:53:33,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:53:33,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:53:33,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:53:33,600 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:53:33,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:53:33" (1/1) ... [2018-12-09 13:53:33,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@484c0a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:33, skipping insertion in model container [2018-12-09 13:53:33,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:53:33" (1/1) ... [2018-12-09 13:53:33,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:53:33,645 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:53:33,979 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:53:33,982 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:53:34,167 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:53:34,177 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:53:34,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34 WrapperNode [2018-12-09 13:53:34,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:53:34,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:53:34,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:53:34,178 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:53:34,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... [2018-12-09 13:53:34,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... [2018-12-09 13:53:34,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:53:34,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:53:34,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:53:34,205 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:53:34,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... [2018-12-09 13:53:34,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... [2018-12-09 13:53:34,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... [2018-12-09 13:53:34,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... [2018-12-09 13:53:34,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... [2018-12-09 13:53:34,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... [2018-12-09 13:53:34,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... [2018-12-09 13:53:34,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:53:34,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:53:34,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:53:34,270 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:53:34,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 13:53:34,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 13:53:34,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 13:53:34,311 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-09 13:53:34,311 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-09 13:53:34,311 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 13:53:34,311 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 13:53:34,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:53:34,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:53:34,312 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 13:53:34,312 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 13:53:36,079 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:53:36,079 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 13:53:36,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:53:36 BoogieIcfgContainer [2018-12-09 13:53:36,079 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:53:36,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 13:53:36,100 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 13:53:36,102 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 13:53:36,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 01:53:33" (1/3) ... [2018-12-09 13:53:36,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c124ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:53:36, skipping insertion in model container [2018-12-09 13:53:36,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:53:34" (2/3) ... [2018-12-09 13:53:36,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27c124ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:53:36, skipping insertion in model container [2018-12-09 13:53:36,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:53:36" (3/3) ... [2018-12-09 13:53:36,104 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label26_true-unreach-call.c [2018-12-09 13:53:36,112 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 13:53:36,118 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 13:53:36,131 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 13:53:36,158 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 13:53:36,158 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 13:53:36,158 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 13:53:36,158 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 13:53:36,159 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 13:53:36,159 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 13:53:36,159 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 13:53:36,159 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 13:53:36,183 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states. [2018-12-09 13:53:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 13:53:36,190 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:53:36,190 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:53:36,192 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:53:36,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:53:36,196 INFO L82 PathProgramCache]: Analyzing trace with hash -35790891, now seen corresponding path program 1 times [2018-12-09 13:53:36,197 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:53:36,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:36,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:53:36,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:36,227 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:53:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:53:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:53:36,377 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:53:36,377 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 13:53:36,378 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:53:36,381 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 13:53:36,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 13:53:36,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 13:53:36,390 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 4 states. [2018-12-09 13:53:39,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:53:39,255 INFO L93 Difference]: Finished difference Result 1554 states and 2845 transitions. [2018-12-09 13:53:39,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 13:53:39,256 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2018-12-09 13:53:39,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:53:39,269 INFO L225 Difference]: With dead ends: 1554 [2018-12-09 13:53:39,270 INFO L226 Difference]: Without dead ends: 1036 [2018-12-09 13:53:39,276 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 13:53:39,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2018-12-09 13:53:39,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1013. [2018-12-09 13:53:39,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1013 states. [2018-12-09 13:53:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 1013 states and 1638 transitions. [2018-12-09 13:53:39,342 INFO L78 Accepts]: Start accepts. Automaton has 1013 states and 1638 transitions. Word has length 59 [2018-12-09 13:53:39,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:53:39,343 INFO L480 AbstractCegarLoop]: Abstraction has 1013 states and 1638 transitions. [2018-12-09 13:53:39,343 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 13:53:39,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1638 transitions. [2018-12-09 13:53:39,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 13:53:39,347 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:53:39,348 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 13:53:39,348 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:53:39,348 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:53:39,348 INFO L82 PathProgramCache]: Analyzing trace with hash -88389735, now seen corresponding path program 1 times [2018-12-09 13:53:39,348 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:53:39,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:39,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:53:39,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:39,350 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:53:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:53:39,441 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:53:39,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:53:39,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 13:53:39,442 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:53:39,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 13:53:39,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 13:53:39,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 13:53:39,443 INFO L87 Difference]: Start difference. First operand 1013 states and 1638 transitions. Second operand 5 states. [2018-12-09 13:53:43,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:53:43,597 INFO L93 Difference]: Finished difference Result 3003 states and 4930 transitions. [2018-12-09 13:53:43,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 13:53:43,598 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-12-09 13:53:43,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:53:43,604 INFO L225 Difference]: With dead ends: 3003 [2018-12-09 13:53:43,604 INFO L226 Difference]: Without dead ends: 1996 [2018-12-09 13:53:43,607 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 [2018-12-09 13:53:43,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states. [2018-12-09 13:53:43,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1958. [2018-12-09 13:53:43,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1958 states. [2018-12-09 13:53:43,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2746 transitions. [2018-12-09 13:53:43,641 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2746 transitions. Word has length 131 [2018-12-09 13:53:43,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:53:43,642 INFO L480 AbstractCegarLoop]: Abstraction has 1958 states and 2746 transitions. [2018-12-09 13:53:43,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 13:53:43,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2746 transitions. [2018-12-09 13:53:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 13:53:43,643 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:53:43,643 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 13:53:43,643 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:53:43,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:53:43,644 INFO L82 PathProgramCache]: Analyzing trace with hash -933741655, now seen corresponding path program 1 times [2018-12-09 13:53:43,644 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:53:43,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:43,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:53:43,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:43,645 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:53:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:53:43,712 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:53:43,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:53:43,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 13:53:43,713 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:53:43,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 13:53:43,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 13:53:43,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 13:53:43,713 INFO L87 Difference]: Start difference. First operand 1958 states and 2746 transitions. Second operand 4 states. [2018-12-09 13:53:46,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:53:46,348 INFO L93 Difference]: Finished difference Result 7636 states and 10992 transitions. [2018-12-09 13:53:46,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 13:53:46,348 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2018-12-09 13:53:46,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:53:46,362 INFO L225 Difference]: With dead ends: 7636 [2018-12-09 13:53:46,362 INFO L226 Difference]: Without dead ends: 5684 [2018-12-09 13:53:46,365 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 13:53:46,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5684 states. [2018-12-09 13:53:46,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5684 to 5679. [2018-12-09 13:53:46,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5679 states. [2018-12-09 13:53:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5679 states to 5679 states and 7518 transitions. [2018-12-09 13:53:46,440 INFO L78 Accepts]: Start accepts. Automaton has 5679 states and 7518 transitions. Word has length 139 [2018-12-09 13:53:46,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:53:46,441 INFO L480 AbstractCegarLoop]: Abstraction has 5679 states and 7518 transitions. [2018-12-09 13:53:46,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 13:53:46,441 INFO L276 IsEmpty]: Start isEmpty. Operand 5679 states and 7518 transitions. [2018-12-09 13:53:46,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 13:53:46,442 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:53:46,442 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:53:46,443 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:53:46,443 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:53:46,443 INFO L82 PathProgramCache]: Analyzing trace with hash -197167069, now seen corresponding path program 1 times [2018-12-09 13:53:46,443 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:53:46,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:46,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:53:46,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:46,444 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:53:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:53:46,564 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:53:46,564 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:53:46,564 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 13:53:46,564 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:53:46,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 13:53:46,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 13:53:46,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 13:53:46,565 INFO L87 