./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 470b628433c20f1f4cfd605e13f92536d937b372 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 16:18:18,648 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 16:18:18,650 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 16:18:18,658 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 16:18:18,659 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 16:18:18,659 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 16:18:18,661 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 16:18:18,662 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 16:18:18,663 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 16:18:18,664 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 16:18:18,665 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 16:18:18,665 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 16:18:18,665 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 16:18:18,666 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 16:18:18,667 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 16:18:18,667 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 16:18:18,668 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 16:18:18,669 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 16:18:18,670 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 16:18:18,671 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 16:18:18,672 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 16:18:18,673 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 16:18:18,674 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 16:18:18,674 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 16:18:18,674 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 16:18:18,675 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 16:18:18,675 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 16:18:18,676 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 16:18:18,676 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 16:18:18,677 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 16:18:18,678 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 16:18:18,678 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 16:18:18,678 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 16:18:18,679 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 16:18:18,679 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 16:18:18,680 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 16:18:18,680 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 16:18:18,692 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 16:18:18,692 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 16:18:18,693 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 16:18:18,693 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 16:18:18,693 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 16:18:18,693 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 16:18:18,694 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 16:18:18,694 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 16:18:18,694 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 16:18:18,694 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 16:18:18,694 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 16:18:18,694 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 16:18:18,695 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 16:18:18,695 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 16:18:18,695 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 16:18:18,696 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 16:18:18,696 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 16:18:18,696 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 16:18:18,696 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 16:18:18,696 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 16:18:18,696 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 16:18:18,696 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 16:18:18,697 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 16:18:18,697 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 16:18:18,697 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 16:18:18,697 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 16:18:18,697 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 16:18:18,697 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 16:18:18,698 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 16:18:18,698 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 16:18:18,698 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 16:18:18,698 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 16:18:18,698 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 16:18:18,698 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 16:18:18,698 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 16:18:18,699 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 16:18:18,699 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 16:18:18,699 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_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 470b628433c20f1f4cfd605e13f92536d937b372 [2018-11-23 16:18:18,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 16:18:18,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 16:18:18,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 16:18:18,744 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 16:18:18,745 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 16:18:18,745 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c [2018-11-23 16:18:18,793 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/data/239748a9b/58b949d2edab4d5d839d91d849d26382/FLAGd4efd9743 [2018-11-23 16:18:19,295 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 16:18:19,295 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/sv-benchmarks/c/eca-rers2012/Problem15_label26_true-unreach-call.c [2018-11-23 16:18:19,311 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/data/239748a9b/58b949d2edab4d5d839d91d849d26382/FLAGd4efd9743 [2018-11-23 16:18:19,777 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/data/239748a9b/58b949d2edab4d5d839d91d849d26382 [2018-11-23 16:18:19,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 16:18:19,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 16:18:19,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 16:18:19,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 16:18:19,786 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 16:18:19,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:18:19" (1/1) ... [2018-11-23 16:18:19,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb4fcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:19, skipping insertion in model container [2018-11-23 16:18:19,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:18:19" (1/1) ... [2018-11-23 16:18:19,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 16:18:19,867 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 16:18:20,389 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 16:18:20,393 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 16:18:20,583 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 16:18:20,595 INFO L195 MainTranslator]: Completed translation [2018-11-23 16:18:20,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20 WrapperNode [2018-11-23 16:18:20,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 16:18:20,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 