./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label49_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_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label49_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 9482400b4e5abae1b3b62ba7b184a5c605e6ed8f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 15:50:08,111 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 15:50:08,112 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 15:50:08,118 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 15:50:08,119 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 15:50:08,119 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 15:50:08,120 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 15:50:08,121 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 15:50:08,122 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 15:50:08,123 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 15:50:08,124 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 15:50:08,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 15:50:08,124 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 15:50:08,125 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 15:50:08,125 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 15:50:08,126 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 15:50:08,126 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 15:50:08,127 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 15:50:08,128 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 15:50:08,128 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 15:50:08,129 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 15:50:08,130 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 15:50:08,131 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 15:50:08,131 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 15:50:08,131 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 15:50:08,132 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 15:50:08,132 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 15:50:08,133 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 15:50:08,133 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 15:50:08,134 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 15:50:08,134 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 15:50:08,135 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 15:50:08,135 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 15:50:08,135 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 15:50:08,136 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 15:50:08,136 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 15:50:08,136 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 15:50:08,144 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 15:50:08,144 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 15:50:08,145 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 15:50:08,145 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 15:50:08,145 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 15:50:08,145 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 15:50:08,145 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 15:50:08,145 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 15:50:08,146 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 15:50:08,146 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 15:50:08,146 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 15:50:08,146 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 15:50:08,146 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 15:50:08,147 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 15:50:08,147 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 15:50:08,147 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 15:50:08,147 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 15:50:08,147 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 15:50:08,148 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 15:50:08,148 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 15:50:08,148 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 15:50:08,148 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 15:50:08,148 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 15:50:08,148 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 15:50:08,148 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 15:50:08,149 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 15:50:08,149 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 15:50:08,149 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 15:50:08,149 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 15:50:08,149 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 15:50:08,149 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 15:50:08,150 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 15:50:08,150 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 15:50:08,150 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 15:50:08,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 15:50:08,150 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 15:50:08,150 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_bbdcf653-8824-4c89-91e7-3df7547e7368/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 -> 9482400b4e5abae1b3b62ba7b184a5c605e6ed8f [2018-12-08 15:50:08,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 15:50:08,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 15:50:08,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 15:50:08,183 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 15:50:08,183 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 15:50:08,183 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem15_label49_true-unreach-call.c [2018-12-08 15:50:08,217 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/data/eb30c5c8b/9f37a386b0224723acf9557f4b19890f/FLAG19f7b6266 [2018-12-08 15:50:08,702 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 15:50:08,702 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/sv-benchmarks/c/eca-rers2012/Problem15_label49_true-unreach-call.c [2018-12-08 15:50:08,711 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/data/eb30c5c8b/9f37a386b0224723acf9557f4b19890f/FLAG19f7b6266 [2018-12-08 15:50:08,721 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/data/eb30c5c8b/9f37a386b0224723acf9557f4b19890f [2018-12-08 15:50:08,722 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 15:50:08,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 15:50:08,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 15:50:08,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 15:50:08,726 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 15:50:08,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:08" (1/1) ... [2018-12-08 15:50:08,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a8209d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:08, skipping insertion in model container [2018-12-08 15:50:08,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:50:08" (1/1) ... [2018-12-08 15:50:08,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 15:50:08,779 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 15:50:09,134 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 15:50:09,137 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 15:50:09,348 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 15:50:09,358 INFO L195 MainTranslator]: Completed translation [2018-12-08 15:50:09,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09 WrapperNode [2018-12-08 15:50:09,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 15:50:09,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 15:50:09,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 15:50:09,359 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 15:50:09,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... [2018-12-08 15:50:09,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... [2018-12-08 15:50:09,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 15:50:09,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 15:50:09,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 15:50:09,390 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 15:50:09,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... [2018-12-08 15:50:09,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... [2018-12-08 15:50:09,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... [2018-12-08 15:50:09,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... [2018-12-08 15:50:09,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... [2018-12-08 15:50:09,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... [2018-12-08 15:50:09,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... [2018-12-08 15:50:09,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 15:50:09,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 15:50:09,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 15:50:09,466 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 15:50:09,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:50:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 15:50:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 15:50:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-08 15:50:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-08 15:50:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 15:50:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 15:50:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 15:50:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 15:50:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 15:50:09,501 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 15:50:11,662 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 15:50:11,662 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 15:50:11,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:50:11 BoogieIcfgContainer [2018-12-08 15:50:11,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 15:50:11,663 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 15:50:11,663 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 15:50:11,665 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 15:50:11,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 03:50:08" (1/3) ... [2018-12-08 15:50:11,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73053903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 03:50:11, skipping insertion in model container [2018-12-08 15:50:11,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:50:09" (2/3) ... [2018-12-08 15:50:11,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73053903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 03:50:11, skipping insertion in model container [2018-12-08 15:50:11,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:50:11" (3/3) ... [2018-12-08 15:50:11,667 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label49_true-unreach-call.c [2018-12-08 15:50:11,673 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 15:50:11,678 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 15:50:11,687 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 15:50:11,708 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 15:50:11,709 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 15:50:11,709 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 15:50:11,709 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 15:50:11,709 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 15:50:11,709 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 15:50:11,709 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 15:50:11,709 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 15:50:11,725 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states. [2018-12-08 15:50:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-08 15:50:11,730 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:50:11,730 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] [2018-12-08 15:50:11,732 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:50:11,735 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:50:11,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1661413296, now seen corresponding path program 1 times [2018-12-08 15:50:11,736 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:50:11,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:11,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:50:11,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:11,766 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:50:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:11,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:50:11,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 15:50:11,900 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 15:50:11,900 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:50:11,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 15:50:11,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 15:50:11,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 15:50:11,913 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 4 states. [2018-12-08 15:50:14,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:50:14,796 INFO L93 Difference]: Finished difference Result 1546 states and 2831 transitions. [2018-12-08 15:50:14,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 15:50:14,797 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2018-12-08 15:50:14,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:50:14,808 INFO L225 Difference]: With dead ends: 1546 [2018-12-08 15:50:14,808 INFO L226 Difference]: Without dead ends: 1028 [2018-12-08 15:50:14,812 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 [2018-12-08 15:50:14,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2018-12-08 15:50:14,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 700. [2018-12-08 15:50:14,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2018-12-08 15:50:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 1110 transitions. [2018-12-08 15:50:14,860 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 1110 transitions. Word has length 58 [2018-12-08 15:50:14,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:50:14,861 INFO L480 AbstractCegarLoop]: Abstraction has 700 states and 1110 transitions. [2018-12-08 15:50:14,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 15:50:14,861 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1110 transitions. [2018-12-08 15:50:14,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 15:50:14,864 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:50:14,864 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:50:14,864 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:50:14,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:50:14,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1221807989, now seen corresponding path program 1 times [2018-12-08 15:50:14,865 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:50:14,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:14,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:50:14,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:14,866 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:50:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:14,971 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:50:14,971 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 15:50:14,971 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 15:50:14,971 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:50:14,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 15:50:14,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 15:50:14,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 15:50:14,973 INFO L87 Difference]: Start difference. First operand 700 states and 1110 transitions. Second operand 5 states. [2018-12-08 15:50:17,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:50:17,460 INFO L93 Difference]: Finished difference Result 2057 states and 3297 transitions. [2018-12-08 15:50:17,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 