Difference]: Start difference. First operand 5679 states and 7518 transitions. Second operand 6 states. [2018-12-09 13:53:47,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:53:47,981 INFO L93 Difference]: Finished difference Result 11451 states and 15303 transitions. [2018-12-09 13:53:47,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 13:53:47,981 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 158 [2018-12-09 13:53:47,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:53:47,992 INFO L225 Difference]: With dead ends: 11451 [2018-12-09 13:53:47,992 INFO L226 Difference]: Without dead ends: 5778 [2018-12-09 13:53:47,999 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 13:53:48,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5778 states. [2018-12-09 13:53:48,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5778 to 5144. [2018-12-09 13:53:48,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5144 states. [2018-12-09 13:53:48,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5144 states to 5144 states and 6714 transitions. [2018-12-09 13:53:48,062 INFO L78 Accepts]: Start accepts. Automaton has 5144 states and 6714 transitions. Word has length 158 [2018-12-09 13:53:48,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:53:48,062 INFO L480 AbstractCegarLoop]: Abstraction has 5144 states and 6714 transitions. [2018-12-09 13:53:48,062 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 13:53:48,062 INFO L276 IsEmpty]: Start isEmpty. Operand 5144 states and 6714 transitions. [2018-12-09 13:53:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 13:53:48,064 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:53:48,065 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:53:48,065 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:53:48,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:53:48,065 INFO L82 PathProgramCache]: Analyzing trace with hash -53140147, now seen corresponding path program 1 times [2018-12-09 13:53:48,065 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:53:48,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:48,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:53:48,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:48,066 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:53:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:53:48,149 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 13:53:48,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:53:48,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 13:53:48,149 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:53:48,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 13:53:48,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 13:53:48,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 13:53:48,150 INFO L87 Difference]: Start difference. First operand 5144 states and 6714 transitions. Second operand 4 states. [2018-12-09 13:53:50,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:53:50,542 INFO L93 Difference]: Finished difference Result 15873 states and 20890 transitions. [2018-12-09 13:53:50,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 13:53:50,543 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 212 [2018-12-09 13:53:50,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:53:50,565 INFO L225 Difference]: With dead ends: 15873 [2018-12-09 13:53:50,565 INFO L226 Difference]: Without dead ends: 10735 [2018-12-09 13:53:50,573 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 13:53:50,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10735 states. [2018-12-09 13:53:50,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10735 to 8580. [2018-12-09 13:53:50,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8580 states. [2018-12-09 13:53:50,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8580 states to 8580 states and 11073 transitions. [2018-12-09 13:53:50,701 INFO L78 Accepts]: Start accepts. Automaton has 8580 states and 11073 transitions. Word has length 212 [2018-12-09 13:53:50,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:53:50,702 INFO L480 AbstractCegarLoop]: Abstraction has 8580 states and 11073 transitions. [2018-12-09 13:53:50,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 13:53:50,702 INFO L276 IsEmpty]: Start isEmpty. Operand 8580 states and 11073 transitions. [2018-12-09 13:53:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-09 13:53:50,705 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:53:50,705 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:53:50,705 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:53:50,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:53:50,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1953926095, now seen corresponding path program 1 times [2018-12-09 13:53:50,705 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:53:50,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:50,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:53:50,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:53:50,706 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:53:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:53:50,835 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 108 proven. 2 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-09 13:53:50,835 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:53:50,835 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:53:50,836 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 239 with the following transitions: [2018-12-09 13:53:50,837 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [714], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:53:50,863 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:53:50,864 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:53:51,183 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 13:53:51,184 INFO L272 AbstractInterpreter]: Visited 104 different actions 104 times. Never merged. Never widened. Performed 1019 root evaluator evaluations with a maximum evaluation depth of 15. Performed 1019 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Never found a fixpoint. Largest state had 24 variables. [2018-12-09 13:53:51,189 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:53:51,189 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 13:53:51,532 INFO L227 lantSequenceWeakener]: Weakened 229 states. On average, predicates are now at 78.09% of their original sizes. [2018-12-09 13:53:51,532 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 13:53:51,552 INFO L418 sIntCurrentIteration]: We unified 237 AI predicates to 237 [2018-12-09 13:53:51,552 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 13:53:51,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 13:53:51,553 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2018-12-09 13:53:51,553 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:53:51,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 13:53:51,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 13:53:51,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 13:53:51,554 INFO L87 Difference]: Start difference. First operand 8580 states and 11073 transitions. Second operand 6 states. [2018-12-09 13:54:31,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:54:31,218 INFO L93 Difference]: Finished difference Result 17462 states and 22489 transitions. [2018-12-09 13:54:31,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 13:54:31,218 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 238 [2018-12-09 13:54:31,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:54:31,232 INFO L225 Difference]: With dead ends: 17462 [2018-12-09 13:54:31,233 INFO L226 Difference]: Without dead ends: 8888 [2018-12-09 13:54:31,238 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 238 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 13:54:31,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8888 states. [2018-12-09 13:54:31,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8888 to 8887. [2018-12-09 13:54:31,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2018-12-09 13:54:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 11389 transitions. [2018-12-09 13:54:31,330 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 11389 transitions. Word has length 238 [2018-12-09 13:54:31,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:54:31,331 INFO L480 AbstractCegarLoop]: Abstraction has 8887 states and 11389 transitions. [2018-12-09 13:54:31,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 13:54:31,331 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 11389 transitions. [2018-12-09 13:54:31,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 13:54:31,335 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:54:31,335 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:54:31,335 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:54:31,335 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:54:31,335 INFO L82 PathProgramCache]: Analyzing trace with hash 2107027024, now seen corresponding path program 1 times [2018-12-09 13:54:31,335 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:54:31,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:54:31,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:54:31,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:54:31,336 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:54:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:54:31,573 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 238 proven. 169 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 13:54:31,573 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:54:31,573 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:54:31,573 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 334 with the following transitions: [2018-12-09 13:54:31,573 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [714], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:54:31,576 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:54:31,576 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:54:31,875 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 13:54:31,875 INFO L272 AbstractInterpreter]: Visited 108 different actions 311 times. Merged at 4 different actions 7 times. Never widened. Performed 3331 root evaluator evaluations with a maximum evaluation depth of 15. Performed 3331 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 13:54:31,878 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:54:31,878 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 13:54:32,110 INFO L227 lantSequenceWeakener]: Weakened 330 states. On average, predicates are now at 84.02% of their original sizes. [2018-12-09 13:54:32,111 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 13:54:32,147 INFO L418 sIntCurrentIteration]: We unified 332 AI predicates to 332 [2018-12-09 13:54:32,147 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 13:54:32,148 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 13:54:32,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 18 [2018-12-09 13:54:32,148 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:54:32,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 13:54:32,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 13:54:32,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 13:54:32,149 INFO L87 Difference]: Start difference. First operand 8887 states and 11389 transitions. Second operand 9 states. [2018-12-09 13:55:28,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:55:28,136 INFO L93 Difference]: Finished difference Result 17774 states and 22811 transitions. [2018-12-09 13:55:28,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-09 13:55:28,136 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 333 [2018-12-09 13:55:28,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:55:28,161 INFO L225 Difference]: With dead ends: 17774 [2018-12-09 13:55:28,161 INFO L226 Difference]: Without dead ends: 9200 [2018-12-09 13:55:28,169 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 338 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-12-09 13:55:28,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9200 states. [2018-12-09 13:55:28,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9200 to 9196. [2018-12-09 13:55:28,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9196 states. [2018-12-09 13:55:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9196 states to 9196 states and 11714 transitions. [2018-12-09 13:55:28,279 INFO L78 Accepts]: Start accepts. Automaton has 9196 states and 11714 transitions. Word has length 333 [2018-12-09 13:55:28,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:55:28,279 INFO L480 AbstractCegarLoop]: Abstraction has 9196 states and 11714 transitions. [2018-12-09 13:55:28,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 13:55:28,279 INFO L276 IsEmpty]: Start isEmpty. Operand 9196 states and 11714 transitions. [2018-12-09 13:55:28,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-12-09 13:55:28,284 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:55:28,284 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:55:28,284 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:55:28,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:55:28,284 INFO L82 PathProgramCache]: Analyzing trace with hash -61230667, now seen corresponding path program 1 times [2018-12-09 13:55:28,284 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:55:28,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:55:28,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:55:28,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:55:28,285 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:55:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:55:28,448 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:55:28,449 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:55:28,449 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:55:28,449 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 431 with the following transitions: [2018-12-09 13:55:28,449 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:55:28,454 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:55:28,454 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:55:29,055 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:55:29,056 INFO L272 AbstractInterpreter]: Visited 295 different actions 1165 times. Merged at 6 different actions 17 times. Never widened. Performed 16625 root evaluator evaluations with a maximum evaluation depth of 16. Performed 16625 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 13:55:29,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:55:29,058 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:55:29,058 