16:18:20,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 16:18:20,700 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 16:18:20,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... [2018-11-23 16:18:20,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... [2018-11-23 16:18:20,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 16:18:20,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 16:18:20,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 16:18:20,743 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 16:18:20,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... [2018-11-23 16:18:20,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... [2018-11-23 16:18:20,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... [2018-11-23 16:18:20,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... [2018-11-23 16:18:20,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... [2018-11-23 16:18:20,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... [2018-11-23 16:18:20,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... [2018-11-23 16:18:20,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 16:18:20,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 16:18:20,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 16:18:20,847 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 16:18:20,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:18:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 16:18:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 16:18:20,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 16:18:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-23 16:18:20,909 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-23 16:18:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 16:18:20,909 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 16:18:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 16:18:20,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 16:18:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 16:18:20,910 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 16:18:23,577 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 16:18:23,578 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 16:18:23,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:18:23 BoogieIcfgContainer [2018-11-23 16:18:23,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 16:18:23,579 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 16:18:23,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 16:18:23,581 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 16:18:23,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:18:19" (1/3) ... [2018-11-23 16:18:23,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@509a7b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:18:23, skipping insertion in model container [2018-11-23 16:18:23,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:18:20" (2/3) ... [2018-11-23 16:18:23,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@509a7b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:18:23, skipping insertion in model container [2018-11-23 16:18:23,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:18:23" (3/3) ... [2018-11-23 16:18:23,585 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label26_true-unreach-call.c [2018-11-23 16:18:23,592 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 16:18:23,599 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 16:18:23,611 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 16:18:23,642 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 16:18:23,643 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 16:18:23,643 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 16:18:23,643 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 16:18:23,643 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 16:18:23,645 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 16:18:23,645 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 16:18:23,645 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 16:18:23,673 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states. [2018-11-23 16:18:23,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 16:18:23,681 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:18:23,682 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:18:23,685 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:18:23,689 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:18:23,690 INFO L82 PathProgramCache]: Analyzing trace with hash -35790891, now seen corresponding path program 1 times [2018-11-23 16:18:23,692 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:18:23,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:23,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:18:23,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:23,730 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:18:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:18:23,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:18:23,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 16:18:23,968 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 16:18:23,968 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:18:23,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 16:18:23,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 16:18:23,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 16:18:23,984 INFO L87 Difference]: Start difference. First operand 437 states. Second operand 4 states. [2018-11-23 16:18:27,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:18:27,245 INFO L93 Difference]: Finished difference Result 1554 states and 2845 transitions. [2018-11-23 16:18:27,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 16:18:27,247 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2018-11-23 16:18:27,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:18:27,265 INFO L225 Difference]: With dead ends: 1554 [2018-11-23 16:18:27,265 INFO L226 Difference]: Without dead ends: 1111 [2018-11-23 16:18:27,271 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 [2018-11-23 16:18:27,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1111 states. [2018-11-23 16:18:27,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1111 to 1088. [2018-11-23 16:18:27,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1088 states. [2018-11-23 16:18:27,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1850 transitions. [2018-11-23 16:18:27,350 INFO L78 Accepts]: Start accepts. Automaton has 1088 states and 1850 transitions. Word has length 59 [2018-11-23 16:18:27,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:18:27,350 INFO L480 AbstractCegarLoop]: Abstraction has 1088 states and 1850 transitions. [2018-11-23 16:18:27,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 16:18:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1850 transitions. [2018-11-23 16:18:27,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 16:18:27,356 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:18:27,357 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:18:27,357 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:18:27,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:18:27,357 INFO L82 PathProgramCache]: Analyzing trace with hash -88389735, now seen corresponding path program 1 times [2018-11-23 16:18:27,358 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:18:27,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:27,359 