15:50:17,461 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2018-12-08 15:50:17,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:50:17,465 INFO L225 Difference]: With dead ends: 2057 [2018-12-08 15:50:17,465 INFO L226 Difference]: Without dead ends: 1363 [2018-12-08 15:50:17,467 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 [2018-12-08 15:50:17,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1363 states. [2018-12-08 15:50:17,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1363 to 1333. [2018-12-08 15:50:17,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1333 states. [2018-12-08 15:50:17,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1333 states and 1846 transitions. [2018-12-08 15:50:17,492 INFO L78 Accepts]: Start accepts. Automaton has 1333 states and 1846 transitions. Word has length 130 [2018-12-08 15:50:17,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:50:17,492 INFO L480 AbstractCegarLoop]: Abstraction has 1333 states and 1846 transitions. [2018-12-08 15:50:17,492 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 15:50:17,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1846 transitions. [2018-12-08 15:50:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 15:50:17,494 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:50:17,494 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:50:17,494 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:50:17,494 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:50:17,494 INFO L82 PathProgramCache]: Analyzing trace with hash -78025861, now seen corresponding path program 1 times [2018-12-08 15:50:17,494 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:50:17,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:17,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:50:17,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:17,495 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:50:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:17,564 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:50:17,565 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 15:50:17,565 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 15:50:17,565 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:50:17,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 15:50:17,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 15:50:17,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 15:50:17,566 INFO L87 Difference]: Start difference. First operand 1333 states and 1846 transitions. Second operand 4 states. [2018-12-08 15:50:19,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:50:19,884 INFO L93 Difference]: Finished difference Result 5149 states and 7300 transitions. [2018-12-08 15:50:19,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 15:50:19,884 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 138 [2018-12-08 15:50:19,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:50:19,892 INFO L225 Difference]: With dead ends: 5149 [2018-12-08 15:50:19,892 INFO L226 Difference]: Without dead ends: 3822 [2018-12-08 15:50:19,894 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 [2018-12-08 15:50:19,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3822 states. [2018-12-08 15:50:19,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3822 to 3819. [2018-12-08 15:50:19,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3819 states. [2018-12-08 15:50:19,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 3819 states and 4957 transitions. [2018-12-08 15:50:19,942 INFO L78 Accepts]: Start accepts. Automaton has 3819 states and 4957 transitions. Word has length 138 [2018-12-08 15:50:19,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:50:19,942 INFO L480 AbstractCegarLoop]: Abstraction has 3819 states and 4957 transitions. [2018-12-08 15:50:19,943 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 15:50:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 3819 states and 4957 transitions. [2018-12-08 15:50:19,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-08 15:50:19,944 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:50:19,944 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:50:19,944 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:50:19,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:50:19,944 INFO L82 PathProgramCache]: Analyzing trace with hash 90955185, now seen corresponding path program 1 times [2018-12-08 15:50:19,944 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:50:19,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:19,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:50:19,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:19,945 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:50:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:20,020 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:50:20,021 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 15:50:20,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 15:50:20,021 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:50:20,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 15:50:20,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 15:50:20,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 15:50:20,021 INFO L87 Difference]: Start difference. First operand 3819 states and 4957 transitions. Second operand 6 states. [2018-12-08 15:50:21,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:50:21,663 INFO L93 Difference]: Finished difference Result 7712 states and 10087 transitions. [2018-12-08 15:50:21,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 15:50:21,664 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 144 [2018-12-08 15:50:21,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:50:21,674 INFO L225 Difference]: With dead ends: 7712 [2018-12-08 15:50:21,674 INFO L226 Difference]: Without dead ends: 3899 [2018-12-08 15:50:21,680 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 [2018-12-08 15:50:21,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3899 states. [2018-12-08 15:50:21,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3899 to 3889. [2018-12-08 15:50:21,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3889 states. [2018-12-08 15:50:21,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 3889 states and 4912 transitions. [2018-12-08 15:50:21,744 INFO L78 Accepts]: Start accepts. Automaton has 3889 states and 4912 transitions. Word has length 144 [2018-12-08 15:50:21,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:50:21,745 INFO L480 AbstractCegarLoop]: Abstraction has 3889 states and 4912 transitions. [2018-12-08 15:50:21,745 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 15:50:21,745 INFO L276 IsEmpty]: Start isEmpty. Operand 3889 states and 4912 transitions. [2018-12-08 15:50:21,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-08 15:50:21,746 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:50:21,746 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:50:21,747 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:50:21,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:50:21,747 INFO L82 PathProgramCache]: Analyzing trace with hash -2025648949, now seen corresponding path program 1 times [2018-12-08 15:50:21,747 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:50:21,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:21,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:50:21,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:50:21,748 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:50:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:50:21,842 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:50:21,842 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:50:21,842 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:50:21,843 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 170 with the following transitions: [2018-12-08 15:50:21,844 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], [445], [447], [450], [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], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 15:50:21,870 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:50:21,871 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:50:22,083 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 15:50:22,084 INFO L272 AbstractInterpreter]: Visited 115 different actions 115 times. Never merged. Never widened. Performed 1157 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1157 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-08 15:50:22,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:50:22,101 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 15:50:22,284 INFO L227 lantSequenceWeakener]: Weakened 163 states. On average, predicates are now at 78.36% of their original sizes. [2018-12-08 15:50:22,284 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 15:50:22,308 INFO L418 sIntCurrentIteration]: We unified 168 AI predicates to 168 [2018-12-08 15:50:22,308 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 15:50:22,309 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 15:50:22,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2018-12-08 15:50:22,309 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:50:22,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 15:50:22,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 15:50:22,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 15:50:22,310 INFO L87 Difference]: Start difference. First operand 3889 states and 4912 transitions. Second operand 6 states. [2018-12-08 15:51:03,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:51:03,970 INFO L93 Difference]: Finished difference Result 8080 states and 10160 transitions. [2018-12-08 15:51:03,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 15:51:03,970 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 169 [2018-12-08 15:51:03,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:51:03,976 INFO L225 Difference]: With dead ends: 8080 [2018-12-08 15:51:03,976 INFO L226 Difference]: Without dead ends: 4197 [2018-12-08 15:51:03,979 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 169 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-08 15:51:03,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4197 states. [2018-12-08 15:51:04,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4197 to 4196. [2018-12-08 15:51:04,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4196 states. [2018-12-08 15:51:04,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 4196 states and 5228 transitions. [2018-12-08 15:51:04,020 INFO L78 Accepts]: Start accepts. Automaton has 4196 states and 5228 transitions. Word has length 169 [2018-12-08 15:51:04,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:51:04,021 INFO L480 AbstractCegarLoop]: Abstraction has 4196 states and 5228 transitions. [2018-12-08 15:51:04,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 15:51:04,021 INFO L276 IsEmpty]: Start isEmpty. Operand 4196 states and 5228 transitions. [2018-12-08 15:51:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-08 15:51:04,022 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:51:04,023 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 15:51:04,023 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:51:04,023 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:51:04,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1848806281, now seen corresponding path program 1 times [2018-12-08 15:51:04,023 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:51:04,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:51:04,024 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:51:04,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:51:04,024 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:51:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:51:04,265 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 195 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:51:04,266 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:51:04,266 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:51:04,266 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 265 with the following transitions: [2018-12-08 15:51:04,266 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], [445], [447], [450], [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], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 15:51:04,269 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:51:04,269 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:51:04,419 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 15:51:04,419 INFO L272 AbstractInterpreter]: Visited 119 different actions 344 times. Merged at 4 different actions 7 times. Never widened. Performed 3811 root evaluator evaluations with a maximum evaluation depth of 10. Performed 3811 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-08 15:51:04,429 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:51:04,429 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 15:51:04,603 INFO L227 lantSequenceWeakener]: Weakened 261 states. On average, predicates are now at 84.15% of their original sizes. [2018-12-08 15:51:04,603 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 15:51:04,628 INFO L418 sIntCurrentIteration]: We unified 263 AI predicates to 263 [2018-12-08 15:51:04,628 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 15:51:04,628 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 15:51:04,629 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 18 [2018-12-08 15:51:04,629 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:51:04,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 15:51:04,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 15:51:04,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 15:51:04,629 INFO L87 Difference]: Start difference. First operand 4196 states and 5228 transitions. Second operand 9 states. [2018-12-08 15:51:26,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:51:26,789 INFO L93 Difference]: Finished difference Result 8392 states and 10480 transitions. [2018-12-08 15:51:26,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 15:51:26,789 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 264 [2018-12-08 15:51:26,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:51:26,798 INFO L225 Difference]: With dead ends: 8392 [2018-12-08 15:51:26,798 INFO L226 Difference]: Without dead ends: 4509 [2018-12-08 15:51:26,801 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 269 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-12-08 15:51:26,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4509 states. [2018-12-08 15:51:26,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4509 to 4505. [2018-12-08 15:51:26,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4505 states. [2018-12-08 15:51:26,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 4505 states and 5552 transitions. [2018-12-08 15:51:26,855 INFO L78 Accepts]: Start accepts. Automaton has 4505 states and 5552 transitions. Word has length 264 [2018-12-08 15:51:26,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:51:26,855 INFO L480 AbstractCegarLoop]: Abstraction has 4505 states and 5552 transitions. [2018-12-08 15:51:26,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 15:51:26,855 INFO L276 IsEmpty]: Start isEmpty. Operand 4505 states and 5552 transitions. [2018-12-08 15:51:26,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-08 15:51:26,858 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:51:26,858 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 15:51:26,858 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:51:26,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:51:26,858 INFO L82 PathProgramCache]: Analyzing trace with hash -478575890, now seen corresponding path program 1 times [2018-12-08 15:51:26,858 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:51:26,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:51:26,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:51:26,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:51:26,859 