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:55:29,058 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:55:29,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:55:29,065 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:55:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:55:29,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:55:29,243 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:55:29,243 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:55:29,395 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:55:29,411 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 13:55:29,411 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-09 13:55:29,411 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 13:55:29,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 13:55:29,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 13:55:29,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-09 13:55:29,412 INFO L87 Difference]: Start difference. First operand 9196 states and 11714 transitions. Second operand 9 states. [2018-12-09 13:55:33,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:55:33,452 INFO L93 Difference]: Finished difference Result 25007 states and 35468 transitions. [2018-12-09 13:55:33,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 13:55:33,453 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 430 [2018-12-09 13:55:33,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:55:33,494 INFO L225 Difference]: With dead ends: 25007 [2018-12-09 13:55:33,494 INFO L226 Difference]: Without dead ends: 16433 [2018-12-09 13:55:33,509 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 881 GetRequests, 862 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-12-09 13:55:33,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16433 states. [2018-12-09 13:55:33,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16433 to 14804. [2018-12-09 13:55:33,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14804 states. [2018-12-09 13:55:33,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14804 states to 14804 states and 19255 transitions. [2018-12-09 13:55:33,724 INFO L78 Accepts]: Start accepts. Automaton has 14804 states and 19255 transitions. Word has length 430 [2018-12-09 13:55:33,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:55:33,725 INFO L480 AbstractCegarLoop]: Abstraction has 14804 states and 19255 transitions. [2018-12-09 13:55:33,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 13:55:33,725 INFO L276 IsEmpty]: Start isEmpty. Operand 14804 states and 19255 transitions. [2018-12-09 13:55:33,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-12-09 13:55:33,730 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:55:33,730 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:55:33,730 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:55:33,730 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:55:33,730 INFO L82 PathProgramCache]: Analyzing trace with hash 224191799, now seen corresponding path program 1 times [2018-12-09 13:55:33,730 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:55:33,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:55:33,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:55:33,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:55:33,731 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:55:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:55:33,879 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 327 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-09 13:55:33,879 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:55:33,879 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:55:33,880 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 440 with the following transitions: [2018-12-09 13:55:33,880 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:55:33,882 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:55:33,882 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:55:34,459 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:55:34,459 INFO L272 AbstractInterpreter]: Visited 210 different actions 1034 times. Merged at 7 different actions 27 times. Never widened. Performed 13900 root evaluator evaluations with a maximum evaluation depth of 16. Performed 13900 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 7 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 13:55:34,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:55:34,461 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:55:34,461 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:55:34,461 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:55:34,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:55:34,467 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:55:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:55:34,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:55:34,610 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 327 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-09 13:55:34,611 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:55:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 327 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-09 13:55:34,808 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 13:55:34,808 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-09 13:55:34,808 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 13:55:34,808 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 13:55:34,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 13:55:34,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-09 13:55:34,809 INFO L87 Difference]: Start difference. First operand 14804 states and 19255 transitions. Second operand 9 states. [2018-12-09 13:55:39,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:55:39,217 INFO L93 Difference]: Finished difference Result 29526 states and 38494 transitions. [2018-12-09 13:55:39,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 13:55:39,217 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 439 [2018-12-09 13:55:39,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:55:39,247 INFO L225 Difference]: With dead ends: 29526 [2018-12-09 13:55:39,247 INFO L226 Difference]: Without dead ends: 15344 [2018-12-09 13:55:39,269 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 901 GetRequests, 882 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-12-09 13:55:39,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15344 states. [2018-12-09 13:55:39,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15344 to 14928. [2018-12-09 13:55:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14928 states. [2018-12-09 13:55:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14928 states to 14928 states and 17803 transitions. [2018-12-09 13:55:39,424 INFO L78 Accepts]: Start accepts. Automaton has 14928 states and 17803 transitions. Word has length 439 [2018-12-09 13:55:39,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:55:39,425 INFO L480 AbstractCegarLoop]: Abstraction has 14928 states and 17803 transitions. [2018-12-09 13:55:39,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 13:55:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 14928 states and 17803 transitions. [2018-12-09 13:55:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2018-12-09 13:55:39,435 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:55:39,435 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:55:39,435 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:55:39,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:55:39,435 INFO L82 PathProgramCache]: Analyzing trace with hash -2135833509, now seen corresponding path program 1 times [2018-12-09 13:55:39,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:55:39,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:55:39,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:55:39,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:55:39,436 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:55:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:55:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 120 proven. 618 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 13:55:40,402 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:55:40,402 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:55:40,402 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 608 with the following transitions: [2018-12-09 13:55:40,402 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1060], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:55:40,404 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:55:40,404 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:55:40,985 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:55:40,985 INFO L272 AbstractInterpreter]: Visited 211 different actions 1043 times. Merged at 8 different actions 31 times. Never widened. Performed 13961 root evaluator evaluations with a maximum evaluation depth of 16. Performed 13961 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 9 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 13:55:40,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:55:40,987 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:55:40,987 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:55:40,987 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:55:40,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:55:40,993 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:55:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:55:41,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:55:41,508 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 589 proven. 41 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-12-09 13:55:41,509 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:55:42,044 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 220 proven. 508 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 13:55:42,060 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 13:55:42,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9, 9] total 25 [2018-12-09 13:55:42,061 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 13:55:42,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-09 13:55:42,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-09 13:55:42,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=495, Unknown=0, NotChecked=0, Total=600 [2018-12-09 13:55:42,062 INFO L87 Difference]: Start difference. First operand 14928 states and 17803 transitions. Second operand 20 states. [2018-12-09 13:56:01,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:56:01,573 INFO L93 Difference]: Finished difference Result 36829 states and 49597 transitions. [2018-12-09 13:56:01,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2018-12-09 13:56:01,574 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 607 [2018-12-09 13:56:01,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:56:01,628 INFO L225 Difference]: With dead ends: 36829 [2018-12-09 13:56:01,628 INFO L226 Difference]: Without dead ends: 21511 [2018-12-09 13:56:01,646 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1437 GetRequests, 1296 SyntacticMatches, 2 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7426 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=3028, Invalid=16712, Unknown=0, NotChecked=0, Total=19740 [2018-12-09 13:56:01,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21511 states. [2018-12-09 13:56:01,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21511 to 16482. [2018-12-09 13:56:01,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16482 states. [2018-12-09 13:56:01,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16482 states to 16482 states and 19532 transitions. [2018-12-09 13:56:01,893 INFO L78 Accepts]: Start accepts. Automaton has 16482 states and 19532 transitions. Word has length 607 [2018-12-09 13:56:01,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:56:01,893 INFO L480 AbstractCegarLoop]: Abstraction has 16482 states and 19532 transitions. [2018-12-09 13:56:01,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-09 13:56:01,893 INFO L276 IsEmpty]: Start isEmpty. Operand 16482 states and 19532 transitions. [2018-12-09 13:56:01,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2018-12-09 13:56:01,900 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:56:01,900 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:56:01,900 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:56:01,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:01,901 INFO L82 PathProgramCache]: Analyzing trace with hash -1328362317, now seen corresponding path program 1 times [2018-12-09 13:56:01,901 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:56:01,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:01,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:01,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:01,901 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:56:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 524 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-12-09 13:56:02,165 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:02,165 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:56:02,166 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 660 with the following transitions: [2018-12-09 13:56:02,166 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [566], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:56:02,168 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:56:02,168 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:56:05,541 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:56:05,541 INFO L272 AbstractInterpreter]: Visited 299 different actions 1183 times. Merged at 8 different actions 25 times. Never widened. Performed 16570 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16570 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 8 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 13:56:05,543 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:05,543 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:56:05,543 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:05,543 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:56:05,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:05,549 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:56:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:05,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:56:05,767 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 524 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-12-09 13:56:05,767 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:56:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 524 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-12-09 13:56:05,990 