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:18:27,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:27,359 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:18:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:18:27,487 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:18:27,487 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 16:18:27,488 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 16:18:27,488 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:18:27,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 16:18:27,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 16:18:27,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 16:18:27,490 INFO L87 Difference]: Start difference. First operand 1088 states and 1850 transitions. Second operand 5 states. [2018-11-23 16:18:30,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:18:30,579 INFO L93 Difference]: Finished difference Result 3228 states and 5568 transitions. [2018-11-23 16:18:30,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 16:18:30,580 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-11-23 16:18:30,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:18:30,596 INFO L225 Difference]: With dead ends: 3228 [2018-11-23 16:18:30,596 INFO L226 Difference]: Without dead ends: 2146 [2018-11-23 16:18:30,602 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 [2018-11-23 16:18:30,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2018-11-23 16:18:30,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 2108. [2018-11-23 16:18:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2108 states. [2018-11-23 16:18:30,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 2108 states and 3170 transitions. [2018-11-23 16:18:30,686 INFO L78 Accepts]: Start accepts. Automaton has 2108 states and 3170 transitions. Word has length 131 [2018-11-23 16:18:30,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:18:30,686 INFO L480 AbstractCegarLoop]: Abstraction has 2108 states and 3170 transitions. [2018-11-23 16:18:30,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 16:18:30,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 3170 transitions. [2018-11-23 16:18:30,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 16:18:30,691 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:18:30,692 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:18:30,692 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:18:30,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:18:30,693 INFO L82 PathProgramCache]: Analyzing trace with hash -933741655, now seen corresponding path program 1 times [2018-11-23 16:18:30,693 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:18:30,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:30,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:18:30,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:30,696 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:18:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:18:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:18:30,880 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 16:18:30,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 16:18:30,880 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:18:30,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 16:18:30,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 16:18:30,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 16:18:30,881 INFO L87 Difference]: Start difference. First operand 2108 states and 3170 transitions. Second operand 4 states. [2018-11-23 16:18:33,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:18:33,542 INFO L93 Difference]: Finished difference Result 7936 states and 12474 transitions. [2018-11-23 16:18:33,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 16:18:33,543 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2018-11-23 16:18:33,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:18:33,569 INFO L225 Difference]: With dead ends: 7936 [2018-11-23 16:18:33,569 INFO L226 Difference]: Without dead ends: 5834 [2018-11-23 16:18:33,615 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 [2018-11-23 16:18:33,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5834 states. [2018-11-23 16:18:33,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5834 to 5829. [2018-11-23 16:18:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5829 states. [2018-11-23 16:18:33,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5829 states to 5829 states and 8232 transitions. [2018-11-23 16:18:33,728 INFO L78 Accepts]: Start accepts. Automaton has 5829 states and 8232 transitions. Word has length 139 [2018-11-23 16:18:33,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:18:33,729 INFO L480 AbstractCegarLoop]: Abstraction has 5829 states and 8232 transitions. [2018-11-23 16:18:33,729 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 16:18:33,729 INFO L276 IsEmpty]: Start isEmpty. Operand 5829 states and 8232 transitions. [2018-11-23 16:18:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 16:18:33,733 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:18:33,733 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:18:33,733 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:18:33,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:18:33,734 INFO L82 PathProgramCache]: Analyzing trace with hash -197167069, now seen corresponding path program 1 times [2018-11-23 16:18:33,734 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:18:33,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:33,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:18:33,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:33,735 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:18:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:18:33,876 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:18:33,876 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 16:18:33,876 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 16:18:33,877 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:18:33,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 16:18:33,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 16:18:33,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 16:18:33,878 INFO L87 Difference]: Start difference. First operand 5829 states and 8232 transitions. Second operand 6 states. [2018-11-23 16:18:36,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:18:36,908 INFO L93 Difference]: Finished difference Result 13498 states and 18763 transitions. [2018-11-23 16:18:36,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 16:18:36,908 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 158 [2018-11-23 16:18:36,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:18:36,943 INFO L225 Difference]: With dead ends: 13498 [2018-11-23 16:18:36,944 INFO L226 Difference]: Without dead ends: 7675 [2018-11-23 16:18:36,979 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 [2018-11-23 16:18:36,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7675 states. [2018-11-23 16:18:37,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7675 to 7619. [2018-11-23 16:18:37,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7619 states. [2018-11-23 16:18:37,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7619 states to 7619 states and 9956 transitions. [2018-11-23 16:18:37,190 INFO L78 Accepts]: Start accepts. Automaton has 7619 states and 9956 transitions. Word has length 158 [2018-11-23 16:18:37,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:18:37,190 INFO L480 