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:51:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:51:26,988 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-08 15:51:26,988 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 15:51:26,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 15:51:26,988 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:51:26,988 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 15:51:26,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 15:51:26,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 15:51:26,989 INFO L87 Difference]: Start difference. First operand 4505 states and 5552 transitions. Second operand 3 states. [2018-12-08 15:51:28,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:51:28,242 INFO L93 Difference]: Finished difference Result 11177 states and 14119 transitions. [2018-12-08 15:51:28,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 15:51:28,242 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 353 [2018-12-08 15:51:28,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:51:28,254 INFO L225 Difference]: With dead ends: 11177 [2018-12-08 15:51:28,254 INFO L226 Difference]: Without dead ends: 7294 [2018-12-08 15:51:28,260 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 [2018-12-08 15:51:28,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7294 states. [2018-12-08 15:51:28,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7294 to 6678. [2018-12-08 15:51:28,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6678 states. [2018-12-08 15:51:28,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6678 states to 6678 states and 8066 transitions. [2018-12-08 15:51:28,348 INFO L78 Accepts]: Start accepts. Automaton has 6678 states and 8066 transitions. Word has length 353 [2018-12-08 15:51:28,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:51:28,348 INFO L480 AbstractCegarLoop]: Abstraction has 6678 states and 8066 transitions. [2018-12-08 15:51:28,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 15:51:28,348 INFO L276 IsEmpty]: Start isEmpty. Operand 6678 states and 8066 transitions. [2018-12-08 15:51:28,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2018-12-08 15:51:28,353 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:51:28,353 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 15:51:28,353 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:51:28,353 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:51:28,354 INFO L82 PathProgramCache]: Analyzing trace with hash -486566728, now seen corresponding path program 1 times [2018-12-08 15:51:28,354 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:51:28,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:51:28,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:51:28,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:51:28,354 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:51:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:51:28,608 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 55 proven. 155 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 15:51:28,608 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:51:28,608 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:51:28,608 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 444 with the following transitions: [2018-12-08 15:51:28,608 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], [445], [447], [450], [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], [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] [2018-12-08 15:51:28,613 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:51:28,613 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:51:31,362 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:51:31,362 INFO L272 AbstractInterpreter]: Visited 283 different actions 842 times. Merged at 6 different actions 15 times. Never widened. Performed 11668 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11668 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 3 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 15:51:31,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:51:31,364 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:51:31,364 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:51:31,364 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:51:31,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:51:31,371 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:51:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:51:31,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:51:41,341 WARN L180 SmtUtils]: Spent 9.81 s on a formula simplification. DAG size of input: 116 DAG size of output: 50 [2018-12-08 15:51:41,518 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 159 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:51:41,518 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:51:41,728 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 159 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:51:41,753 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 15:51:41,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 16 [2018-12-08 15:51:41,753 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 15:51:41,753 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-08 15:51:41,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-08 15:51:41,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2018-12-08 15:51:41,754 INFO L87 Difference]: Start difference. First operand 6678 states and 8066 transitions. Second operand 13 states. [2018-12-08 15:51:50,986 WARN L180 SmtUtils]: Spent 8.05 s on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2018-12-08 15:51:55,112 WARN L180 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 57 [2018-12-08 15:51:59,263 WARN L180 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 59 [2018-12-08 15:52:04,473 WARN L180 SmtUtils]: Spent 4.00 s on a formula simplification that was a NOOP. DAG size: 55 [2018-12-08 15:52:12,625 WARN L180 SmtUtils]: Spent 8.03 s on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2018-12-08 15:52:22,281 WARN L180 SmtUtils]: Spent 8.04 s on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2018-12-08 15:52:26,574 WARN L180 SmtUtils]: Spent 4.07 s on a formula simplification that was a NOOP. DAG size: 59 [2018-12-08 15:52:30,716 WARN L180 SmtUtils]: Spent 4.03 s on a formula simplification that was a NOOP. DAG size: 57 [2018-12-08 15:52:35,628 WARN L180 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 53 [2018-12-08 15:52:45,764 WARN L180 SmtUtils]: Spent 4.08 s on a formula simplification that was a NOOP. DAG size: 56 [2018-12-08 15:52:55,158 WARN L180 SmtUtils]: Spent 8.05 s on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2018-12-08 15:53:02,829 WARN L180 SmtUtils]: Spent 4.01 s on a formula simplification that was a NOOP. DAG size: 57 [2018-12-08 15:53:14,168 WARN L180 SmtUtils]: Spent 4.10 s on a formula simplification that was a NOOP. DAG size: 65 [2018-12-08 15:53:22,328 WARN L180 SmtUtils]: Spent 8.03 s on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2018-12-08 15:53:26,561 WARN L180 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 59 [2018-12-08 15:53:35,911 WARN L180 SmtUtils]: Spent 8.34 s on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2018-12-08 15:53:49,947 WARN L180 SmtUtils]: Spent 4.07 s on a formula simplification that was a NOOP. DAG size: 54 [2018-12-08 15:54:15,419 WARN L180 SmtUtils]: Spent 8.87 s on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2018-12-08 15:54:22,779 WARN L180 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 57 [2018-12-08 15:54:33,966 WARN L180 SmtUtils]: Spent 8.11 s on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2018-12-08 15:54:50,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:54:50,180 INFO L93 Difference]: Finished difference Result 30767 states and 41756 transitions. [2018-12-08 15:54:50,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2018-12-08 15:54:50,181 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 443 [2018-12-08 15:54:50,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:54:50,223 INFO L225 Difference]: With dead ends: 30767 [2018-12-08 15:54:50,223 INFO L226 Difference]: Without dead ends: 24711 [2018-12-08 15:54:50,233 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1002 GetRequests, 910 SyntacticMatches, 1 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2967 ImplicationChecksByTransitivity, 125.0s TimeCoverageRelationStatistics Valid=1645, Invalid=6911, Unknown=0, NotChecked=0, Total=8556 [2018-12-08 15:54:50,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24711 states. [2018-12-08 15:54:50,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24711 to 22767. [2018-12-08 15:54:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22767 states. [2018-12-08 15:54:50,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22767 states to 22767 states and 28738 transitions. [2018-12-08 15:54:50,453 INFO L78 Accepts]: Start accepts. Automaton has 22767 states and 28738 transitions. Word has length 443 [2018-12-08 15:54:50,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:54:50,454 INFO L480 AbstractCegarLoop]: Abstraction has 22767 states and 28738 transitions. [2018-12-08 15:54:50,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-08 15:54:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 22767 states and 28738 transitions. [2018-12-08 15:54:50,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2018-12-08 15:54:50,463 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:54:50,463 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:54:50,463 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:54:50,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:54:50,463 INFO L82 PathProgramCache]: Analyzing trace with hash -582089257, now seen corresponding path program 1 times [2018-12-08 15:54:50,463 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:54:50,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:54:50,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:54:50,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:54:50,464 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:54:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:54:50,669 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 383 proven. 85 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-12-08 15:54:50,669 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:54:50,669 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:54:50,669 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 532 with the following transitions: [2018-12-08 15:54:50,669 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], [445], [447], [450], [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], [683], [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] [2018-12-08 15:54:50,672 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:54:50,672 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:54:51,368 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:54:51,368 INFO L272 AbstractInterpreter]: Visited 211 different actions 1041 times. Merged at 8 different actions 29 times. Never widened. Performed 13967 root evaluator evaluations with a maximum evaluation depth of 18. Performed 13967 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 8 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-08 15:54:51,369 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:54:51,369 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:54:51,369 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:54:51,370 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:54:51,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:54:51,376 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:54:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:54:51,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:54:51,530 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 594 proven. 2 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-08 15:54:51,530 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:54:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 383 proven. 85 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-12-08 15:54:51,667 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 15:54:51,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-08 15:54:51,667 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 15:54:51,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 15:54:51,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 15:54:51,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-08 15:54:51,668 INFO L87 Difference]: Start difference. First operand 22767 states and 28738 transitions. Second operand 9 states. [2018-12-08 15:54:55,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:54:55,228 INFO L93 Difference]: Finished difference Result 45087 states and 57480 transitions. [2018-12-08 15:54:55,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-08 15:54:55,228 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 531 [2018-12-08 15:54:55,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:54:55,268 INFO L225 Difference]: With dead ends: 45087 [2018-12-08 15:54:55,268 INFO L226 Difference]: Without dead ends: 22942 [2018-12-08 15:54:55,291 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1085 GetRequests, 1066 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-12-08 15:54:55,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22942 states. [2018-12-08 15:54:55,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22942 to 22860. [2018-12-08 15:54:55,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22860 states. [2018-12-08 15:54:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22860 states to 22860 states and 27467 transitions. [2018-12-08 15:54:55,495 INFO L78 Accepts]: Start accepts. Automaton has 22860 states and 27467 transitions. Word has length 531 [2018-12-08 15:54:55,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:54:55,496 INFO L480 AbstractCegarLoop]: Abstraction has 22860 states and 27467 transitions. [2018-12-08 15:54:55,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 15:54:55,496 INFO L276 IsEmpty]: Start isEmpty. Operand 22860 states and 27467 transitions. [2018-12-08 15:54:55,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2018-12-08 15:54:55,501 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:54:55,501 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:54:55,501 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:54:55,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:54:55,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1397381188, now seen corresponding path program 1 times [2018-12-08 15:54:55,501 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:54:55,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:54:55,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:54:55,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:54:55,502 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:54:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:54:55,755 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 404 proven. 