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 13:56:05,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-09 13:56:05,990 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 13:56:05,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 13:56:05,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 13:56:05,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-12-09 13:56:05,991 INFO L87 Difference]: Start difference. First operand 16482 states and 19532 transitions. Second operand 8 states. [2018-12-09 13:56:09,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:56:09,835 INFO L93 Difference]: Finished difference Result 35473 states and 42295 transitions. [2018-12-09 13:56:09,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 13:56:09,835 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 659 [2018-12-09 13:56:09,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:56:09,859 INFO L225 Difference]: With dead ends: 35473 [2018-12-09 13:56:09,859 INFO L226 Difference]: Without dead ends: 18989 [2018-12-09 13:56:09,874 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1327 GetRequests, 1316 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-12-09 13:56:09,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18989 states. [2018-12-09 13:56:10,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18989 to 18026. [2018-12-09 13:56:10,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18026 states. [2018-12-09 13:56:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18026 states to 18026 states and 21022 transitions. [2018-12-09 13:56:10,046 INFO L78 Accepts]: Start accepts. Automaton has 18026 states and 21022 transitions. Word has length 659 [2018-12-09 13:56:10,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:56:10,047 INFO L480 AbstractCegarLoop]: Abstraction has 18026 states and 21022 transitions. [2018-12-09 13:56:10,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 13:56:10,047 INFO L276 IsEmpty]: Start isEmpty. Operand 18026 states and 21022 transitions. [2018-12-09 13:56:10,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2018-12-09 13:56:10,055 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:56:10,055 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 13:56:10,055 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:56:10,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:10,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1801500220, now seen corresponding path program 1 times [2018-12-09 13:56:10,056 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:56:10,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:10,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:10,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:10,056 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:56:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2018-12-09 13:56:10,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:56:10,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 13:56:10,284 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:56:10,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 13:56:10,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:56:10,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:56:10,284 INFO L87 Difference]: Start difference. First operand 18026 states and 21022 transitions. Second operand 3 states. [2018-12-09 13:56:11,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:56:11,588 INFO L93 Difference]: Finished difference Result 37886 states and 44783 transitions. [2018-12-09 13:56:11,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:56:11,588 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 713 [2018-12-09 13:56:11,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:56:11,613 INFO L225 Difference]: With dead ends: 37886 [2018-12-09 13:56:11,613 INFO L226 Difference]: Without dead ends: 20173 [2018-12-09 13:56:11,628 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 [2018-12-09 13:56:11,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20173 states. [2018-12-09 13:56:11,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20173 to 19502. [2018-12-09 13:56:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19502 states. [2018-12-09 13:56:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19502 states to 19502 states and 22705 transitions. [2018-12-09 13:56:11,817 INFO L78 Accepts]: Start accepts. Automaton has 19502 states and 22705 transitions. Word has length 713 [2018-12-09 13:56:11,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:56:11,817 INFO L480 AbstractCegarLoop]: Abstraction has 19502 states and 22705 transitions. [2018-12-09 13:56:11,817 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 13:56:11,818 INFO L276 IsEmpty]: Start isEmpty. Operand 19502 states and 22705 transitions. [2018-12-09 13:56:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 742 [2018-12-09 13:56:11,826 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:56:11,827 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 13:56:11,827 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:56:11,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:11,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1545964960, now seen corresponding path program 1 times [2018-12-09 13:56:11,827 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:56:11,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:11,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:11,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:11,828 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:56:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-12-09 13:56:12,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 13:56:12,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 13:56:12,178 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:56:12,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 13:56:12,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 13:56:12,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-09 13:56:12,179 INFO L87 Difference]: Start difference. First operand 19502 states and 22705 transitions. Second operand 5 states. [2018-12-09 13:56:14,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:56:14,981 INFO L93 Difference]: Finished difference Result 58573 states and 68578 transitions. [2018-12-09 13:56:14,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 13:56:14,982 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 741 [2018-12-09 13:56:14,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:56:15,015 INFO L225 Difference]: With dead ends: 58573 [2018-12-09 13:56:15,015 INFO L226 Difference]: Without dead ends: 25494 [2018-12-09 13:56:15,044 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-09 13:56:15,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25494 states. [2018-12-09 13:56:15,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25494 to 20566. [2018-12-09 13:56:15,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20566 states. [2018-12-09 13:56:15,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20566 states to 20566 states and 22071 transitions. [2018-12-09 13:56:15,257 INFO L78 Accepts]: Start accepts. Automaton has 20566 states and 22071 transitions. Word has length 741 [2018-12-09 13:56:15,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:56:15,258 INFO L480 AbstractCegarLoop]: Abstraction has 20566 states and 22071 transitions. [2018-12-09 13:56:15,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 13:56:15,258 INFO L276 IsEmpty]: Start isEmpty. Operand 20566 states and 22071 transitions. [2018-12-09 13:56:15,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 831 [2018-12-09 13:56:15,268 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:56:15,268 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:56:15,268 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:56:15,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:15,268 INFO L82 PathProgramCache]: Analyzing trace with hash -1141627756, now seen corresponding path program 1 times [2018-12-09 13:56:15,268 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:56:15,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:15,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:15,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:15,269 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:56:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:15,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2018-12-09 13:56:15,530 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:15,530 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:56:15,530 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 831 with the following transitions: [2018-12-09 13:56:15,531 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [860], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:56:15,533 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:56:15,533 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:56:18,376 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:56:18,376 INFO L272 AbstractInterpreter]: Visited 299 different actions 886 times. Merged at 8 different actions 15 times. Never widened. Performed 12272 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12272 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 13:56:18,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:18,378 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:56:18,378 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:18,378 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:56:18,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:18,384 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:56:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:18,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:56:18,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2018-12-09 13:56:18,635 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:56:18,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2018-12-09 13:56:18,826 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 13:56:18,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 4 [2018-12-09 13:56:18,826 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:56:18,827 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 13:56:18,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:56:18,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 13:56:18,827 INFO L87 Difference]: Start difference. First operand 20566 states and 22071 transitions. Second operand 3 states. [2018-12-09 13:56:19,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:56:19,308 INFO L93 Difference]: Finished difference Result 40810 states and 43818 transitions. [2018-12-09 13:56:19,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:56:19,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 830 [2018-12-09 13:56:19,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:56:19,331 INFO L225 Difference]: With dead ends: 40810 [2018-12-09 13:56:19,331 INFO L226 Difference]: Without dead ends: 20557 [2018-12-09 13:56:19,345 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1662 GetRequests, 1660 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 13:56:19,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20557 states. [2018-12-09 13:56:19,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20557 to 20557. [2018-12-09 13:56:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20557 states. [2018-12-09 13:56:19,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20557 states to 20557 states and 22044 transitions. [2018-12-09 13:56:19,522 INFO L78 Accepts]: Start accepts. Automaton has 20557 states and 22044 transitions. Word has length 830 [2018-12-09 13:56:19,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:56:19,522 INFO L480 AbstractCegarLoop]: Abstraction has 20557 states and 22044 transitions. [2018-12-09 13:56:19,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 13:56:19,522 INFO L276 IsEmpty]: Start isEmpty. Operand 20557 states and 22044 transitions. [2018-12-09 13:56:19,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 955 [2018-12-09 13:56:19,536 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:56:19,536 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:56:19,536 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:56:19,536 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:19,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1062626715, now seen corresponding path program 1 times [2018-12-09 13:56:19,537 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:56:19,537 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:19,537 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:19,537 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:19,537 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:56:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:20,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 815 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-12-09 13:56:20,122 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:20,122 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:56:20,122 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 955 with the following transitions: [2018-12-09 13:56:20,122 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1444], [1449], [1451], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:56:20,125 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:56:20,125 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:56:22,931 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:56:22,931 INFO L272 AbstractInterpreter]: Visited 299 different actions 891 times. Merged at 8 different actions 20 times. Never widened. Performed 12362 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12362 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-09 13:56:22,933 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:22,933 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:56:22,933 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:22,933 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:56:22,939 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:22,939 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:56:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:23,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:56:23,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 815 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-12-09 13:56:23,296 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:56:23,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 815 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-12-09 13:56:23,826 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 13:56:23,827 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 11 [2018-12-09 13:56:23,827 