AbstractCegarLoop]: Abstraction has 7619 states and 9956 transitions. [2018-11-23 16:18:37,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 16:18:37,190 INFO L276 IsEmpty]: Start isEmpty. Operand 7619 states and 9956 transitions. [2018-11-23 16:18:37,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 16:18:37,197 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:18:37,197 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:18:37,198 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:18:37,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:18:37,198 INFO L82 PathProgramCache]: Analyzing trace with hash -53140147, now seen corresponding path program 1 times [2018-11-23 16:18:37,198 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:18:37,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:37,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:18:37,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:37,199 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:18:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:18:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 16:18:37,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 16:18:37,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 16:18:37,356 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:18:37,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 16:18:37,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 16:18:37,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 16:18:37,357 INFO L87 Difference]: Start difference. First operand 7619 states and 9956 transitions. Second operand 4 states. [2018-11-23 16:18:39,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:18:39,952 INFO L93 Difference]: Finished difference Result 24513 states and 32935 transitions. [2018-11-23 16:18:39,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 16:18:39,953 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 212 [2018-11-23 16:18:39,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:18:39,995 INFO L225 Difference]: With dead ends: 24513 [2018-11-23 16:18:39,995 INFO L226 Difference]: Without dead ends: 16900 [2018-11-23 16:18:40,016 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 [2018-11-23 16:18:40,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16900 states. [2018-11-23 16:18:40,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16900 to 16282. [2018-11-23 16:18:40,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16282 states. [2018-11-23 16:18:40,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16282 states to 16282 states and 20370 transitions. [2018-11-23 16:18:40,286 INFO L78 Accepts]: Start accepts. Automaton has 16282 states and 20370 transitions. Word has length 212 [2018-11-23 16:18:40,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:18:40,286 INFO L480 AbstractCegarLoop]: Abstraction has 16282 states and 20370 transitions. [2018-11-23 16:18:40,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 16:18:40,286 INFO L276 IsEmpty]: Start isEmpty. Operand 16282 states and 20370 transitions. [2018-11-23 16:18:40,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-23 16:18:40,294 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:18:40,294 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:18:40,295 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:18:40,295 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:18:40,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1953926095, now seen corresponding path program 1 times [2018-11-23 16:18:40,295 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:18:40,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:40,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:18:40,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:40,296 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:18:40,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:18:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 108 proven. 2 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 16:18:40,442 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:18:40,442 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:18:40,443 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 239 with the following transitions: [2018-11-23 16:18:40,445 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [714], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:18:40,483 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:18:40,484 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:18:40,919 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 16:18:40,920 INFO L272 AbstractInterpreter]: Visited 104 different actions 104 times. Never merged. Never widened. Performed 1019 root evaluator evaluations with a maximum evaluation depth of 15. Performed 1019 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Never found a fixpoint. Largest state had 24 variables. [2018-11-23 16:18:40,933 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:18:40,934 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 16:18:41,341 INFO L227 lantSequenceWeakener]: Weakened 229 states. On average, predicates are now at 78.09% of their original sizes. [2018-11-23 16:18:41,341 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 16:18:41,380 INFO L415 sIntCurrentIteration]: We unified 237 AI predicates to 237 [2018-11-23 16:18:41,380 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 16:18:41,382 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 16:18:41,382 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2018-11-23 16:18:41,382 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:18:41,383 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 16:18:41,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 16:18:41,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 16:18:41,383 INFO L87 Difference]: Start difference. First operand 16282 states and 20370 transitions. Second operand 6 states. [2018-11-23 16:18:56,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:18:56,999 INFO L93 Difference]: Finished difference Result 32866 states and 41094 transitions. [2018-11-23 16:18:56,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 16:18:57,000 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 238 [2018-11-23 16:18:57,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:18:57,037 INFO L225 Difference]: With dead ends: 32866 [2018-11-23 16:18:57,038 INFO L226 Difference]: Without dead ends: 16590 [2018-11-23 16:18:57,071 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 238 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 16:18:57,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16590 states. [2018-11-23 16:18:57,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16590 to 16589. [2018-11-23 16:18:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16589 states. [2018-11-23 16:18:57,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16589 states to 16589 states and 20686 transitions. [2018-11-23 16:18:57,351 INFO L78 Accepts]: Start accepts. Automaton has 16589 states and 20686 transitions. Word has length 238 [2018-11-23 16:18:57,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:18:57,351 INFO L480 AbstractCegarLoop]: Abstraction has 16589 states and 20686 transitions. [2018-11-23 16:18:57,352 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 16:18:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand 16589 states and 20686 transitions. [2018-11-23 16:18:57,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-11-23 16:18:57,363 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:18:57,363 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:18:57,364 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:18:57,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:18:57,364 INFO L82 PathProgramCache]: Analyzing trace with hash 2107027024, now seen corresponding path program 1 times [2018-11-23 16:18:57,364 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:18:57,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:57,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:18:57,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:18:57,366 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:18:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:18:57,955 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 238 proven. 