266 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-12-08 15:54:55,755 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:54:55,755 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:54:55,755 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 573 with the following transitions: [2018-12-08 15:54:55,756 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], [445], [447], [450], [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], [683], [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], [842], [847], [849], [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] [2018-12-08 15:54:55,758 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:54:55,758 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:54:56,413 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:54:56,413 INFO L272 AbstractInterpreter]: Visited 213 different actions 1261 times. Merged at 8 different actions 42 times. Widened at 1 different actions 2 times. Performed 17093 root evaluator evaluations with a maximum evaluation depth of 18. Performed 17093 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-08 15:54:56,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:54:56,416 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:54:56,416 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:54:56,416 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:54:56,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:54:56,422 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:54:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:54:56,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:54:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 487 proven. 2 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-12-08 15:54:56,592 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:54:56,725 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 487 proven. 2 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-12-08 15:54:56,739 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 15:54:56,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 13 [2018-12-08 15:54:56,740 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 15:54:56,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-08 15:54:56,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-08 15:54:56,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-12-08 15:54:56,741 INFO L87 Difference]: Start difference. First operand 22860 states and 27467 transitions. Second operand 12 states. [2018-12-08 15:55:00,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:55:00,099 INFO L93 Difference]: Finished difference Result 48365 states and 58490 transitions. [2018-12-08 15:55:00,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-08 15:55:00,100 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 572 [2018-12-08 15:55:00,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:55:00,141 INFO L225 Difference]: With dead ends: 48365 [2018-12-08 15:55:00,141 INFO L226 Difference]: Without dead ends: 26127 [2018-12-08 15:55:00,163 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1183 GetRequests, 1154 SyntacticMatches, 4 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=177, Invalid=525, Unknown=0, NotChecked=0, Total=702 [2018-12-08 15:55:00,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26127 states. [2018-12-08 15:55:00,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26127 to 25467. [2018-12-08 15:55:00,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25467 states. [2018-12-08 15:55:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25467 states to 25467 states and 29837 transitions. [2018-12-08 15:55:00,395 INFO L78 Accepts]: Start accepts. Automaton has 25467 states and 29837 transitions. Word has length 572 [2018-12-08 15:55:00,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:55:00,396 INFO L480 AbstractCegarLoop]: Abstraction has 25467 states and 29837 transitions. [2018-12-08 15:55:00,396 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-08 15:55:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 25467 states and 29837 transitions. [2018-12-08 15:55:00,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2018-12-08 15:55:00,403 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:55:00,403 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 15:55:00,403 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:55:00,403 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:00,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1857127316, now seen corresponding path program 1 times [2018-12-08 15:55:00,404 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:55:00,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:00,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:00,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:00,405 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:55:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:01,015 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 305 proven. 436 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-08 15:55:01,015 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:01,015 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:55:01,016 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 614 with the following transitions: [2018-12-08 15:55:01,016 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], [445], [447], [450], [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], [691], [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], [970], [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] [2018-12-08 15:55:01,018 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:55:01,018 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:55:02,442 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:55:02,442 INFO L272 AbstractInterpreter]: Visited 211 different actions 1043 times. Merged at 8 different actions 31 times. Widened at 1 different actions 1 times. Performed 14148 root evaluator evaluations with a maximum evaluation depth of 20. Performed 14148 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 8 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-08 15:55:02,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:02,445 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:55:02,445 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:02,446 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:55:02,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:02,452 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:55:02,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:02,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:55:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 604 proven. 41 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-12-08 15:55:02,866 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:55:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 216 proven. 525 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-08 15:55:03,352 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 15:55:03,353 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 18 [2018-12-08 15:55:03,353 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 15:55:03,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-08 15:55:03,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-08 15:55:03,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2018-12-08 15:55:03,353 INFO L87 Difference]: Start difference. First operand 25467 states and 29837 transitions. Second operand 13 states. [2018-12-08 15:55:08,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:55:08,556 INFO L93 Difference]: Finished difference Result 58357 states and 68619 transitions. [2018-12-08 15:55:08,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-08 15:55:08,556 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 613 [2018-12-08 15:55:08,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:55:08,598 INFO L225 Difference]: With dead ends: 58357 [2018-12-08 15:55:08,598 INFO L226 Difference]: Without dead ends: 32249 [2018-12-08 15:55:08,628 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1284 GetRequests, 1243 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=428, Invalid=1294, Unknown=0, NotChecked=0, Total=1722 [2018-12-08 15:55:08,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32249 states. [2018-12-08 15:55:08,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32249 to 31182. [2018-12-08 15:55:08,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31182 states. [2018-12-08 15:55:08,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31182 states to 31182 states and 36687 transitions. [2018-12-08 15:55:08,936 INFO L78 Accepts]: Start accepts. Automaton has 31182 states and 36687 transitions. Word has length 613 [2018-12-08 15:55:08,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:55:08,936 INFO L480 AbstractCegarLoop]: Abstraction has 31182 states and 36687 transitions. [2018-12-08 15:55:08,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-08 15:55:08,937 INFO L276 IsEmpty]: Start isEmpty. Operand 31182 states and 36687 transitions. [2018-12-08 15:55:08,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2018-12-08 15:55:08,942 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:55:08,942 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:55:08,942 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:55:08,942 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:08,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1998970261, now seen corresponding path program 1 times [2018-12-08 15:55:08,943 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:55:08,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:08,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:08,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:08,943 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:55:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:09,179 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2018-12-08 15:55:09,180 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 15:55:09,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 15:55:09,180 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:55:09,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 15:55:09,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 15:55:09,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 15:55:09,181 INFO L87 Difference]: Start difference. First operand 31182 states and 36687 transitions. Second operand 4 states. [2018-12-08 15:55:11,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:55:11,314 INFO L93 Difference]: Finished difference Result 82442 states and 98254 transitions. [2018-12-08 15:55:11,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 15:55:11,314 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 632 [2018-12-08 15:55:11,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:55:11,373 INFO L225 Difference]: With dead ends: 82442 [2018-12-08 15:55:11,373 INFO L226 Difference]: Without dead ends: 41455 [2018-12-08 15:55:11,414 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 [2018-12-08 15:55:11,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41455 states. [2018-12-08 15:55:11,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41455 to 35295. [2018-12-08 15:55:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35295 states. [2018-12-08 15:55:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35295 states to 35295 states and 38955 transitions. [2018-12-08 15:55:11,765 INFO L78 Accepts]: Start accepts. Automaton has 35295 states and 38955 transitions. Word has length 632 [2018-12-08 15:55:11,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:55:11,765 INFO L480 AbstractCegarLoop]: Abstraction has 35295 states and 38955 transitions. [2018-12-08 15:55:11,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 15:55:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 35295 states and 38955 transitions. [2018-12-08 15:55:11,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2018-12-08 15:55:11,771 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:55:11,771 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 15:55:11,771 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:55:11,771 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:11,771 INFO L82 PathProgramCache]: Analyzing trace with hash -723364491, now seen corresponding path program 1 times [2018-12-08 15:55:11,771 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:55:11,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:11,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:11,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:11,772 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:55:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:12,012 INFO L134 CoverageAnalysis]: Checked inductivity of 839 backedges. 556 proven. 2 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-12-08 15:55:12,012 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:12,012 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:55:12,012 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 681 with the following transitions: [2018-12-08 15:55:12,013 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], [445], [447], [450], [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], [656], [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], [970], [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], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 15:55:12,016 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:55:12,016 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:55:14,798 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:55:14,798 INFO L272 AbstractInterpreter]: Visited 285 different actions 855 times. Merged at 8 different actions 22 times. Never widened. Performed 11850 root evaluator evaluations with a maximum evaluation depth of 20. Performed 11850 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 15:55:14,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:14,800 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:55:14,800 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:14,800 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:55:14,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:14,806 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:55:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:14,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:55:15,043 INFO L134 CoverageAnalysis]: Checked inductivity of 839 backedges. 556 proven. 2 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-12-08 15:55:15,043 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:55:15,287 INFO L134 CoverageAnalysis]: Checked inductivity of 839 backedges. 556 proven. 2 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-12-08 15:55:15,303 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 15:55:15,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2018-12-08 15:55:15,303 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 15:55:15,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 15:55:15,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 15:55:15,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-08 15:55:15,304 INFO L87 Difference]: Start difference. First operand 35295 states and 38955 transitions. Second operand 6 states. [2018-12-08 15:55:17,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:55:17,860 INFO L93 Difference]: Finished difference Result 77594 states and 87321 transitions. [2018-12-08 15:55:17,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 15:55:17,860 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 680 [2018-12-08 15:55:17,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:55:17,935 INFO L225 Difference]: With dead ends: 77594 [2018-12-08 15:55:17,936 INFO L226 Difference]: Without dead ends: 44807 [2018-12-08 15:55:17,967 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1372 GetRequests, 1361 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2018-12-08 15:55:17,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44807 states. [2018-12-08 15:55:18,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44807 to 40520. [2018-12-08 15:55:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40520 states. [2018-12-08 15:55:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40520 states to 40520 states and 44404 transitions. [2018-12-08 15:55:18,395 INFO L78 Accepts]: Start accepts. Automaton has 40520 states and 44404 transitions. Word has length 680 [2018-12-08 15:55:18,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:55:18,396 INFO L480 AbstractCegarLoop]: Abstraction has 40520 states and 44404 transitions. [2018-12-08 15:55:18,396 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 15:55:18,396 INFO L276 IsEmpty]: Start isEmpty. Operand 40520 states and 44404 transitions. [2018-12-08 15:55:18,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2018-12-08 15:55:18,404 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:55:18,405 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 15:55:18,405 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:55:18,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:18,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1447925593, now seen corresponding path program 1 times [2018-12-08 15:55:18,405 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:55:18,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:18,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:18,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:18,406 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:55:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:19,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 393 proven. 