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 13:56:23,827 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 13:56:23,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 13:56:23,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-09 13:56:23,828 INFO L87 Difference]: Start difference. First operand 20557 states and 22044 transitions. Second operand 8 states. [2018-12-09 13:56:25,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:56:25,238 INFO L93 Difference]: Finished difference Result 47981 states and 51538 transitions. [2018-12-09 13:56:25,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 13:56:25,238 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 954 [2018-12-09 13:56:25,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:56:25,270 INFO L225 Difference]: With dead ends: 47981 [2018-12-09 13:56:25,270 INFO L226 Difference]: Without dead ends: 27426 [2018-12-09 13:56:25,288 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1925 GetRequests, 1909 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2018-12-09 13:56:25,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27426 states. [2018-12-09 13:56:25,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27426 to 27384. [2018-12-09 13:56:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27384 states. [2018-12-09 13:56:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27384 states to 27384 states and 29256 transitions. [2018-12-09 13:56:25,545 INFO L78 Accepts]: Start accepts. Automaton has 27384 states and 29256 transitions. Word has length 954 [2018-12-09 13:56:25,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:56:25,546 INFO L480 AbstractCegarLoop]: Abstraction has 27384 states and 29256 transitions. [2018-12-09 13:56:25,546 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 13:56:25,546 INFO L276 IsEmpty]: Start isEmpty. Operand 27384 states and 29256 transitions. [2018-12-09 13:56:25,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 960 [2018-12-09 13:56:25,559 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:56:25,559 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1] [2018-12-09 13:56:25,559 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:56:25,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:25,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1963958521, now seen corresponding path program 1 times [2018-12-09 13:56:25,560 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:56:25,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:25,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:25,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:25,561 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:56:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2018-12-09 13:56:25,903 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:25,903 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:56:25,903 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 960 with the following transitions: [2018-12-09 13:56:25,904 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1478], [1483], [1485], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:56:25,907 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:56:25,907 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:56:28,955 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:56:28,955 INFO L272 AbstractInterpreter]: Visited 299 different actions 887 times. Merged at 8 different actions 16 times. Never widened. Performed 12291 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12291 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 13:56:28,957 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:28,957 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:56:28,957 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:28,957 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:56:28,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:28,963 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:56:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:29,072 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:56:29,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 762 proven. 0 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2018-12-09 13:56:29,270 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:56:29,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2018-12-09 13:56:29,489 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 13:56:29,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-09 13:56:29,489 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 13:56:29,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 13:56:29,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 13:56:29,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:56:29,490 INFO L87 Difference]: Start difference. First operand 27384 states and 29256 transitions. Second operand 3 states. [2018-12-09 13:56:30,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:56:30,309 INFO L93 Difference]: Finished difference Result 55664 states and 59640 transitions. [2018-12-09 13:56:30,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 13:56:30,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 959 [2018-12-09 13:56:30,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:56:30,340 INFO L225 Difference]: With dead ends: 55664 [2018-12-09 13:56:30,341 INFO L226 Difference]: Without dead ends: 28593 [2018-12-09 13:56:30,362 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1920 GetRequests, 1919 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 13:56:30,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28593 states. [2018-12-09 13:56:30,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28593 to 28286. [2018-12-09 13:56:30,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28286 states. [2018-12-09 13:56:30,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28286 states to 28286 states and 30014 transitions. [2018-12-09 13:56:30,626 INFO L78 Accepts]: Start accepts. Automaton has 28286 states and 30014 transitions. Word has length 959 [2018-12-09 13:56:30,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:56:30,626 INFO L480 AbstractCegarLoop]: Abstraction has 28286 states and 30014 transitions. [2018-12-09 13:56:30,626 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 13:56:30,626 INFO L276 IsEmpty]: Start isEmpty. Operand 28286 states and 30014 transitions. [2018-12-09 13:56:30,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2018-12-09 13:56:30,637 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:56:30,638 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:56:30,638 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:56:30,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:30,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1078209007, now seen corresponding path program 1 times [2018-12-09 13:56:30,638 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:56:30,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:30,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:30,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:30,639 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:56:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 6 proven. 226 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2018-12-09 13:56:31,247 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:31,247 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:56:31,248 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 981 with the following transitions: [2018-12-09 13:56:31,248 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [758], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1573], [1578], [1580], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:56:31,250 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:56:31,250 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:56:33,378 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:56:33,378 INFO L272 AbstractInterpreter]: Visited 299 different actions 1191 times. Merged at 8 different actions 29 times. Widened at 1 different actions 1 times. Performed 16935 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16935 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 9 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 13:56:33,380 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:33,380 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:56:33,380 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:33,380 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:56:33,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:33,394 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:56:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:33,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:56:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 814 proven. 2 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2018-12-09 13:56:34,002 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:56:34,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 814 proven. 2 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2018-12-09 13:56:34,534 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 13:56:34,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 15 [2018-12-09 13:56:34,534 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 13:56:34,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-09 13:56:34,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-09 13:56:34,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-12-09 13:56:34,535 INFO L87 Difference]: Start difference. First operand 28286 states and 30014 transitions. Second operand 13 states. [2018-12-09 13:56:55,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:56:55,562 INFO L93 Difference]: Finished difference Result 75552 states and 80097 transitions. [2018-12-09 13:56:55,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-12-09 13:56:55,563 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 980 [2018-12-09 13:56:55,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:56:55,621 INFO L225 Difference]: With dead ends: 75552 [2018-12-09 13:56:55,621 INFO L226 Difference]: Without dead ends: 47579 [2018-12-09 13:56:55,650 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2085 GetRequests, 2012 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1661 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1157, Invalid=3955, Unknown=0, NotChecked=0, Total=5112 [2018-12-09 13:56:55,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47579 states. [2018-12-09 13:56:56,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47579 to 44101. [2018-12-09 13:56:56,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44101 states. [2018-12-09 13:56:56,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44101 states to 44101 states and 46274 transitions. [2018-12-09 13:56:56,117 INFO L78 Accepts]: Start accepts. Automaton has 44101 states and 46274 transitions. Word has length 980 [2018-12-09 13:56:56,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:56:56,118 INFO L480 AbstractCegarLoop]: Abstraction has 44101 states and 46274 transitions. [2018-12-09 13:56:56,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-09 13:56:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 44101 states and 46274 transitions. [2018-12-09 13:56:56,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1195 [2018-12-09 13:56:56,144 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:56:56,144 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:56:56,144 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:56:56,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:56,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1978925778, now seen corresponding path program 1 times [2018-12-09 13:56:56,144 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:56:56,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:56,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:56,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:56:56,145 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:56:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:56,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 728 proven. 262 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2018-12-09 13:56:56,672 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:56,672 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:56:56,673 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1195 with the following transitions: [2018-12-09 13:56:56,673 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [842], [847], [849], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1455], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:56:56,675 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:56:56,675 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:56:57,607 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:56:57,608 INFO L272 AbstractInterpreter]: Visited 293 different actions 1447 times. Merged at 9 different actions 34 times. Widened at 1 different actions 1 times. Performed 20629 root evaluator evaluations with a maximum evaluation depth of 19. Performed 20629 inverse root evaluator evaluations with a maximum inverse evaluation depth of 19. Found 18 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-09 13:56:57,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:56:57,609 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:56:57,609 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:56:57,609 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:56:57,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:56:57,616 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:56:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:56:57,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:56:58,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 1806 proven. 2 refuted. 0 times theorem prover too weak. 749 trivial. 0 not checked. [2018-12-09 13:56:58,126 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:56:58,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 728 proven. 