512 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-12-08 15:55:19,630 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:19,630 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:55:19,630 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 756 with the following transitions: [2018-12-08 15:55:19,630 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], [445], [447], [450], [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], [970], [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], [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], [1378], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 15:55:19,632 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:55:19,632 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:55:20,997 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:55:20,997 INFO L272 AbstractInterpreter]: Visited 248 different actions 984 times. Merged at 8 different actions 24 times. Never widened. Performed 13630 root evaluator evaluations with a maximum evaluation depth of 20. Performed 13630 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-08 15:55:20,999 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:20,999 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:55:20,999 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:20,999 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:55:21,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:21,005 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:55:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:21,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:55:23,202 WARN L180 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 119 DAG size of output: 22 [2018-12-08 15:55:23,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 822 trivial. 0 not checked. [2018-12-08 15:55:23,494 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:55:23,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 822 trivial. 0 not checked. [2018-12-08 15:55:23,672 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-08 15:55:23,673 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [21] total 23 [2018-12-08 15:55:23,673 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:55:23,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 15:55:23,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 15:55:23,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=416, Unknown=0, NotChecked=0, Total=506 [2018-12-08 15:55:23,673 INFO L87 Difference]: Start difference. First operand 40520 states and 44404 transitions. Second operand 3 states. [2018-12-08 15:55:30,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:55:30,092 INFO L93 Difference]: Finished difference Result 90365 states and 98922 transitions. [2018-12-08 15:55:30,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 15:55:30,093 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 755 [2018-12-08 15:55:30,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:55:30,160 INFO L225 Difference]: With dead ends: 90365 [2018-12-08 15:55:30,160 INFO L226 Difference]: Without dead ends: 50467 [2018-12-08 15:55:30,198 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1538 GetRequests, 1511 SyntacticMatches, 6 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=90, Invalid=416, Unknown=0, NotChecked=0, Total=506 [2018-12-08 15:55:30,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50467 states. [2018-12-08 15:55:30,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50467 to 46145. [2018-12-08 15:55:30,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46145 states. [2018-12-08 15:55:30,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46145 states to 46145 states and 50354 transitions. [2018-12-08 15:55:30,642 INFO L78 Accepts]: Start accepts. Automaton has 46145 states and 50354 transitions. Word has length 755 [2018-12-08 15:55:30,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:55:30,643 INFO L480 AbstractCegarLoop]: Abstraction has 46145 states and 50354 transitions. [2018-12-08 15:55:30,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 15:55:30,643 INFO L276 IsEmpty]: Start isEmpty. Operand 46145 states and 50354 transitions. [2018-12-08 15:55:30,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 875 [2018-12-08 15:55:30,659 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:55:30,660 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-08 15:55:30,660 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:55:30,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:30,660 INFO L82 PathProgramCache]: Analyzing trace with hash 744525898, now seen corresponding path program 1 times [2018-12-08 15:55:30,660 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:55:30,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:30,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:30,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:30,661 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:55:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:30,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 276 proven. 2 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2018-12-08 15:55:30,936 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:30,936 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:55:30,936 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 875 with the following transitions: [2018-12-08 15:55:30,937 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], [445], [447], [450], [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], [633], [636], [640], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [742], [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], [994], [997], [1001], [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], [1167], [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], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 15:55:30,939 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:55:30,939 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:55:33,211 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:55:33,211 INFO L272 AbstractInterpreter]: Visited 290 different actions 1436 times. Merged at 9 different actions 34 times. Never widened. Performed 20723 root evaluator evaluations with a maximum evaluation depth of 21. Performed 20723 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 15 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-08 15:55:33,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:33,213 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:55:33,213 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:33,213 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:55:33,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:33,219 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:55:33,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:33,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:55:33,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 612 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2018-12-08 15:55:33,533 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:55:33,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 276 proven. 2 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2018-12-08 15:55:33,729 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-08 15:55:33,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-08 15:55:33,729 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:55:33,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 15:55:33,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 15:55:33,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 15:55:33,730 INFO L87 Difference]: Start difference. First operand 46145 states and 50354 transitions. Second operand 3 states. [2018-12-08 15:55:34,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:55:34,845 INFO L93 Difference]: Finished difference Result 87598 states and 95800 transitions. [2018-12-08 15:55:34,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 15:55:34,846 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 874 [2018-12-08 15:55:34,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:55:34,909 INFO L225 Difference]: With dead ends: 87598 [2018-12-08 15:55:34,909 INFO L226 Difference]: Without dead ends: 45817 [2018-12-08 15:55:34,950 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1750 GetRequests, 1749 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 15:55:34,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45817 states. [2018-12-08 15:55:35,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45817 to 45503. [2018-12-08 15:55:35,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45503 states. [2018-12-08 15:55:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45503 states to 45503 states and 49619 transitions. [2018-12-08 15:55:35,374 INFO L78 Accepts]: Start accepts. Automaton has 45503 states and 49619 transitions. Word has length 874 [2018-12-08 15:55:35,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:55:35,375 INFO L480 AbstractCegarLoop]: Abstraction has 45503 states and 49619 transitions. [2018-12-08 15:55:35,375 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 15:55:35,375 INFO L276 IsEmpty]: Start isEmpty. Operand 45503 states and 49619 transitions. [2018-12-08 15:55:35,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1007 [2018-12-08 15:55:35,400 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:55:35,401 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:55:35,401 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:55:35,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:35,401 INFO L82 PathProgramCache]: Analyzing trace with hash 943316941, now seen corresponding path program 1 times [2018-12-08 15:55:35,401 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:55:35,401 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:35,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:35,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:35,402 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:55:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:35,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 218 proven. 2 refuted. 0 times theorem prover too weak. 1101 trivial. 0 not checked. [2018-12-08 15:55:35,822 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:35,822 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:55:35,822 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1007 with the following transitions: [2018-12-08 15:55:35,822 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [29], [33], [37], [41], [52], [56], [60], [64], [67], [73], [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], [445], [447], [450], [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], [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], [1561], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1624], [1628], [1632], [1634], [1635], [1639], [1648], [1652], [1654], [1659], [1660], [1661], [1662], [1663], [1665], [1666] [2018-12-08 15:55:35,825 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:55:35,825 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:55:39,845 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:55:39,845 INFO L272 AbstractInterpreter]: Visited 319 different actions 942 times. Merged at 7 different actions 17 times. Never widened. Performed 13074 root evaluator evaluations with a maximum evaluation depth of 21. Performed 13074 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 5 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-08 15:55:39,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:39,846 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:55:39,846 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:39,846 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:55:39,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:39,853 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:55:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:39,968 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:55:40,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 796 proven. 0 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2018-12-08 15:55:40,186 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:55:40,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 218 proven. 2 refuted. 0 times theorem prover too weak. 1101 trivial. 0 not checked. [2018-12-08 15:55:40,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-08 15:55:40,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-08 15:55:40,446 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 15:55:40,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 15:55:40,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 15:55:40,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 15:55:40,446 INFO L87 Difference]: Start difference. First operand 45503 states and 49619 transitions. Second operand 3 states. [2018-12-08 15:55:41,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:55:41,547 INFO L93 Difference]: Finished difference Result 84708 states and 92462 transitions. [2018-12-08 15:55:41,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 15:55:41,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1006 [2018-12-08 15:55:41,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:55:41,608 INFO L225 Difference]: With dead ends: 84708 [2018-12-08 15:55:41,608 INFO L226 Difference]: Without dead ends: 47953 [2018-12-08 15:55:41,642 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2014 GetRequests, 2013 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 15:55:41,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47953 states. [2018-12-08 15:55:42,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47953 to 47335. [2018-12-08 15:55:42,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47335 states. [2018-12-08 15:55:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47335 states to 47335 states and 51195 transitions. [2018-12-08 15:55:42,121 INFO L78 Accepts]: Start accepts. Automaton has 47335 states and 51195 transitions. Word has length 1006 [2018-12-08 15:55:42,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:55:42,121 INFO L480 AbstractCegarLoop]: Abstraction has 47335 states and 51195 transitions. [2018-12-08 15:55:42,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 15:55:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 47335 states and 51195 transitions. [2018-12-08 15:55:42,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1027 [2018-12-08 15:55:42,143 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:55:42,143 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, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:55:42,143 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:55:42,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:42,144 INFO L82 PathProgramCache]: Analyzing trace with hash -2066210155, now seen corresponding path program 1 times [2018-12-08 15:55:42,144 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:55:42,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:42,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:42,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:42,144 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:55:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:42,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2044 backedges. 1078 proven. 6 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2018-12-08 15:55:42,557 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:42,557 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:55:42,557 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1027 with the following transitions: [2018-12-08 15:55:42,557 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], [445], [447], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [613], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [699], [704], [706], [707], [711], [715], [719], [723], [727], [731], [735], [739], [742], [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], [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], [1378], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1432], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 15:55:42,559 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:55:42,559 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:55:43,223 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:55:43,223 INFO L272 AbstractInterpreter]: Visited 262 different actions 1039 times. Merged at 10 different actions 29 times. Never widened. Performed 14264 root evaluator evaluations with a maximum evaluation depth of 16. Performed 14264 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 9 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 15:55:43,224 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:43,224 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:55:43,224 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:43,224 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:55:43,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:43,230 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:55:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:43,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:55:43,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2044 backedges. 810 proven. 2 refuted. 0 times theorem prover too weak. 1232 trivial. 0 not checked. [2018-12-08 15:55:43,668 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:55:44,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2044 backedges. 810 proven. 2 refuted. 0 times theorem prover too weak. 1232 trivial. 0 not checked. [2018-12-08 15:55:44,042 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 15:55:44,042 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2018-12-08 15:55:44,042 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 15:55:44,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 15:55:44,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 15:55:44,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-08 15:55:44,043 INFO L87 Difference]: Start difference. First operand 47335 states and 51195 transitions. Second operand 6 states. [2018-12-08 15:55:46,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:55:46,371 INFO L93 Difference]: Finished difference Result 88716 states and 96115 transitions. [2018-12-08 15:55:46,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 15:55:46,372 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1026 [2018-12-08 15:55:46,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:55:46,440 INFO L225 Difference]: With dead ends: 88716 [2018-12-08 15:55:46,440 INFO L226 Difference]: Without dead ends: 50118 [2018-12-08 15:55:46,473 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2068 GetRequests, 2054 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-12-08 15:55:46,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50118 states. [2018-12-08 15:55:46,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50118 to 48242. [2018-12-08 15:55:46,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48242 states. [2018-12-08 15:55:46,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48242 states to 48242 states and 51735 transitions. [2018-12-08 15:55:46,919 INFO L78 Accepts]: Start accepts. Automaton has 48242 states and 51735 transitions. Word has length 1026 [2018-12-08 15:55:46,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:55:46,920 INFO L480 AbstractCegarLoop]: Abstraction has 48242 states and 51735 transitions. [2018-12-08 15:55:46,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 15:55:46,920 INFO L276 IsEmpty]: Start isEmpty. Operand 48242 states and 51735 transitions. [2018-12-08 15:55:46,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1062 [2018-12-08 15:55:46,944 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:55:46,945 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:55:46,945 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:55:46,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:46,945 INFO L82 PathProgramCache]: Analyzing trace with hash -416405338, now seen corresponding path program 1 times [2018-12-08 15:55:46,945 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:55:46,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:46,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:46,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:46,946 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:55:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:47,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1784 backedges. 659 proven. 132 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2018-12-08 15:55:47,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:47,500 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:55:47,501 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1062 with the following transitions: [2018-12-08 15:55:47,501 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [29], [33], [37], [41], [52], [56], [60], [64], [67], [73], [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], [445], [447], [450], [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], [893], [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], [1209], [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], [1378], [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], [1624], [1628], [1632], [1634], [1635], [1639], [1648], [1652], [1654], [1659], [1660], [1661], [1662], [1663], [1665], [1666] [2018-12-08 15:55:47,504 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:55:47,504 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:55:48,887 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:55:48,888 INFO L272 AbstractInterpreter]: Visited 322 different actions 1589 times. Merged at 9 different actions 40 times. Widened at 1 different actions 2 times. Performed 22737 root evaluator evaluations with a maximum evaluation depth of 21. Performed 22737 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 12 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-08 15:55:48,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:48,889 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:55:48,889 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:48,889 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:55:48,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:48,896 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:55:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:49,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:55:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1784 backedges. 1288 proven. 2 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2018-12-08 15:55:49,366 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:55:49,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1784 backedges. 659 proven. 132 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2018-12-08 15:55:49,852 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 15:55:49,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 12 [2018-12-08 15:55:49,852 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 15:55:49,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 15:55:49,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 15:55:49,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2018-12-08 15:55:49,853 INFO L87 Difference]: Start difference. First operand 48242 states and 51735 transitions. Second operand 9 states. [2018-12-08 15:55:54,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:55:54,894 INFO L93 Difference]: Finished difference Result 112705 states and 124877 transitions. [2018-12-08 15:55:54,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-08 15:55:54,895 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1061 [2018-12-08 15:55:54,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:55:55,024 INFO L225 Difference]: With dead ends: 112705 [2018-12-08 15:55:55,024 INFO L226 Difference]: Without dead ends: 65085 [2018-12-08 15:55:55,083 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2142 GetRequests, 2123 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2018-12-08 15:55:55,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65085 states. [2018-12-08 15:55:55,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65085 to 61005. [2018-12-08 15:55:55,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61005 states. [2018-12-08 15:55:55,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61005 states to 61005 states and 65848 transitions. [2018-12-08 15:55:55,835 INFO L78 Accepts]: Start accepts. Automaton has 61005 states and 65848 transitions. Word has length 1061 [2018-12-08 15:55:55,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:55:55,835 INFO L480 AbstractCegarLoop]: Abstraction has 61005 states and 65848 transitions. [2018-12-08 15:55:55,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 15:55:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand 61005 states and 65848 transitions. [2018-12-08 15:55:55,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2018-12-08 15:55:55,874 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 15:55:55,874 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 15:55:55,875 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 15:55:55,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:55,875 INFO L82 PathProgramCache]: Analyzing trace with hash -557743134, now seen corresponding path program 1 times [2018-12-08 15:55:55,875 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 15:55:55,875 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:55,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:55,875 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 15:55:55,876 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 15:55:55,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 508 proven. 79 refuted. 0 times theorem prover too weak. 1305 trivial. 0 not checked. [2018-12-08 15:55:56,363 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:56,363 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 15:55:56,363 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1091 with the following transitions: [2018-12-08 15:55:56,363 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], [445], [447], [450], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [613], [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], [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], [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], [1378], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1432], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1541], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-12-08 15:55:56,365 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 15:55:56,366 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 15:55:56,924 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 15:55:56,924 INFO L272 AbstractInterpreter]: Visited 281 different actions 1124 times. Merged at 9 different actions 32 times. Widened at 1 different actions 1 times. Performed 15688 root evaluator evaluations with a maximum evaluation depth of 15. Performed 15688 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 8 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-08 15:55:56,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:55:56,926 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 15:55:56,926 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 15:55:56,926 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/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 [2018-12-08 15:55:56,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 15:55:56,931 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 15:55:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:55:57,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 15:55:59,678 WARN L180 SmtUtils]: Spent 2.56 s on a formula simplification that was a NOOP. DAG size: 34 [2018-12-08 15:56:00,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 977 proven. 50 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2018-12-08 15:56:00,236 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 15:56:01,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 982 proven. 45 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2018-12-08 15:56:01,716 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 15:56:01,717 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 14 [2018-12-08 15:56:01,717 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 15:56:01,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 15:56:01,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 15:56:01,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2018-12-08 15:56:01,718 INFO L87 Difference]: Start difference. First operand 61005 states and 65848 transitions. Second operand 10 states. [2018-12-08 15:56:06,186 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2018-12-08 15:56:32,075 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 33 [2018-12-08 15:57:35,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 15:57:35,518 INFO L93 Difference]: Finished difference Result 111243 states and 118989 transitions. [2018-12-08 15:57:35,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-08 15:57:35,519 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1090 [2018-12-08 15:57:35,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 15:57:35,520 INFO L225 Difference]: With dead ends: 111243 [2018-12-08 15:57:35,520 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 15:57:35,590 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2219 GetRequests, 2188 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=248, Invalid=744, Unknown=0, NotChecked=0, Total=992 [2018-12-08 15:57:35,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 15:57:35,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 15:57:35,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 15:57:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 15:57:35,591 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1090 [2018-12-08 15:57:35,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 15:57:35,591 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 15:57:35,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 15:57:35,592 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 15:57:35,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 15:57:35,595 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 15:57:35,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:35,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:36,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,808 WARN L180 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 1169 DAG size of output: 766 [2018-12-08 15:57:37,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:37,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:38,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,141 WARN L180 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 1163 DAG size of output: 760 [2018-12-08 15:57:39,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:39,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 