262 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2018-12-09 13:56:58,626 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 13:56:58,626 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2018-12-09 13:56:58,626 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 13:56:58,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 13:56:58,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 13:56:58,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-09 13:56:58,627 INFO L87 Difference]: Start difference. First operand 44101 states and 46274 transitions. Second operand 6 states. [2018-12-09 13:57:00,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:57:00,423 INFO L93 Difference]: Finished difference Result 90085 states and 94529 transitions. [2018-12-09 13:57:00,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 13:57:00,424 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1194 [2018-12-09 13:57:00,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:57:00,480 INFO L225 Difference]: With dead ends: 90085 [2018-12-09 13:57:00,480 INFO L226 Difference]: Without dead ends: 46606 [2018-12-09 13:57:00,516 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2402 GetRequests, 2389 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2018-12-09 13:57:00,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46606 states. [2018-12-09 13:57:00,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46606 to 44723. [2018-12-09 13:57:00,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44723 states. [2018-12-09 13:57:00,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44723 states to 44723 states and 46849 transitions. [2018-12-09 13:57:00,968 INFO L78 Accepts]: Start accepts. Automaton has 44723 states and 46849 transitions. Word has length 1194 [2018-12-09 13:57:00,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:57:00,969 INFO L480 AbstractCegarLoop]: Abstraction has 44723 states and 46849 transitions. [2018-12-09 13:57:00,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 13:57:00,969 INFO L276 IsEmpty]: Start isEmpty. Operand 44723 states and 46849 transitions. [2018-12-09 13:57:00,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1220 [2018-12-09 13:57:00,995 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:57:00,995 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:57:00,995 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:57:00,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:57:00,995 INFO L82 PathProgramCache]: Analyzing trace with hash -898014949, now seen corresponding path program 1 times [2018-12-09 13:57:00,995 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:57:00,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:57:00,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:57:00,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:57:00,996 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:57:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:57:01,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 903 proven. 733 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2018-12-09 13:57:01,900 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:57:01,900 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:57:01,901 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1220 with the following transitions: [2018-12-09 13:57:01,901 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1209], [1210], [1214], [1217], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:57:01,903 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:57:01,903 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:57:05,678 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:57:05,678 INFO L272 AbstractInterpreter]: Visited 291 different actions 1149 times. Merged at 10 different actions 30 times. Never widened. Performed 15699 root evaluator evaluations with a maximum evaluation depth of 23. Performed 15699 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 10 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 13:57:05,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:57:05,680 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:57:05,680 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:57:05,680 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:57:05,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:57:05,686 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:57:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:57:05,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:57:06,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1712 trivial. 0 not checked. [2018-12-09 13:57:06,174 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:57:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1712 trivial. 0 not checked. [2018-12-09 13:57:06,677 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 13:57:06,677 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-12-09 13:57:06,677 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 13:57:06,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 13:57:06,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 13:57:06,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2018-12-09 13:57:06,678 INFO L87 Difference]: Start difference. First operand 44723 states and 46849 transitions. Second operand 11 states. [2018-12-09 13:57:08,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:57:08,956 INFO L93 Difference]: Finished difference Result 85796 states and 90115 transitions. [2018-12-09 13:57:08,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 13:57:08,957 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1219 [2018-12-09 13:57:08,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:57:09,014 INFO L225 Difference]: With dead ends: 85796 [2018-12-09 13:57:09,015 INFO L226 Difference]: Without dead ends: 41695 [2018-12-09 13:57:09,046 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2470 GetRequests, 2443 SyntacticMatches, 5 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2018-12-09 13:57:09,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41695 states. [2018-12-09 13:57:09,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41695 to 37863. [2018-12-09 13:57:09,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37863 states. [2018-12-09 13:57:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37863 states to 37863 states and 39028 transitions. [2018-12-09 13:57:09,465 INFO L78 Accepts]: Start accepts. Automaton has 37863 states and 39028 transitions. Word has length 1219 [2018-12-09 13:57:09,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:57:09,466 INFO L480 AbstractCegarLoop]: Abstraction has 37863 states and 39028 transitions. [2018-12-09 13:57:09,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 13:57:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 37863 states and 39028 transitions. [2018-12-09 13:57:09,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1256 [2018-12-09 13:57:09,489 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 13:57:09,489 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 13:57:09,489 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 13:57:09,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:57:09,490 INFO L82 PathProgramCache]: Analyzing trace with hash -2051338641, now seen corresponding path program 1 times [2018-12-09 13:57:09,490 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 13:57:09,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:57:09,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:57:09,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 13:57:09,491 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 13:57:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:57:10,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2810 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2018-12-09 13:57:10,091 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:57:10,091 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 13:57:10,091 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1256 with the following transitions: [2018-12-09 13:57:10,091 INFO L205 CegarAbsIntRunner]: [0], [1], [74], [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], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1210], [1214], [1217], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1359], [1364], [1366], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-09 13:57:10,093 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 13:57:10,094 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 13:57:13,753 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 13:57:13,753 INFO L272 AbstractInterpreter]: Visited 291 different actions 1144 times. Merged at 9 different actions 25 times. Never widened. Performed 15653 root evaluator evaluations with a maximum evaluation depth of 23. Performed 15653 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 10 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 13:57:13,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:57:13,756 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 13:57:13,756 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 13:57:13,756 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 13:57:13,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 13:57:13,762 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 13:57:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:57:13,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:57:14,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2810 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2018-12-09 13:57:14,262 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 13:57:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2810 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2018-12-09 13:57:14,882 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 13:57:14,882 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2018-12-09 13:57:14,882 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 13:57:14,883 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 13:57:14,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 13:57:14,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-12-09 13:57:14,883 INFO L87 Difference]: Start difference. First operand 37863 states and 39028 transitions. Second operand 7 states. [2018-12-09 13:57:17,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 13:57:17,069 INFO L93 Difference]: Finished difference Result 75084 states and 77487 transitions. [2018-12-09 13:57:17,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 13:57:17,069 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1255 [2018-12-09 13:57:17,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 13:57:17,070 INFO L225 Difference]: With dead ends: 75084 [2018-12-09 13:57:17,070 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 13:57:17,109 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2532 GetRequests, 2514 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2018-12-09 13:57:17,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 13:57:17,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 13:57:17,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 13:57:17,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 13:57:17,109 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1255 [2018-12-09 13:57:17,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 13:57:17,110 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 13:57:17,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 13:57:17,110 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 13:57:17,110 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 13:57:17,113 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 13:57:17,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:17,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:18,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:19,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:19,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:19,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:19,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:19,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,012 WARN L180 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 1031 DAG size of output: 912 [2018-12-09 13:57:20,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:20,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,795 WARN L180 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 1025 DAG size of output: 906 [2018-12-09 13:57:21,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:21,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:22,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 13:57:28,182 WARN L180 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 876 DAG size of output: 232 [2018-12-09 13:57:35,561 WARN L180 SmtUtils]: Spent 7.32 s on a formula simplification. DAG size of input: 948 DAG size of output: 225 [2018-12-09 13:57:43,886 WARN L180 SmtUtils]: Spent 8.30 s on a formula simplification. DAG size of input: 932 DAG size of output: 139 [2018-12-09 13:57:53,358 WARN L180 SmtUtils]: Spent 9.47 s on a formula simplification. DAG size of input: 926 DAG size of output: 139 [2018-12-09 13:58:01,154 WARN L180 SmtUtils]: Spent 7.77 s on a formula simplification. DAG size of input: 929 DAG size of output: 236 [2018-12-09 13:58:01,157 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 13:58:01,157 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a4~0 |old(~a4~0)|)) [2018-12-09 13:58:01,157 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 13:58:01,157 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1658 1758) no Hoare annotation was computed. [2018-12-09 13:58:01,157 INFO L448 ceAbstractionStarter]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,157 INFO L448 ceAbstractionStarter]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,158 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1658 1758) the Hoare annotation is: (let ((.cse57 (+ |old(~a4~0)| 86)) (.cse48 (+ |old(~a0~0)| 98)) (.cse49 (+ |old(~a0~0)| 147))) (let ((.cse52 (= 1 |old(~a2~0)|)) (.cse27 (< 0 .cse49)) (.cse9 (< 43 |old(~a29~0)|)) (.cse7 (<= .cse48 0)) (.cse0 (< 0 (+ |old(~a0~0)| 61))) (.cse56 (<= .cse57 0)) (.cse53 (< (+ |old(~a29~0)| 143) 0)) (.cse51 (= 4 |old(~a2~0)|))) (let ((.cse46 (= ~a2~0 2)) (.cse20 (not .cse51)) (.cse3 (not (= 3 |old(~a2~0)|))) (.cse47 (= |old(~a2~0)| ~a2~0)) (.cse17 (= ~a29~0 |old(~a29~0)|)) (.cse4 (= ~a0~0 |old(~a0~0)|)) (.cse32 (= 3 ~a2~0)) (.cse19 (= ~a4~0 |old(~a4~0)|)) (.cse5 (< 0 .cse57)) (.cse43 (and .cse0 .cse56 .cse53)) (.cse23 (and .cse56 .cse27 .cse9 .cse7)) (.cse28 (<= (+ ~a0~0 147) 0)) (.cse50 (= 2 |old(~a2~0)|)) (.cse36 (< 0 (+ |old(~a4~0)| 89))) (.cse11 (< (+ |old(~a4~0)| 85) 0)) (.cse26 (not .cse52))) (let ((.cse12 (forall ((v_prenex_6 Int)) (let ((.cse54 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse55 (div .cse54 9))) (or (< .cse54 0) (< |old(~a29~0)| (div .cse55 5)) (<= (+ v_prenex_6 16) 0) (not (= 0 (mod .cse55 5)))))))) (.cse21 (and (or .cse26 .cse27 .cse11) (or .cse26 .cse27 .cse9))) (.cse29 (or (and (or .cse36 .cse7 .cse51) (or .cse50 .cse36 .cse51)) (and .cse0 .cse52 .cse53))) (.cse37 (or (< 0 (+ ~a4~0 86)) .cse28 (<= ~a29~0 43) (< 0 (+ ~a0~0 98)))) (.cse33 (<= (+ ~a0~0 61) 0)) (.cse40 (or .cse5 .cse26 .cse43 .cse23)) (.cse6 (and .cse17 .cse4 .cse32 .cse19)) (.cse10 (and .cse17 .cse47 .cse4 .cse19)) (.cse34 (or .cse5 .cse9 .cse3)) (.cse2 (< 0 (+ |old(~a29~0)| 127))) (.cse14 (< (+ |old(~a0~0)| 600000) 0)) (.cse25 (= 1 ~a2~0)) (.cse18 (= 4 ~a2~0)) (.cse44 (or .cse20 .cse7)) (.cse42 (<= (+ ~a0~0 386992) 0)) (.cse41 (< 0 (+ |old(~a0~0)| 386992))) (.cse38 (or .cse20 .cse36)) (.cse45 (< |old(~a0~0)| 146)) (.cse39 (= ~a2~0 |old(~a2~0)|)) (.cse30 (< 0 (+ |old(~a4~0)| 504331))) (.cse35 (= |old(~a0~0)| ~a0~0)) (.cse31 (or .cse36 .cse9 .cse51)) (.cse24 (< |old(~a29~0)| 44)) (.cse15 (and .cse17 .cse46 .cse4 .cse19)) (.cse16 (not .cse50)) (.cse1 (< 0 (+ |old(~a4~0)| 42))) (.cse8 (not (= 5 |old(~a2~0)|))) (.cse22 (<= .cse49 0)) (.cse13 (< 0 .cse48))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3) (or .cse0 .cse1 .cse8 .cse9 .cse7 .cse10) (or .cse10 .cse1 .cse8 .cse11 .cse12 .cse13 .cse14) (or .cse5 .cse7 .cse15 .cse2 .cse16) (or (and (and .cse17 .cse18) .cse4 .cse19) .cse1 (and (or .cse11 .cse20) (or .cse20 .cse9)) (< 0 (+ |old(~a0~0)| 108)) .cse14) (or .cse1 .cse21 .cse14 .cse4) (or .cse15 .cse1 .cse22 .cse23 .cse24 .cse16 .cse13) (or (and .cse17 .cse25 .cse4 .cse19) .cse1 (or .cse26 .cse9 .cse11) .cse14) (or .cse27 .cse28 .cse29) (or (or .cse8 (or .cse30 .cse31)) .cse4) (or .cse5 .cse10 .cse8 .cse7 .cse12) (or (or .cse3 .cse31) .cse4) (or .cse0 (and .cse17 .cse32 .cse19 .cse33) .cse34) (or .cse1 .cse11 .cse6 .cse0 .cse9 .cse3) (or .cse35 (or .cse20 .cse36 .cse9)) (or .cse0 .cse36 (and .cse37 .cse17 (= 2 ~a2~0) .cse33 .cse19) .cse16 .cse23) (or (and .cse19 (and .cse17 .cse25)) (or .cse1 .cse21 .cse14)) (or .cse0 .cse38 (and .cse17 .cse33 .cse18 .cse19)) (or .cse0 (and .cse17 .cse39 .cse33 .cse19) .cse29) (or .cse0 (and .cse37 .cse17 .cse39 .cse19 .cse33) .cse40) (or .cse1 (or .cse27 .cse11 .cse16) .cse15) (or .cse27 .cse28 .cse40) (or .cse6 (or .cse1 .cse3 .cse11 .cse13)) (or .cse5 .cse26 .cse2 .cse41 .cse42) (or .cse5 .cse8 .cse9 .cse7 .cse10) (or .cse1 .cse27 .cse10 .cse8 .cse14) (or .cse41 .cse34 .cse42) (or (or .cse5 .cse26 .cse2 .cse43 .cse14) (and (and .cse17 .cse25 .cse19) .cse4)) (or .cse1 (or .cse0 .cse44) (and .cse17 .cse18 .cse4 .cse19)) (or (and (and .cse18 .cse19) .cse17 .cse4) (and (or .cse45 .cse1 .cse44) (or .cse5 .cse20 .cse9 .cse7))) (or .cse42 .cse36 .cse41) (or .cse38 .cse28 .cse27) (or .cse45 (and (and .cse17 .cse39) .cse4 .cse19) .cse30 (or .cse26 .cse43)) (or .cse0 .cse1 .cse9 .cse11 .cse16 .cse15) (or (and .cse17 (and .cse46 .cse35 .cse19)) (or .cse31 .cse16)) (or .cse5 .cse24 .cse7 .cse15 .cse16) (or (or .cse1 .cse8 .cse9 .cse22 .cse13) (and (and .cse17 .cse47 .cse19) .cse4))))))) [2018-12-09 13:58:01,158 INFO L448 ceAbstractionStarter]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,158 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,158 INFO L448 ceAbstractionStarter]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,158 INFO L448 ceAbstractionStarter]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,158 INFO L448 ceAbstractionStarter]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,158 INFO L448 ceAbstractionStarter]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,158 INFO L448 ceAbstractionStarter]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1658 1758) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,159 INFO L448 ceAbstractionStarter]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L830(lines 830 839) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-09 13:58:01,160 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 319) no Hoare annotation was computed. [2018-12-09 13:58:01,161 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-09 13:58:01,162 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 586) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 651) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,163 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,164 INFO L448 ceAbstractionStarter]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,165 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,166 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 528) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2018-12-09 13:58:01,167 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,168 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1656) the Hoare annotation is: (let ((.cse45 (= 4 |old(~a2~0)|)) (.cse46 (+ |old(~a0~0)| 98)) (.cse41 (not (= 1 |old(~a2~0)|))) (.cse11 (< 43 |old(~a29~0)|)) (.cse49 (+ |old(~a0~0)| 147))) (let ((.cse43 (= ~a2~0 2)) (.cse8 (< (+ |old(~a4~0)| 85) 0)) (.cse20 (< 0 .cse49)) (.cse33 (or .cse41 .cse11)) (.cse42 (= |old(~a2~0)| ~a2~0)) (.cse44 (= 2 |old(~a2~0)|)) (.cse12 (<= .cse46 0)) (.cse3 (not (= 3 |old(~a2~0)|))) (.cse14 (< 0 (+ |old(~a4~0)| 86))) (.cse28 (not .cse45)) (.cse17 (< 0 (+ |old(~a4~0)| 89))) (.cse5 (= ~a29~0 |old(~a29~0)|)) (.cse4 (= ~a0~0 |old(~a0~0)|)) (.cse6 (= 3 ~a2~0)) (.cse7 (= ~a4~0 |old(~a4~0)|)) (.cse2 (< 0 (+ |old(~a29~0)| 127)))) (let ((.cse27 (or .cse41 .cse2)) (.cse36 (and .cse5 .cse4 .cse6 .cse7)) (.cse34 (or .cse28 .cse17)) (.cse32 (or .cse14 .cse41)) (.cse18 (<= (+ ~a0~0 147) 0)) (.cse37 (< |old(~a0~0)| 146)) (.cse29 (< 0 (+ |old(~a4~0)| 504331))) (.cse21 (or .cse14 (or .cse11 .cse3))) (.cse25 (< 0 (+ |old(~a0~0)| 386992))) (.cse26 (<= (+ ~a0~0 386992) 0)) (.cse35 (= 4 ~a2~0)) (.cse38 (or .cse28 .cse12)) (.cse0 (< 0 (+ |old(~a0~0)| 61))) (.cse40 (and (or .cse17 .cse12 .cse45) (or .cse44 .cse17 .cse45))) (.cse22 (= ~a2~0 |old(~a2~0)|)) (.cse19 (<= (+ ~a0~0 61) 0)) (.cse10 (not (= 5 |old(~a2~0)|))) (.cse39 (<= .cse49 0)) (.cse31 (forall ((v_prenex_6 Int)) (let ((.cse47 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse48 (div .cse47 9))) (or (< .cse47 0) (< |old(~a29~0)| (div .cse48 5)) (<= (+ v_prenex_6 16) 0) (not (= 0 (mod .cse48 5)))))))) (.cse9 (< 0 .cse46)) (.cse13 (and .cse5 .cse42 .cse4 .cse7)) (.cse30 (or .cse17 .cse11 .cse45)) (.cse1 (< 0 (+ |old(~a4~0)| 42))) (.cse23 (and (or .cse20 .cse8 .cse41) (or .cse20 .cse33))) (.cse24 (< (+ |old(~a0~0)| 600000) 0)) (.cse15 (and .cse5 .cse43 .cse4 .cse7)) (.cse16 (not .cse44))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and (and .cse5 .cse6 .cse7) .cse4) (or .cse1 .cse8 .cse3 .cse9)) (or .cse0 .cse1 .cse10 .cse11 .cse12 .cse13) (or .cse14 .cse12 .cse15 .cse2 .cse16) (or .cse17 (and (or .cse18 (< 0 (+ ~a0~0 98))) .cse5 (= 2 ~a2~0) .cse19 .cse7) .cse16 .cse20) (or .cse0 (and .cse5 .cse6 .cse7 .cse19) .cse21) (or (and .cse5 .cse22 .cse7) (or .cse1 .cse23 .cse24)) (or .cse17 .cse25 .cse26) (or (and (and .cse5 (= 1 ~a2~0) .cse7) .cse4) (or .cse1 .cse27 .cse24)) (or .cse4 (or .cse28 .cse17 .cse11)) (or (or .cse10 (or .cse29 .cse30)) .cse4) (or .cse14 .cse13 .cse10 .cse12 .cse31) (or .cse20 .cse18 .cse32) (or .cse14 .cse27 .cse26 .cse25) (or .cse1 (and (and .cse5 .cse22) .cse4 .cse7) .cse24 (or .cse33 .cse8)) (or .cse0 .cse34 (and .cse5 .cse35 .cse19 .cse7)) (or .cse4 (or .cse3 .cse30)) (or .cse0 (or .cse11 .cse12 .cse3) .cse36 .cse1) (or (and (or .cse37 .cse1 .cse38) (or .cse14 .cse28 .cse11 .cse12)) (and (and .cse5 .cse35 .cse7) .cse4)) (or .cse20 .cse1 .cse10 .cse13 .cse24) (or .cse14 .cse10 .cse11 .cse12 .cse13) (or .cse14 .cse12 .cse36 .cse3) (or (and (and .cse5 .cse35) .cse4 .cse7) .cse1 (and (or .cse28 .cse11) (or .cse28 .cse8)) (< 0 (+ |old(~a0~0)| 108)) .cse24) (or .cse34 .cse20 .cse18) (or .cse0 (and .cse5 .cse22 .cse7 .cse19) .cse32) (or .cse1 .cse15 (or .cse8 .cse16) .cse9) (or (and (and .cse5 (= 5 ~a2~0) .cse7) .cse4) (or .cse1 .cse10 .cse11 .cse39 .cse9)) (or .cse20 .cse40 .cse18) (or .cse41 .cse37 .cse29 (and (and .cse5 (and .cse42 .cse7)) .cse4)) (or .cse21 .cse25 .cse26) (or .cse0 .cse1 .cse11 .cse8 .cse16 .cse15) (or .cse1 (and .cse5 .cse35 .cse4 .cse7) (or .cse0 .cse38)) (or .cse0 .cse40 (and .cse5 .cse22 .cse19 .cse7)) (or .cse1 .cse10 .cse8 .cse39 .cse31 .cse9 .cse13) (or (and .cse5 (and .cse43 (= |old(~a0~0)| ~a0~0) .cse7)) (or .cse30 .cse16)) (or .cse1 .cse4 .cse23 .cse24) (or .cse14 (< |old(~a29~0)| 44) .cse12 .cse15 .cse16))))) [2018-12-09 13:58:01,168 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,168 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,168 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,168 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,168 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,168 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 402) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,169 INFO L448 ceAbstractionStarter]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,170 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 605) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 803) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2018-12-09 13:58:01,171 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 541) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,172 INFO L448 ceAbstractionStarter]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L444 ceAbstractionStarter]: At program point L1655(line 1655) the Hoare annotation is: (let ((.cse41 (+ |old(~a4~0)| 89)) (.cse50 (+ |old(~a0~0)| 98)) (.cse51 (= 4 |old(~a2~0)|)) (.cse21 (< 43 |old(~a29~0)|)) (.cse24 (not (= 3 |old(~a2~0)|)))) (let ((.cse27 (= ~a2~0 2)) (.cse48 (+ |old(~a0~0)| 147)) (.cse46 (+ ~a4~0 86)) (.cse37 (<= (+ ~a0~0 147) 0)) (.cse26 (< 0 (+ |old(~a29~0)| 127))) (.cse49 (= 2 |old(~a2~0)|)) (.cse1 (or .cse21 .cse24)) (.cse8 (< 0 (+ |old(~a4~0)| 86))) (.cse19 (not (= 1 |old(~a2~0)|))) (.cse31 (not .cse51)) (.cse22 (<= .cse50 0)) (.cse47 (= |old(~a2~0)| ~a2~0)) (.cse32 (< 0 .cse41)) (.cse13 (= 1 ~a2~0)) (.cse12 (= ~a29~0 |old(~a29~0)|)) (.cse15 (= ~a0~0 |old(~a0~0)|)) (.cse29 (= 3 ~a2~0)) (.cse14 (= ~a4~0 |old(~a4~0)|))) (let ((.cse4 (and .cse12 .cse15 .cse29 .cse14)) (.cse17 (< 0 (+ |old(~a4~0)| 504331))) (.cse25 (forall ((v_prenex_6 Int)) (let ((.cse52 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse53 (div .cse52 9))) (or (< .cse52 0) (< |old(~a29~0)| (div .cse53 5)) (<= (+ v_prenex_6 16) 0) (not (= 0 (mod .cse53 5)))))))) (.cse18 (and .cse12 .cse13 .cse15 .cse14)) (.cse28 (or .cse32 .cse21 .cse51)) (.cse23 (and .cse12 .cse47 .cse15 .cse14)) (.cse33 (= 4 ~a2~0)) (.cse16 (< |old(~a0~0)| 146)) (.cse39 (or .cse31 .cse22)) (.cse40 (or .cse8 .cse19)) (.cse30 (or .cse8 .cse1)) (.cse35 (or .cse31 .cse32)) (.cse0 (< 0 (+ |old(~a0~0)| 61))) (.cse38 (and (or .cse32 .cse22 .cse51) (or .cse49 .cse32 .cse51))) (.cse43 (= ~a2~0 |old(~a2~0)|)) (.cse20 (not (= 5 |old(~a2~0)|))) (.cse7 (< 0 .cse50)) (.cse9 (or .cse19 .cse26)) (.cse45 (< 0 (+ |old(~a0~0)| 386992))) (.cse44 (<= (+ ~a0~0 386992) 0)) (.cse2 (< 0 (+ |old(~a4~0)| 42))) (.cse3 (< (+ |old(~a4~0)| 85) 0)) (.cse34 (or .cse19 .cse21)) (.cse10 (< (+ |old(~a0~0)| 600000) 0)) (.cse42 (or (< 0 .cse46) .cse37 (<= ~a29~0 43) (< 0 (+ ~a0~0 98)))) (.cse11 (<= (+ ~a0~0 61) 0)) (.cse36 (< 0 .cse48)) (.cse5 (and .cse12 .cse27 .cse15 .cse14)) (.cse6 (not .cse49))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 (or .cse3 .cse6) .cse7) (or (or .cse8 .cse9 .cse10) (and (and (or .cse11 (<= 0 (+ |old(~a29~0)| 143))) .cse12 .cse13 .cse14) .cse15)) (or .cse16 .cse17 .cse18 .cse19) (or .cse0 .cse2 .cse20 .cse21 .cse22 .cse23) (or .cse8 .cse4 .cse22 .cse24) (or .cse23 .cse2 .cse20 .cse3 .cse25 .cse7 .cse10) (or .cse8 .cse22 .cse5 .cse26 .cse6) (or (and .cse12 (and .cse27 .cse14) .cse15) (or .cse28 .cse6)) (or .cse0 (and .cse12 .cse29 .cse14 .cse11) .cse30) (or (or .cse2 .cse3 .cse24 .cse7) .cse4) (or .cse15 (or .cse31 .cse32 .cse21)) (or (or .cse20 (or .cse17 .cse28)) .cse15) (or .cse2 (and (or .cse31 .cse21) (or .cse31 .cse3)) (and (and .cse12 .cse33) .cse15 .cse14) (< 0 (+ |old(~a0~0)| 108)) .cse10) (or .cse8 .cse23 .cse20 .cse22 .cse25) (or .cse2 .cse10 (or .cse34 .cse3) .cse18) (or .cse15 (or .cse24 .cse28)) (or .cse0 .cse35 (and .cse12 .cse11 .cse33 .cse14)) (or .cse36 .cse37 .cse38) (or .cse8 .cse20 .cse21 .cse22 .cse23) (or .cse2 (or .cse0 .cse39) (and .cse12 .cse33 .cse15 .cse14)) (or (and (and .cse33 .cse14) .cse12 .cse15) (and (or .cse16 .cse2 .cse39) (or .cse8 .cse31 .cse21 .cse22))) (or .cse36 .cse40 .cse37) (or .cse15 .cse0 .cse2 .cse26 .cse24) (or (not (= calculate_output_~input 0)) (or (not (= 0 .cse41)) .cse19 .cse26 (= |calculate_output_#in~input| 0))) (or .cse0 (and .cse42 .cse12 .cse43 .cse14 .cse11) .cse40) (or .cse44 .cse32 .cse45) (or .cse36 .cse2 .cse20 (and .cse12 (or (<= .cse46 0) (not (= 4 calculate_output_~input)) (<= |old(~a29~0)| 43)) .cse47 .cse15 .cse14) .cse10) (or .cse30 .cse45 .cse44) (or .cse35 .cse37 .cse36) (or .cse0 .cse2 .cse21 .cse3 .cse6 .cse5) (or .cse0 .cse38 (and .cse12 .cse43 .cse11 .cse14)) (or (and (and .cse12 .cse47 .cse14) .cse15) (or .cse2 .cse20 .cse21 (<= .cse48 0) .cse7)) (or .cse8 .cse9 .cse45 .cse44) (or (and .cse15 .cse14 (and .cse12 .cse13)) .cse2 (and (or .cse36 .cse3 .cse19) (or .cse36 .cse34)) .cse10) (or .cse32 (and .cse42 .cse12 (= 2 ~a2~0) .cse11 .cse14) .cse6 .cse36) (or .cse8 (< |old(~a29~0)| 44) .cse22 .cse5 .cse6))))) [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,173 INFO L448 ceAbstractionStarter]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2018-12-09 13:58:01,174 INFO L448 ceAbstractionStarter]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,175 INFO L448 ceAbstractionStarter]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,176 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,177 INFO L448 ceAbstractionStarter]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 556) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,178 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-09 13:58:01,179 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,180 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 894) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,181 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 568) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,182 INFO L448 ceAbstractionStarter]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 706) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,183 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,184 INFO L448 ceAbstractionStarter]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,184 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,184 INFO L448 ceAbstractionStarter]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2018-12-09 13:58:01,184 INFO L448 ceAbstractionStarter]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,184 INFO L448 ceAbstractionStarter]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2018-12-09 13:58:01,184 INFO L448 ceAbstractionStarter]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2018-12-09 13:58:01,184 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 13:58:01,184 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ ~a0~0 44))) (and (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (<= 0 .cse0) (<= .cse0 0) (= (+ ~a29~0 127) 0))) [2018-12-09 13:58:01,184 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 13:58:01,184 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 