15:57:48,968 WARN L180 SmtUtils]: Spent 9.30 s on a formula simplification. DAG size of input: 904 DAG size of output: 175 [2018-12-08 15:57:56,967 WARN L180 SmtUtils]: Spent 7.96 s on a formula simplification. DAG size of input: 884 DAG size of output: 186 [2018-12-08 15:58:02,036 WARN L180 SmtUtils]: Spent 5.05 s on a formula simplification. DAG size of input: 731 DAG size of output: 150 [2018-12-08 15:58:09,006 WARN L180 SmtUtils]: Spent 6.97 s on a formula simplification. DAG size of input: 725 DAG size of output: 150 [2018-12-08 15:58:30,363 WARN L180 SmtUtils]: Spent 21.33 s on a formula simplification. DAG size of input: 899 DAG size of output: 223 [2018-12-08 15:58:30,365 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 15:58:30,365 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)|)) [2018-12-08 15:58:30,365 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1658 1758) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1658 1758) the Hoare annotation is: (let ((.cse34 (+ |old(~a4~0)| 89)) (.cse23 (= 4 |old(~a2~0)|))) (let ((.cse14 (= 3 ~a2~0)) (.cse25 (+ |old(~a0~0)| 61)) (.cse7 (<= (+ |old(~a4~0)| 86) 0)) (.cse18 (not .cse23)) (.cse16 (< 0 .cse34)) (.cse12 (<= (+ ~a0~0 98) 0)) (.cse30 (= ~a2~0 |old(~a2~0)|)) (.cse22 (= 3 |old(~a2~0)|)) (.cse5 (< 0 (+ |old(~a0~0)| 98))) (.cse13 (= ~a29~0 |old(~a29~0)|)) (.cse29 (= ~a0~0 |old(~a0~0)|)) (.cse15 (= ~a4~0 |old(~a4~0)|))) (let ((.cse4 (and .cse13 (= 1 ~a2~0) .cse29 .cse15)) (.cse6 (not (= |old(~a2~0)| 1))) (.cse3 (or (= 2 |old(~a2~0)|) .cse22 (< .cse34 0) .cse23 .cse5)) (.cse0 (and (and (not (= ~a2~0 2)) .cse12 (not (= ~a2~0 4)) (<= 0 (+ ~a4~0 89)) .cse13 .cse30 (not (= ~a2~0 3)) .cse15) .cse29)) (.cse9 (< |old(~a29~0)| 44)) (.cse19 (< 0 (+ |old(~a0~0)| 3672))) (.cse20 (or .cse18 .cse16)) (.cse21 (forall ((v_prenex_15 Int)) (let ((.cse33 (+ (* 4 (div v_prenex_15 5)) 4))) (let ((.cse32 (mod .cse33 299978))) (or (< |old(~a29~0)| (+ .cse32 43)) (<= 0 .cse33) (= 0 (mod v_prenex_15 5)) (= .cse32 0) (<= 0 v_prenex_15)))))) (.cse28 (< (+ |old(~a0~0)| 97) 0)) (.cse31 (or .cse16 .cse22 .cse23)) (.cse26 (and (< 0 .cse25) .cse7 (= 1 |old(~a2~0)|) (<= (+ |old(~a29~0)| 144) 0))) (.cse10 (< 2 |old(~a2~0)|)) (.cse11 (and .cse13 (= |old(~a2~0)| ~a2~0) .cse29 .cse15)) (.cse8 (< 41 |old(~a29~0)|)) (.cse27 (< 0 (+ |old(~a29~0)| 16))) (.cse17 (not .cse22)) (.cse1 (< 0 (+ |old(~a4~0)| 42))) (.cse2 (< 0 (+ |old(~a0~0)| 147))) (.cse24 (and .cse13 .cse29 .cse14 .cse15))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 (or .cse5 .cse6)) (or .cse7 .cse1 .cse8 .cse4 .cse6) (or .cse7 .cse9 .cse1 .cse10 .cse11 .cse5) (or .cse7 .cse1 .cse2 .cse10 .cse11) (or (and .cse12 .cse13 .cse14 .cse15) .cse16 .cse5 .cse17) (or .cse11 .cse9 .cse1 (or .cse7 .cse18 .cse19)) (or (and .cse12 .cse13 (= 4 ~a2~0) (= |old(~a4~0)| ~a4~0)) .cse5 .cse20) (or .cse11 .cse21 (or .cse2 .cse18) .cse1) (or .cse7 .cse22 (forall ((v_prenex_7 Int)) (or (< |old(~a29~0)| (+ (div v_prenex_7 5) 134659)) (<= (+ v_prenex_7 16) 0) (< 43 v_prenex_7) (not (= 0 (mod v_prenex_7 5))))) .cse1 .cse11 .cse23 .cse5) (or .cse16 .cse24 .cse8 .cse17 (<= .cse25 0)) (or .cse11 (or (or .cse16 .cse10) .cse26)) (or .cse16 (<= (+ ~a0~0 3672) 0) .cse19) (or .cse1 .cse3 .cse8 .cse0) (or .cse1 (or .cse7 .cse27 .cse19) .cse11) (or (or .cse9 .cse16 .cse28 .cse17) .cse24) (or .cse1 (< (+ |old(~a4~0)| 74) 0) .cse5 .cse17 .cse24) (or (or .cse18 .cse16 .cse27) .cse29) (or .cse1 .cse24 .cse8 .cse19 .cse17) (or .cse11 .cse28 .cse20) (or (and .cse12 .cse13 .cse30 .cse15) .cse31 .cse5) (or .cse21 .cse28 .cse11 .cse31) (or (or .cse31 .cse26) .cse11 .cse8) (or .cse7 .cse1 .cse10 .cse11 .cse8 .cse5) (or (or .cse16 .cse27 .cse17) (and (and .cse29 .cse14 .cse15) .cse13)) (or (or .cse7 .cse27 .cse17) .cse1 .cse2 .cse24))))) [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1658 1758) no Hoare annotation was computed. [2018-12-08 15:58:30,366 INFO L448 ceAbstractionStarter]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L830(lines 830 839) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,367 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,368 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 319) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 163) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-08 15:58:30,369 INFO L448 ceAbstractionStarter]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 586) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 651) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,370 INFO L448 ceAbstractionStarter]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,371 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,372 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 528) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1656) the Hoare annotation is: (let ((.cse33 (+ |old(~a4~0)| 89)) (.cse29 (= 4 |old(~a2~0)|))) (let ((.cse30 (= 3 ~a2~0)) (.cse17 (not .cse29)) (.cse23 (< 0 .cse33)) (.cse19 (<= (+ ~a0~0 98) 0)) (.cse25 (= ~a2~0 |old(~a2~0)|)) (.cse28 (= 3 |old(~a2~0)|)) (.cse5 (< 0 (+ |old(~a0~0)| 98))) (.cse20 (= ~a29~0 |old(~a29~0)|)) (.cse27 (= ~a0~0 |old(~a0~0)|)) (.cse26 (= ~a4~0 |old(~a4~0)|))) (let ((.cse4 (and .cse20 (= 1 ~a2~0) .cse27 .cse26)) (.cse6 (not (= |old(~a2~0)| 1))) (.cse2 (or (= 2 |old(~a2~0)|) .cse28 (< .cse33 0) .cse29 .cse5)) (.cse3 (and .cse27 (and (not (= ~a2~0 2)) .cse19 (not (= ~a2~0 4)) (<= 0 (+ ~a4~0 89)) .cse20 .cse25 (not (= ~a2~0 3)) .cse26))) (.cse13 (or .cse17 .cse23)) (.cse1 (< 0 (+ |old(~a0~0)| 147))) (.cse16 (forall ((v_prenex_15 Int)) (let ((.cse32 (+ (* 4 (div v_prenex_15 5)) 4))) (let ((.cse31 (mod .cse32 299978))) (or (< |old(~a29~0)| (+ .cse31 43)) (<= 0 .cse32) (= 0 (mod v_prenex_15 5)) (= .cse31 0) (<= 0 v_prenex_15)))))) (.cse18 (or .cse23 .cse28 .cse29)) (.cse22 (< 0 (+ |old(~a29~0)| 16))) (.cse7 (<= (+ |old(~a4~0)| 86) 0)) (.cse24 (< 0 (+ |old(~a0~0)| 3672))) (.cse0 (< 0 (+ |old(~a4~0)| 42))) (.cse21 (= 4 ~a2~0)) (.cse8 (< 41 |old(~a29~0)|)) (.cse11 (and .cse20 (= |old(~a2~0)| ~a2~0) .cse27 .cse26)) (.cse10 (< 2 |old(~a2~0)|)) (.cse14 (and .cse20 .cse27 .cse30 .cse26)) (.cse9 (< |old(~a29~0)| 44)) (.cse12 (< (+ |old(~a0~0)| 97) 0)) (.cse15 (not .cse28))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 (or .cse5 .cse6)) (or .cse7 .cse0 .cse8 .cse4 .cse6) (or .cse7 .cse9 .cse0 .cse10 .cse11 .cse5) (or .cse12 .cse13 .cse11) (or .cse7 .cse0 .cse1 .cse10 .cse11) (or .cse14 .cse0 (< (+ |old(~a4~0)| 74) 0) .cse5 .cse15) (or .cse0 .cse8 .cse2 .cse3) (or .cse16 (or .cse17 .cse1) .cse0 .cse11) (or .cse8 .cse18 .cse11) (or (and .cse19 .cse20 .cse21 (= |old(~a4~0)| ~a4~0)) .cse5 .cse13) (or .cse14 .cse0 .cse1 (or .cse7 .cse22 .cse15)) (or .cse23 .cse24 (<= (+ ~a0~0 3672) 0)) (or .cse16 .cse11 .cse12 .cse18) (or .cse0 .cse14 .cse8 .cse24 .cse15) (or (and .cse19 .cse20 .cse25 .cse26) .cse18 .cse5) (or (or .cse7 .cse22 .cse24) .cse0 .cse11) (or .cse27 (or .cse23 .cse22)) (or (or .cse23 .cse22 .cse15) .cse14) (or .cse7 .cse0 .cse10 .cse11 .cse8 .cse5) (or .cse7 .cse28 (forall ((v_prenex_7 Int)) (or (< |old(~a29~0)| (+ (div v_prenex_7 5) 134659)) (<= (+ v_prenex_7 16) 0) (< 43 v_prenex_7) (not (= 0 (mod v_prenex_7 5))))) .cse0 .cse29 .cse5 .cse11) (or (or .cse7 .cse17 .cse24) .cse9 .cse0 (and .cse20 .cse27 .cse21 .cse26)) (or .cse23 .cse8 .cse14 .cse15 (<= (+ |old(~a0~0)| 61) 0)) (or .cse23 (and .cse19 .cse20 .cse30 .cse26) .cse5 .cse15) (or .cse11 (or .cse23 .cse10)) (or .cse14 (or .cse9 .cse23 .cse12 .cse15)))))) [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 402) no Hoare annotation was computed. [2018-12-08 15:58:30,373 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,374 INFO L448 ceAbstractionStarter]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 605) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 803) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 541) no Hoare annotation was computed. [2018-12-08 15:58:30,375 INFO L448 ceAbstractionStarter]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L444 ceAbstractionStarter]: At program point L1655(line 1655) the Hoare annotation is: (let ((.cse29 (+ |old(~a4~0)| 89)) (.cse32 (= 4 |old(~a2~0)|))) (let ((.cse16 (< 2 |old(~a2~0)|)) (.cse18 (<= (+ ~a0~0 98) 0)) (.cse30 (= ~a2~0 |old(~a2~0)|)) (.cse13 (< 0 (+ |old(~a0~0)| 98))) (.cse8 (not .cse32)) (.cse22 (< 0 .cse29)) (.cse31 (= 3 |old(~a2~0)|)) (.cse20 (= 3 ~a2~0)) (.cse19 (= ~a29~0 |old(~a29~0)|)) (.cse33 (= ~a0~0 |old(~a0~0)|)) (.cse21 (= ~a4~0 |old(~a4~0)|))) (let ((.cse12 (and .cse19 (= 1 ~a2~0) .cse33 .cse21)) (.cse23 (+ ~a0~0 61)) (.cse3 (< 0 (+ |old(~a29~0)| 16))) (.cse1 (< 0 (+ |old(~a0~0)| 147))) (.cse9 (< |old(~a29~0)| 44)) (.cse14 (not (= |old(~a2~0)| 1))) (.cse5 (and .cse19 .cse33 .cse20 .cse21)) (.cse6 (< 0 (+ |old(~a0~0)| 3672))) (.cse4 (not .cse31)) (.cse26 (or .cse8 .cse22)) (.cse27 (forall ((v_prenex_15 Int)) (let ((.cse35 (+ (* 4 (div v_prenex_15 5)) 4))) (let ((.cse34 (mod .cse35 299978))) (or (< |old(~a29~0)| (+ .cse34 43)) (<= 0 .cse35) (= 0 (mod v_prenex_15 5)) (= .cse34 0) (<= 0 v_prenex_15)))))) (.cse28 (< (+ |old(~a0~0)| 97) 0)) (.cse17 (or .cse22 .cse31 .cse32)) (.cse11 (or (= 2 |old(~a2~0)|) .cse31 (< .cse29 0) .cse32 .cse13)) (.cse10 (and (and (not (= ~a2~0 2)) .cse18 (not (= ~a2~0 4)) (<= 0 (+ ~a4~0 89)) .cse19 .cse30 (not (= ~a2~0 3)) .cse21) .cse33)) (.cse15 (< 41 |old(~a29~0)|)) (.cse2 (<= (+ |old(~a4~0)| 86) 0)) (.cse0 (< 0 (+ |old(~a4~0)| 42))) (.cse7 (and .cse19 (= |old(~a2~0)| ~a2~0) .cse33 .cse21)) (.cse24 (or .cse22 .cse16))) (and (or .cse0 .cse1 (or .cse2 .cse3 .cse4) .cse5) (or (or .cse2 .cse3 .cse6) .cse7 .cse0) (or (or .cse2 .cse8 .cse6) .cse7 .cse9 .cse0) (or .cse10 .cse0 .cse1 .cse11) (or .cse0 .cse12 (or .cse13 .cse14)) (or .cse2 .cse0 .cse15 .cse12 .cse14) (or .cse2 .cse9 .cse0 .cse16 .cse7 .cse13) (or .cse2 .cse0 .cse1 .cse16 .cse7) (or .cse7 .cse15 .cse17) (or (and .cse18 .cse19 .cse20 .cse21) .cse22 .cse13 .cse4) (or (or (< 0 (+ ~a29~0 144)) (<= .cse23 0)) (or .cse24 .cse14)) (or (or .cse18 (< 0 .cse23)) (or .cse22 .cse4) (forall ((v_prenex_27 Int) (v_prenex_26 Int)) (let ((.cse25 (+ (mod v_prenex_27 29) 15))) (or (< (div v_prenex_26 5) (+ |old(~a29~0)| 190410)) (< (div .cse25 5) (+ v_prenex_26 16)) (<= v_prenex_27 43) (< .cse25 0) (<= 0 v_prenex_26) (< v_prenex_27 0) (= (mod v_prenex_26 5) 0))))) (or (and .cse18 .cse19 (= 4 ~a2~0) (= |old(~a4~0)| ~a4~0)) .cse13 .cse26) (or .cse22 .cse5 .cse15 .cse4 (<= (+ |old(~a0~0)| 61) 0)) (or .cse22 (<= (+ ~a0~0 3672) 0) .cse6) (or .cse7 (or .cse22 .cse3)) (or .cse7 .cse27 (or .cse8 .cse1) .cse0) (or (or .cse9 .cse22 .cse28 .cse4) .cse5) (or .cse0 (< (+ |old(~a4~0)| 74) 0) .cse13 .cse4 .cse5) (or (< 0 (+ |old(~a29~0)| 127)) (= |calculate_output_#in~input| 0) .cse14 (not (= 0 .cse29)) (not (= calculate_output_~input 0))) (or .cse0 .cse5 .cse15 .cse6 .cse4) (or .cse7 .cse28 .cse26) (or (and .cse18 .cse19 .cse30 .cse21) .cse17 .cse13) (or .cse27 .cse28 .cse7 .cse17) (or .cse0 .cse15 .cse11 .cse10) (or .cse2 .cse0 .cse16 .cse7 .cse15 .cse13) (or .cse2 .cse31 (forall ((v_prenex_7 Int)) (or (< |old(~a29~0)| (+ (div v_prenex_7 5) 134659)) (<= (+ v_prenex_7 16) 0) (< 43 v_prenex_7) (not (= 0 (mod v_prenex_7 5))))) .cse0 .cse32 .cse13 .cse7) (or .cse7 .cse24))))) [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,376 INFO L448 ceAbstractionStarter]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,377 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2018-12-08 15:58:30,378 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,379 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,380 INFO L448 ceAbstractionStarter]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 556) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,381 INFO L448 ceAbstractionStarter]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,382 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,383 INFO L448 ceAbstractionStarter]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 894) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,384 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 568) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,385 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,386 INFO L448 ceAbstractionStarter]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 706) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,387 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,388 INFO L448 ceAbstractionStarter]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2018-12-08 15:58:30,388 INFO L448 ceAbstractionStarter]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,388 INFO L448 ceAbstractionStarter]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2018-12-08 15:58:30,388 INFO L448 ceAbstractionStarter]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2018-12-08 15:58:30,388 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 15:58:30,388 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= (+ ~a0~0 44) 0) (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (= (+ ~a29~0 127) 0)) [2018-12-08 15:58:30,388 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 15:58:30,388 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 15:58:30,388 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1760 1776) the Hoare annotation is: (or (not (= 0 (+ |old(~a29~0)| 127))) (not (= 0 (+ |old(~a0~0)| 44))) (not (= |old(~a2~0)| 1)) (let ((.cse0 (+ ~a4~0 89))) (and (<= .cse0 0) (<= 0 .cse0) (= 1 ~a2~0) (= ~a0~0 |old(~a0~0)|) (= (+ ~a29~0 127) 0))) (not (= 0 (+ |old(~a4~0)| 89)))) [2018-12-08 15:58:30,388 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1760 1776) no Hoare annotation was computed. [2018-12-08 15:58:30,388 INFO L444 ceAbstractionStarter]: At program point L1774(line 1774) the Hoare annotation is: (let ((.cse0 (<= (+ ~a0~0 98) 0)) (.cse1 (not (= ~a2~0 4))) (.cse4 (not (= ~a2~0 3))) (.cse20 (+ ~a4~0 89)) (.cse13 (+ ~a29~0 16))) (let ((.cse10 (= 1 ~a2~0)) (.cse6 (exists ((v_prenex_15 Int)) (let ((.cse22 (+ (* 4 (div v_prenex_15 5)) 4))) (let ((.cse21 (mod .cse22 299978))) (and (<= (+ .cse21 43) ~a29~0) (not (= 0 (mod v_prenex_15 5))) (< v_prenex_15 0) (not (= .cse21 0)) (< .cse22 0)))))) (.cse17 (<= .cse13 0)) (.cse11 (<= .cse20 0)) (.cse15 (= 3 ~a2~0)) (.cse12 (and (not (= ~a2~0 2)) .cse0 .cse1 (<= 0 .cse20) (= |old(~a2~0)| 1) .cse4 (<= 0 (+ |old(~a29~0)| 143)))) (.cse7 (<= (+ ~a0~0 147) 0)) (.cse14 (<= (+ ~a0~0 3672) 0)) (.cse8 (= 4 ~a2~0)) (.cse9 (<= ~a29~0 41)) (.cse19 (+ |old(~a4~0)| 89)) (.cse18 (<= 44 ~a29~0)) (.cse2 (<= (+ ~a4~0 42) 0)) (.cse3 (< 0 (+ ~a4~0 86))) (.cse16 (<= ~a2~0 3))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) (exists ((v_prenex_22 Int)) (let ((.cse5 (+ (mod v_prenex_22 29) 15))) (and (< 43 v_prenex_22) (<= 0 .cse5) (<= 0 v_prenex_22) (<= (+ ~a29~0 16) (div .cse5 5)))))) (and .cse2 .cse6 .cse7 .cse8) (and .cse9 (and .cse2 .cse3 .cse10)) (and .cse11 .cse8) (and .cse9 (and .cse2 .cse12 (or (= ~a29~0 |old(~a29~0)|) (< 0 .cse13)))) (and .cse11 .cse0) (and .cse9 .cse2 .cse14 .cse15) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse2 .cse3 .cse7 .cse4 .cse16) (and .cse0 .cse1 .cse3 (exists ((v_prenex_7 Int)) (and (= 0 (mod v_prenex_7 5)) (< 0 (+ v_prenex_7 16)) (<= (+ (div v_prenex_7 5) 134659) ~a29~0) (<= v_prenex_7 43))) .cse2 .cse4) (and .cse2 .cse0 (<= 0 (+ ~a4~0 74)) .cse15) (not (= 1 |old(~a2~0)|)) (and .cse2 .cse3 .cse7 .cse17 .cse15) (and .cse11 .cse4 .cse16) (and .cse11 .cse18 .cse15) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse0 .cse2 .cse10) (and .cse11 .cse6) (< .cse19 0) (and .cse2 .cse3 .cse14 .cse17) (and .cse11 .cse17) (and .cse9 .cse11 (or (< 0 (+ ~a0~0 61)) (not .cse15))) (and .cse2 .cse12 .cse7) (and .cse18 .cse2 (and .cse3 .cse14 .cse8)) (and .cse9 (and .cse2 .cse0 .cse3 .cse4 .cse16)) (< 0 .cse19) (and .cse18 .cse2 .cse0 .cse3 .cse4 .cse16)))) [2018-12-08 15:58:30,388 INFO L448 ceAbstractionStarter]: For program point L1774-1(line 1774) no Hoare annotation was computed. [2018-12-08 15:58:30,388 INFO L448 ceAbstractionStarter]: For program point L1771(line 1771) no Hoare annotation was computed. [2018-12-08 15:58:30,390 INFO L444 ceAbstractionStarter]: At program point L1766-2(lines 1766 1775) the Hoare annotation is: (let ((.cse0 (<= (+ ~a0~0 98) 0)) (.cse1 (not (= ~a2~0 4))) (.cse4 (not (= ~a2~0 3))) (.cse20 (+ ~a4~0 89)) (.cse13 (+ ~a29~0 16))) (let ((.cse10 (= 1 ~a2~0)) (.cse6 (exists ((v_prenex_15 Int)) (let ((.cse22 (+ (* 4 (div v_prenex_15 5)) 4))) (let ((.cse21 (mod .cse22 299978))) (and (<= (+ .cse21 43) ~a29~0) (not (= 0 (mod v_prenex_15 5))) (< v_prenex_15 0) (not (= .cse21 0)) (< .cse22 0)))))) (.cse17 (<= .cse13 0)) (.cse11 (<= .cse20 0)) (.cse15 (= 3 ~a2~0)) (.cse12 (and (not (= ~a2~0 2)) .cse0 .cse1 (<= 0 .cse20) (= |old(~a2~0)| 1) .cse4 (<= 0 (+ |old(~a29~0)| 143)))) (.cse7 (<= (+ ~a0~0 147) 0)) (.cse14 (<= (+ ~a0~0 3672) 0)) (.cse8 (= 4 ~a2~0)) (.cse9 (<= ~a29~0 41)) (.cse19 (+ |old(~a4~0)| 89)) (.cse18 (<= 44 ~a29~0)) (.cse2 (<= (+ ~a4~0 42) 0)) (.cse3 (< 0 (+ ~a4~0 86))) (.cse16 (<= ~a2~0 3))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) (exists ((v_prenex_22 Int)) (let ((.cse5 (+ (mod v_prenex_22 29) 15))) (and (< 43 v_prenex_22) (<= 0 .cse5) (<= 0 v_prenex_22) (<= (+ ~a29~0 16) (div .cse5 5)))))) (and .cse2 .cse6 .cse7 .cse8) (and .cse9 (and .cse2 .cse3 .cse10)) (and .cse11 .cse8) (and .cse9 (and .cse2 .cse12 (or (= ~a29~0 |old(~a29~0)|) (< 0 .cse13)))) (and .cse11 .cse0) (and .cse9 .cse2 .cse14 .cse15) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse2 .cse3 .cse7 .cse4 .cse16) (and .cse0 .cse1 .cse3 (exists ((v_prenex_7 Int)) (and (= 0 (mod v_prenex_7 5)) (< 0 (+ v_prenex_7 16)) (<= (+ (div v_prenex_7 5) 134659) ~a29~0) (<= v_prenex_7 43))) .cse2 .cse4) (and .cse2 .cse0 (<= 0 (+ ~a4~0 74)) .cse15) (not (= 1 |old(~a2~0)|)) (and .cse2 .cse3 .cse7 .cse17 .cse15) (and .cse11 .cse4 .cse16) (and .cse11 .cse18 .cse15) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse0 .cse2 .cse10) (and .cse11 .cse6) (< .cse19 0) (and .cse2 .cse3 .cse14 .cse17) (and .cse11 .cse17) (and .cse9 .cse11 (or (< 0 (+ ~a0~0 61)) (not .cse15))) (and .cse2 .cse12 .cse7) (and .cse18 .cse2 (and .cse3 .cse14 .cse8)) (and .cse9 (and .cse2 .cse0 .cse3 .cse4 .cse16)) (< 0 .cse19) (and .cse18 .cse2 .cse0 .cse3 .cse4 .cse16)))) [2018-12-08 15:58:30,390 INFO L448 ceAbstractionStarter]: For program point L1766-3(lines 1760 1776) no Hoare annotation was computed. [2018-12-08 15:58:30,394 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,395 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,395 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,395 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,395 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,396 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,396 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,396 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,397 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,397 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,398 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,399 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,399 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,399 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,399 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,400 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,400 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,400 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,406 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,406 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,406 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,407 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,407 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,407 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,407 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,408 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,409 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,409 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,409 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,409 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,409 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,410 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,410 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,410 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 03:58:30 BoogieIcfgContainer [2018-12-08 15:58:30,413 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 15:58:30,413 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 15:58:30,413 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 15:58:30,413 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 15:58:30,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:50:11" (3/4) ... [2018-12-08 15:58:30,416 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 15:58:30,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 15:58:30,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-08 15:58:30,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 15:58:30,420 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 15:58:30,431 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-08 15:58:30,432 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 15:58:30,450 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((a0 + 98 <= 0 && !(a2 == 4)) && a4 + 42 <= 0) && 0 < a4 + 86) && !(a2 == 3)) && (\exists v_prenex_22 : int :: ((43 < v_prenex_22 && 0 <= v_prenex_22 % 29 + 15) && 0 <= v_prenex_22) && a29 + 16 <= (v_prenex_22 % 29 + 15) / 5)) || (((a4 + 42 <= 0 && (\exists v_prenex_15 : int :: ((((4 * (v_prenex_15 / 5) + 4) % 299978 + 43 <= a29 && !(0 == v_prenex_15 % 5)) && v_prenex_15 < 0) && !((4 * (v_prenex_15 / 5) + 4) % 299978 == 0)) && 4 * (v_prenex_15 / 5) + 4 < 0)) && a0 + 147 <= 0) && 4 == a2)) || (a29 <= 41 && (a4 + 42 <= 0 && 0 < a4 + 86) && 1 == a2)) || (a4 + 89 <= 0 && 4 == a2)) || (a29 <= 41 && (a4 + 42 <= 0 && (((((!(a2 == 2) && a0 + 98 <= 0) && !(a2 == 4)) && 0 <= a4 + 89) && \old(a2) == 1) && !(a2 == 3)) && 0 <= \old(a29) + 143) && (a29 == \old(a29) || 0 < a29 + 16))) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || (((a29 <= 41 && a4 + 42 <= 0) && a0 + 3672 <= 0) && 3 == a2)) || !(0 == \old(a0) + 44)) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && a0 + 147 <= 0) && !(a2 == 3)) && a2 <= 3)) || (((((a0 + 98 <= 0 && !(a2 == 4)) && 0 < a4 + 86) && (\exists v_prenex_7 : int :: ((0 == v_prenex_7 % 5 && 0 < v_prenex_7 + 16) && v_prenex_7 / 5 + 134659 <= a29) && v_prenex_7 <= 43)) && a4 + 42 <= 0) && !(a2 == 3))) || (((a4 + 42 <= 0 && a0 + 98 <= 0) && 0 <= a4 + 74) && 3 == a2)) || !(1 == \old(a2))) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && a0 + 147 <= 0) && a29 + 16 <= 0) && 3 == a2)) || ((a4 + 89 <= 0 && !(a2 == 3)) && a2 <= 3)) || ((a4 + 89 <= 0 && 44 <= a29) && 3 == a2)) || !(0 == \old(a29) + 127)) || ((a0 + 98 <= 0 && a4 + 42 <= 0) && 1 == a2)) || (a4 + 89 <= 0 && (\exists v_prenex_15 : int :: ((((4 * (v_prenex_15 / 5) + 4) % 299978 + 43 <= a29 && !(0 == v_prenex_15 % 5)) && v_prenex_15 < 0) && !((4 * (v_prenex_15 / 5) + 4) % 299978 == 0)) && 4 * (v_prenex_15 / 5) + 4 < 0))) || \old(a4) + 89 < 0) || (((a4 + 42 <= 0 && 0 < a4 + 86) && a0 + 3672 <= 0) && a29 + 16 <= 0)) || (a4 + 89 <= 0 && a29 + 16 <= 0)) || ((a29 <= 41 && a4 + 89 <= 0) && (0 < a0 + 61 || !(3 == a2)))) || ((a4 + 42 <= 0 && (((((!(a2 == 2) && a0 + 98 <= 0) && !(a2 == 4)) && 0 <= a4 + 89) && \old(a2) == 1) && !(a2 == 3)) && 0 <= \old(a29) + 143) && a0 + 147 <= 0)) || ((44 <= a29 && a4 + 42 <= 0) && (0 < a4 + 86 && a0 + 3672 <= 0) && 4 == a2)) || (a29 <= 41 && (((a4 + 42 <= 0 && a0 + 98 <= 0) && 0 < a4 + 86) && !(a2 == 3)) && a2 <= 3)) || 0 < \old(a4) + 89) || (((((44 <= a29 && a4 + 42 <= 0) && a0 + 98 <= 0) && 0 < a4 + 86) && !(a2 == 3)) && a2 <= 3) [2018-12-08 15:58:30,547 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bbdcf653-8824-4c89-91e7-3df7547e7368/bin-2019/utaipan/witness.graphml [2018-12-08 15:58:30,547 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 15:58:30,548 INFO L168 Benchmark]: Toolchain (without parser) took 501824.71 ms. Allocated memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: 3.4 GB). Free memory was 939.0 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-08 15:58:30,548 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 15:58:30,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 939.0 MB in the beginning and 1.1 GB in the end (delta: -132.8 MB). Peak memory consumption was 82.9 MB. Max. memory is 11.5 GB. [2018-12-08 15:58:30,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 15:58:30,549 INFO L168 Benchmark]: Boogie Preprocessor took 75.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 15:58:30,549 INFO L168 Benchmark]: RCFGBuilder took 2197.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.2 MB). Peak memory consumption was 219.4 MB. Max. memory is 11.5 GB. [2018-12-08 15:58:30,549 INFO L168 Benchmark]: TraceAbstraction took 498749.71 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.3 GB). Free memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-12-08 15:58:30,549 INFO L168 Benchmark]: Witness Printer took 134.15 ms. Allocated memory is still 4.4 GB. Free memory was 2.7 GB in the beginning and 2.6 GB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 11.5 GB. [2018-12-08 15:58:30,550 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 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 634.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 939.0 MB in the beginning and 1.1 GB in the end (delta: -132.8 MB). Peak memory consumption was 82.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2197.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.2 MB). Peak memory consumption was 219.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 498749.71 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.3 GB). Free memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: -1.7 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 134.15 ms. Allocated memory is still 4.4 GB. Free memory was 2.7 GB in the beginning and 2.6 GB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 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_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 163]: 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 [2018-12-08 15:58:30,552 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,553 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,553 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,553 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,553 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,553 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,553 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,554 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,554 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,554 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,554 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,554 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,554 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,554 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,555 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,555 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,555 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,555 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,555 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,556 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,556 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,556 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_22,QUANTIFIED] [2018-12-08 15:58:30,556 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,556 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,556 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2018-12-08 15:58:30,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-08 15:58:30,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((a0 + 98 <= 0 && !(a2 == 4)) && a4 + 42 <= 0) && 0 < a4 + 86) && !(a2 == 3)) && (\exists v_prenex_22 : int :: ((43 < v_prenex_22 && 0 <= v_prenex_22 % 29 + 15) && 0 <= v_prenex_22) && a29 + 16 <= (v_prenex_22 % 29 + 15) / 5)) || (((a4 + 42 <= 0 && (\exists v_prenex_15 : int :: ((((4 * (v_prenex_15 / 5) + 4) % 299978 + 43 <= a29 && !(0 == v_prenex_15 % 5)) && v_prenex_15 < 0) && !((4 * (v_prenex_15 / 5) + 4) % 299978 == 0)) && 4 * (v_prenex_15 / 5) + 4 < 0)) && a0 + 147 <= 0) && 4 == a2)) || (a29 <= 41 && (a4 + 42 <= 0 && 0 < a4 + 86) && 1 == a2)) || (a4 + 89 <= 0 && 4 == a2)) || (a29 <= 41 && (a4 + 42 <= 0 && (((((!(a2 == 2) && a0 + 98 <= 0) && !(a2 == 4)) && 0 <= a4 + 89) && \old(a2) == 1) && !(a2 == 3)) && 0 <= \old(a29) + 143) && (a29 == \old(a29) || 0 < a29 + 16))) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || (((a29 <= 41 && a4 + 42 <= 0) && a0 + 3672 <= 0) && 3 == a2)) || !(0 == \old(a0) + 44)) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && a0 + 147 <= 0) && !(a2 == 3)) && a2 <= 3)) || (((((a0 + 98 <= 0 && !(a2 == 4)) && 0 < a4 + 86) && (\exists v_prenex_7 : int :: ((0 == v_prenex_7 % 5 && 0 < v_prenex_7 + 16) && v_prenex_7 / 5 + 134659 <= a29) && v_prenex_7 <= 43)) && a4 + 42 <= 0) && !(a2 == 3))) || (((a4 + 42 <= 0 && a0 + 98 <= 0) && 0 <= a4 + 74) && 3 == a2)) || !(1 == \old(a2))) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && a0 + 147 <= 0) && a29 + 16 <= 0) && 3 == a2)) || ((a4 + 89 <= 0 && !(a2 == 3)) && a2 <= 3)) || ((a4 + 89 <= 0 && 44 <= a29) && 3 == a2)) || !(0 == \old(a29) + 127)) || ((a0 + 98 <= 0 && a4 + 42 <= 0) && 1 == a2)) || (a4 + 89 <= 0 && (\exists v_prenex_15 : int :: ((((4 * (v_prenex_15 / 5) + 4) % 299978 + 43 <= a29 && !(0 == v_prenex_15 % 5)) && v_prenex_15 < 0) && !((4 * (v_prenex_15 / 5) + 4) % 299978 == 0)) && 4 * (v_prenex_15 / 5) + 4 < 0))) || \old(a4) + 89 < 0) || (((a4 + 42 <= 0 && 0 < a4 + 86) && a0 + 3672 <= 0) && a29 + 16 <= 0)) || (a4 + 89 <= 0 && a29 + 16 <= 0)) || ((a29 <= 41 && a4 + 89 <= 0) && (0 < a0 + 61 || !(3 == a2)))) || ((a4 + 42 <= 0 && (((((!(a2 == 2) && a0 + 98 <= 0) && !(a2 == 4)) && 0 <= a4 + 89) && \old(a2) == 1) && !(a2 == 3)) && 0 <= \old(a29) + 143) && a0 + 147 <= 0)) || ((44 <= a29 && a4 + 42 <= 0) && (0 < a4 + 86 && a0 + 3672 <= 0) && 4 == a2)) || (a29 <= 41 && (((a4 + 42 <= 0 && a0 + 98 <= 0) && 0 < a4 + 86) && !(a2 == 3)) && a2 <= 3)) || 0 < \old(a4) + 89) || (((((44 <= a29 && a4 + 42 <= 0) && a0 + 98 <= 0) && 0 < a4 + 86) && !(a2 == 3)) && a2 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 437 locations, 1 error locations. SAFE Result, 498.6s OverallTime, 19 OverallIterations, 7 TraceHistogramMax, 390.6s AutomataDifference, 0.0s DeadEndRemovalTime, 54.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 4204 SDtfs, 31713 SDslu, 3883 SDs, 0 SdLazy, 51477 SolverSat, 10904 SolverUnsat, 94 SolverUnknown, 0 SolverNotchecked, 252.1s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 18135 GetRequests, 17810 SyntacticMatches, 24 SemanticMatches, 301 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4016 ImplicationChecksByTransitivity, 131.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61005occurred in iteration=18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 19.0s AbstIntTime, 13 AbstIntIterations, 2 AbstIntStrong, 0.9972127925390192 AbsIntWeakeningRatio, 0.10672853828306264 AbsIntAvgWeakeningVarsNumRemoved, 15.526682134570766 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.6s AutomataMinimizationTime, 19 MinimizatonAttempts, 26402 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 4765 PreInvPairs, 5449 NumberOfFragments, 4631 HoareAnnotationTreeSize, 4765 FomulaSimplifications, 300133 FormulaSimplificationTreeSizeReduction, 3.9s HoareSimplificationTime, 9 FomulaSimplificationsInter, 402377 FormulaSimplificationTreeSizeReductionInter, 50.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 23.3s InterpolantComputationTime, 19190 NumberOfCodeBlocks, 19190 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 27800 ConstructedInterpolants, 396 QuantifiedInterpolants, 61920875 SizeOfPredicates, 26 NumberOfNonLiveVariables, 11654 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 41 InterpolantComputations, 10 PerfectInterpolantSequences, 37237/39973 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...