13:58:01,184 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1760 1776) the Hoare annotation is: (let ((.cse0 (+ |old(~a0~0)| 44))) (or (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a29~0)| 127))) (< 0 .cse0) (not (= 0 (+ |old(~a4~0)| 89))) (< .cse0 0) (and (= ~a4~0 |old(~a4~0)|) (= 1 ~a2~0) (= ~a0~0 |old(~a0~0)|) (= (+ ~a29~0 127) 0)))) [2018-12-09 13:58:01,184 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1760 1776) no Hoare annotation was computed. [2018-12-09 13:58:01,185 INFO L444 ceAbstractionStarter]: At program point L1774(line 1774) the Hoare annotation is: (let ((.cse22 (+ ~a0~0 98))) (let ((.cse7 (= 1 ~a2~0)) (.cse18 (not (= 1 |old(~a2~0)|))) (.cse19 (+ ~a0~0 147)) (.cse6 (< 0 .cse22)) (.cse17 (= 4 ~a2~0))) (let ((.cse1 (and .cse6 .cse17)) (.cse13 (<= (+ ~a4~0 89) 0)) (.cse20 (= 3 ~a2~0)) (.cse10 (exists ((v_prenex_6 Int)) (let ((.cse23 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse24 (div .cse23 9))) (and (<= 0 .cse23) (= 0 (mod .cse24 5)) (<= (div .cse24 5) ~a29~0) (< 0 (+ v_prenex_6 16))))))) (.cse21 (<= .cse22 0)) (.cse8 (<= (+ ~a29~0 127) 0)) (.cse14 (<= 0 (+ ~a4~0 85))) (.cse5 (= 2 ~a2~0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse16 (<= 146 ~a0~0)) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse12 (<= .cse19 0)) (.cse4 (and .cse7 (or .cse18 (<= 0 (+ |old(~a29~0)| 143))))) (.cse9 (<= 0 (+ ~a0~0 600000))) (.cse3 (<= (+ ~a4~0 86) 0)) (.cse11 (= 5 ~a2~0)) (.cse15 (<= ~a29~0 43))) (or (and .cse0 .cse1 .cse2) (and (and .cse3 .cse4) .cse2) (and .cse3 (<= 44 ~a29~0) (and .cse5 .cse6)) (and .cse0 (and .cse7 .cse8) .cse9) (and .cse3 .cse6 .cse10 .cse11) (and .cse0 .cse12 .cse11 .cse9) (not (= 0 (+ |old(~a0~0)| 44))) (and (and (not (= ~a2~0 2)) .cse13) .cse2) (and .cse0 (and .cse14 (and .cse7 .cse15)) .cse9) (or (and .cse0 .cse16 .cse1) (and .cse3 (and .cse15 .cse6 .cse17))) (and .cse13 (or .cse12 .cse15) .cse5) .cse18 (and .cse0 (or (and .cse15 .cse17) (and .cse14 .cse17)) .cse9 (<= (+ ~a0~0 108) 0)) (and .cse0 (< 0 .cse19) (and .cse15 .cse2) .cse11) (not (= 0 (+ |old(~a4~0)| 89))) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse0 .cse2 (and .cse15 .cse20)) (and .cse3 (and .cse20 .cse6)) (and .cse20 .cse14 .cse21 .cse0) (and .cse14 .cse21 .cse10 .cse11 .cse9 .cse0) (and .cse21 .cse14 .cse5 .cse0) (and .cse3 (and .cse8 .cse5 .cse6)) (and .cse14 .cse0 (and .cse15 .cse5) .cse2) (and (<= (+ ~a4~0 504331) 0) .cse16 .cse7) (and .cse0 (and .cse12 .cse4) .cse9) (and .cse3 .cse11 (and .cse15 .cse6)))))) [2018-12-09 13:58:01,192 INFO L448 ceAbstractionStarter]: For program point L1774-1(line 1774) no Hoare annotation was computed. [2018-12-09 13:58:01,192 INFO L448 ceAbstractionStarter]: For program point L1771(line 1771) no Hoare annotation was computed. [2018-12-09 13:58:01,192 INFO L444 ceAbstractionStarter]: At program point L1766-2(lines 1766 1775) the Hoare annotation is: (let ((.cse22 (+ ~a0~0 98))) (let ((.cse7 (= 1 ~a2~0)) (.cse18 (not (= 1 |old(~a2~0)|))) (.cse19 (+ ~a0~0 147)) (.cse6 (< 0 .cse22)) (.cse17 (= 4 ~a2~0))) (let ((.cse1 (and .cse6 .cse17)) (.cse13 (<= (+ ~a4~0 89) 0)) (.cse20 (= 3 ~a2~0)) (.cse10 (exists ((v_prenex_6 Int)) (let ((.cse23 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse24 (div .cse23 9))) (and (<= 0 .cse23) (= 0 (mod .cse24 5)) (<= (div .cse24 5) ~a29~0) (< 0 (+ v_prenex_6 16))))))) (.cse21 (<= .cse22 0)) (.cse8 (<= (+ ~a29~0 127) 0)) (.cse14 (<= 0 (+ ~a4~0 85))) (.cse5 (= 2 ~a2~0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse16 (<= 146 ~a0~0)) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse12 (<= .cse19 0)) (.cse4 (and .cse7 (or .cse18 (<= 0 (+ |old(~a29~0)| 143))))) (.cse9 (<= 0 (+ ~a0~0 600000))) (.cse3 (<= (+ ~a4~0 86) 0)) (.cse11 (= 5 ~a2~0)) (.cse15 (<= ~a29~0 43))) (or (and .cse0 .cse1 .cse2) (and (and .cse3 .cse4) .cse2) (and .cse3 (<= 44 ~a29~0) (and .cse5 .cse6)) (and .cse0 (and .cse7 .cse8) .cse9) (and .cse3 .cse6 .cse10 .cse11) (and .cse0 .cse12 .cse11 .cse9) (not (= 0 (+ |old(~a0~0)| 44))) (and (and (not (= ~a2~0 2)) .cse13) .cse2) (and .cse0 (and .cse14 (and .cse7 .cse15)) .cse9) (or (and .cse0 .cse16 .cse1) (and .cse3 (and .cse15 .cse6 .cse17))) (and .cse13 (or .cse12 .cse15) .cse5) .cse18 (and .cse0 (or (and .cse15 .cse17) (and .cse14 .cse17)) .cse9 (<= (+ ~a0~0 108) 0)) (and .cse0 (< 0 .cse19) (and .cse15 .cse2) .cse11) (not (= 0 (+ |old(~a4~0)| 89))) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse0 .cse2 (and .cse15 .cse20)) (and .cse3 (and .cse20 .cse6)) (and .cse20 .cse14 .cse21 .cse0) (and .cse14 .cse21 .cse10 .cse11 .cse9 .cse0) (and .cse21 .cse14 .cse5 .cse0) (and .cse3 (and .cse8 .cse5 .cse6)) (and .cse14 .cse0 (and .cse15 .cse5) .cse2) (and (<= (+ ~a4~0 504331) 0) .cse16 .cse7) (and .cse0 (and .cse12 .cse4) .cse9) (and .cse3 .cse11 (and .cse15 .cse6)))))) [2018-12-09 13:58:01,200 INFO L448 ceAbstractionStarter]: For program point L1766-3(lines 1760 1776) no Hoare annotation was computed. [2018-12-09 13:58:01,204 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,205 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,205 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,206 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,206 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,206 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,206 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,207 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,211 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,211 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 01:58:01 BoogieIcfgContainer [2018-12-09 13:58:01,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 13:58:01,214 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:58:01,214 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:58:01,214 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:58:01,214 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:53:36" (3/4) ... [2018-12-09 13:58:01,216 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 13:58:01,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 13:58:01,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-09 13:58:01,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 13:58:01,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 13:58:01,231 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 13:58:01,232 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 13:58:01,249 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((a4 + 42 <= 0 && 0 < a0 + 98 && 4 == a2) && a0 + 61 <= 0) || ((a4 + 86 <= 0 && 1 == a2 && (!(1 == \old(a2)) || 0 <= \old(a29) + 143)) && a0 + 61 <= 0)) || ((a4 + 86 <= 0 && 44 <= a29) && 2 == a2 && 0 < a0 + 98)) || ((a4 + 42 <= 0 && 1 == a2 && a29 + 127 <= 0) && 0 <= a0 + 600000)) || (((a4 + 86 <= 0 && 0 < a0 + 98) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2)) || (((a4 + 42 <= 0 && a0 + 147 <= 0) && 5 == a2) && 0 <= a0 + 600000)) || !(0 == \old(a0) + 44)) || ((!(a2 == 2) && a4 + 89 <= 0) && a0 + 61 <= 0)) || ((a4 + 42 <= 0 && 0 <= a4 + 85 && 1 == a2 && a29 <= 43) && 0 <= a0 + 600000)) || ((a4 + 42 <= 0 && 146 <= a0) && 0 < a0 + 98 && 4 == a2) || (a4 + 86 <= 0 && (a29 <= 43 && 0 < a0 + 98) && 4 == a2)) || ((a4 + 89 <= 0 && (a0 + 147 <= 0 || a29 <= 43)) && 2 == a2)) || !(1 == \old(a2))) || (((a4 + 42 <= 0 && ((a29 <= 43 && 4 == a2) || (0 <= a4 + 85 && 4 == a2))) && 0 <= a0 + 600000) && a0 + 108 <= 0)) || (((a4 + 42 <= 0 && 0 < a0 + 147) && a29 <= 43 && a0 + 61 <= 0) && 5 == a2)) || !(0 == \old(a4) + 89)) || !(0 == \old(a29) + 127)) || ((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 <= 43 && 3 == a2)) || (a4 + 86 <= 0 && 3 == a2 && 0 < a0 + 98)) || (((3 == a2 && 0 <= a4 + 85) && a0 + 98 <= 0) && a4 + 42 <= 0)) || (((((0 <= a4 + 85 && a0 + 98 <= 0) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2) && 0 <= a0 + 600000) && a4 + 42 <= 0)) || (((a0 + 98 <= 0 && 0 <= a4 + 85) && 2 == a2) && a4 + 42 <= 0)) || (a4 + 86 <= 0 && (a29 + 127 <= 0 && 2 == a2) && 0 < a0 + 98)) || (((0 <= a4 + 85 && a4 + 42 <= 0) && a29 <= 43 && 2 == a2) && a0 + 61 <= 0)) || ((a4 + 504331 <= 0 && 146 <= a0) && 1 == a2)) || ((a4 + 42 <= 0 && a0 + 147 <= 0 && 1 == a2 && (!(1 == \old(a2)) || 0 <= \old(a29) + 143)) && 0 <= a0 + 600000)) || ((a4 + 86 <= 0 && 5 == a2) && a29 <= 43 && 0 < a0 + 98) [2018-12-09 13:58:01,364 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_284b0ff5-22ab-4a99-bcbf-1b2081a5c238/bin-2019/utaipan/witness.graphml [2018-12-09 13:58:01,364 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:58:01,364 INFO L168 Benchmark]: Toolchain (without parser) took 267767.20 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 4.0 GB). Free memory was 942.7 MB in the beginning and 4.6 GB in the end (delta: -3.7 GB). Peak memory consumption was 333.8 MB. Max. memory is 11.5 GB. [2018-12-09 13:58:01,365 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:58:01,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 942.7 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 89.2 MB. Max. memory is 11.5 GB. [2018-12-09 13:58:01,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.29 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. [2018-12-09 13:58:01,365 INFO L168 Benchmark]: Boogie Preprocessor took 65.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-12-09 13:58:01,365 INFO L168 Benchmark]: RCFGBuilder took 1828.65 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 99.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -150.3 MB). Peak memory consumption was 299.2 MB. Max. memory is 11.5 GB. [2018-12-09 13:58:01,366 INFO L168 Benchmark]: TraceAbstraction took 265114.39 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-12-09 13:58:01,366 INFO L168 Benchmark]: Witness Printer took 149.81 ms. Allocated memory is still 5.0 GB. Free memory was 4.7 GB in the beginning and 4.6 GB in the end (delta: 114.9 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. [2018-12-09 13:58:01,367 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 579.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 942.7 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 89.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.29 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 65.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1828.65 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 99.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -150.3 MB). Peak memory consumption was 299.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 265114.39 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 149.81 ms. Allocated memory is still 5.0 GB. Free memory was 4.7 GB in the beginning and 4.6 GB in the end (delta: 114.9 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: 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: 1766]: Loop Invariant [2018-12-09 13:58:01,369 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,371 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,371 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,371 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,371 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,372 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,372 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,372 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-12-09 13:58:01,372 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((a4 + 42 <= 0 && 0 < a0 + 98 && 4 == a2) && a0 + 61 <= 0) || ((a4 + 86 <= 0 && 1 == a2 && (!(1 == \old(a2)) || 0 <= \old(a29) + 143)) && a0 + 61 <= 0)) || ((a4 + 86 <= 0 && 44 <= a29) && 2 == a2 && 0 < a0 + 98)) || ((a4 + 42 <= 0 && 1 == a2 && a29 + 127 <= 0) && 0 <= a0 + 600000)) || (((a4 + 86 <= 0 && 0 < a0 + 98) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2)) || (((a4 + 42 <= 0 && a0 + 147 <= 0) && 5 == a2) && 0 <= a0 + 600000)) || !(0 == \old(a0) + 44)) || ((!(a2 == 2) && a4 + 89 <= 0) && a0 + 61 <= 0)) || ((a4 + 42 <= 0 && 0 <= a4 + 85 && 1 == a2 && a29 <= 43) && 0 <= a0 + 600000)) || ((a4 + 42 <= 0 && 146 <= a0) && 0 < a0 + 98 && 4 == a2) || (a4 + 86 <= 0 && (a29 <= 43 && 0 < a0 + 98) && 4 == a2)) || ((a4 + 89 <= 0 && (a0 + 147 <= 0 || a29 <= 43)) && 2 == a2)) || !(1 == \old(a2))) || (((a4 + 42 <= 0 && ((a29 <= 43 && 4 == a2) || (0 <= a4 + 85 && 4 == a2))) && 0 <= a0 + 600000) && a0 + 108 <= 0)) || (((a4 + 42 <= 0 && 0 < a0 + 147) && a29 <= 43 && a0 + 61 <= 0) && 5 == a2)) || !(0 == \old(a4) + 89)) || !(0 == \old(a29) + 127)) || ((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 <= 43 && 3 == a2)) || (a4 + 86 <= 0 && 3 == a2 && 0 < a0 + 98)) || (((3 == a2 && 0 <= a4 + 85) && a0 + 98 <= 0) && a4 + 42 <= 0)) || (((((0 <= a4 + 85 && a0 + 98 <= 0) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2) && 0 <= a0 + 600000) && a4 + 42 <= 0)) || (((a0 + 98 <= 0 && 0 <= a4 + 85) && 2 == a2) && a4 + 42 <= 0)) || (a4 + 86 <= 0 && (a29 + 127 <= 0 && 2 == a2) && 0 < a0 + 98)) || (((0 <= a4 + 85 && a4 + 42 <= 0) && a29 <= 43 && 2 == a2) && a0 + 61 <= 0)) || ((a4 + 504331 <= 0 && 146 <= a0) && 1 == a2)) || ((a4 + 42 <= 0 && a0 + 147 <= 0 && 1 == a2 && (!(1 == \old(a2)) || 0 <= \old(a29) + 143)) && 0 <= a0 + 600000)) || ((a4 + 86 <= 0 && 5 == a2) && a29 <= 43 && 0 < a0 + 98) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 437 locations, 1 error locations. SAFE Result, 265.0s OverallTime, 20 OverallIterations, 7 TraceHistogramMax, 175.9s AutomataDifference, 0.0s DeadEndRemovalTime, 44.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4065 SDtfs, 38208 SDslu, 4351 SDs, 0 SdLazy, 61413 SolverSat, 13561 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 146.6s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 20164 GetRequests, 19781 SyntacticMatches, 19 SemanticMatches, 364 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9430 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44723occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 25.0s AbstIntTime, 13 AbstIntIterations, 2 AbstIntStrong, 0.9970166645714976 AbsIntWeakeningRatio, 0.10193321616871705 AbsIntAvgWeakeningVarsNumRemoved, 15.541300527240773 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 20 MinimizatonAttempts, 26038 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 3937 PreInvPairs, 4523 NumberOfFragments, 5769 HoareAnnotationTreeSize, 3937 FomulaSimplifications, 959506 FormulaSimplificationTreeSizeReduction, 5.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1402591 FormulaSimplificationTreeSizeReductionInter, 38.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 21776 NumberOfCodeBlocks, 21776 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 31260 ConstructedInterpolants, 6 QuantifiedInterpolants, 63288368 SizeOfPredicates, 21 NumberOfNonLiveVariables, 12497 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 42 InterpolantComputations, 9 PerfectInterpolantSequences, 45109/47978 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...