169 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 16:18:57,955 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:18:57,955 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:18:57,955 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 334 with the following transitions: [2018-11-23 16:18:57,956 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [617], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [714], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:18:57,960 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:18:57,960 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:18:58,468 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 16:18:58,468 INFO L272 AbstractInterpreter]: Visited 108 different actions 311 times. Merged at 4 different actions 7 times. Never widened. Performed 3331 root evaluator evaluations with a maximum evaluation depth of 15. Performed 3331 inverse root evaluator evaluations with a maximum inverse evaluation depth of 15. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 16:18:58,473 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:18:58,473 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 16:18:58,901 INFO L227 lantSequenceWeakener]: Weakened 330 states. On average, predicates are now at 84.02% of their original sizes. [2018-11-23 16:18:58,901 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 16:18:58,976 INFO L415 sIntCurrentIteration]: We unified 332 AI predicates to 332 [2018-11-23 16:18:58,976 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 16:18:58,976 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 16:18:58,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 18 [2018-11-23 16:18:58,976 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:18:58,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 16:18:58,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 16:18:58,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 16:18:58,977 INFO L87 Difference]: Start difference. First operand 16589 states and 20686 transitions. Second operand 9 states. [2018-11-23 16:19:15,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:19:15,052 INFO L93 Difference]: Finished difference Result 33492 states and 41798 transitions. [2018-11-23 16:19:15,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 16:19:15,052 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 333 [2018-11-23 16:19:15,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:19:15,100 INFO L225 Difference]: With dead ends: 33492 [2018-11-23 16:19:15,100 INFO L226 Difference]: Without dead ends: 17216 [2018-11-23 16:19:15,135 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 338 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-11-23 16:19:15,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17216 states. [2018-11-23 16:19:15,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17216 to 17214. [2018-11-23 16:19:15,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17214 states. [2018-11-23 16:19:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17214 states to 17214 states and 21356 transitions. [2018-11-23 16:19:15,392 INFO L78 Accepts]: Start accepts. Automaton has 17214 states and 21356 transitions. Word has length 333 [2018-11-23 16:19:15,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:19:15,392 INFO L480 AbstractCegarLoop]: Abstraction has 17214 states and 21356 transitions. [2018-11-23 16:19:15,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 16:19:15,393 INFO L276 IsEmpty]: Start isEmpty. Operand 17214 states and 21356 transitions. [2018-11-23 16:19:15,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-23 16:19:15,401 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:19:15,401 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:19:15,402 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:19:15,402 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:19:15,402 INFO L82 PathProgramCache]: Analyzing trace with hash -61230667, now seen corresponding path program 1 times [2018-11-23 16:19:15,402 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:19:15,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:19:15,403 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:19:15,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:19:15,403 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:19:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:19:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:19:15,659 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:19:15,659 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:19:15,659 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 431 with the following transitions: [2018-11-23 16:19:15,660 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:19:15,667 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:19:15,667 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:19:16,630 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:19:16,630 INFO L272 AbstractInterpreter]: Visited 295 different actions 1165 times. Merged at 6 different actions 17 times. Never widened. Performed 16625 root evaluator evaluations with a maximum evaluation depth of 16. Performed 16625 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 16:19:16,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:19:16,635 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:19:16,635 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:19:16,636 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:19:16,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:19:16,644 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:19:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:19:16,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:19:16,982 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:19:16,983 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:19:17,213 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 16:19:17,237 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 16:19:17,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 16:19:17,237 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 16:19:17,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 16:19:17,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 16:19:17,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-23 16:19:17,239 INFO L87 Difference]: Start difference. First operand 17214 states and 21356 transitions. Second operand 9 states. [2018-11-23 16:19:21,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:19:21,624 INFO L93 Difference]: Finished difference Result 42392 states and 59809 transitions. [2018-11-23 16:19:21,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 16:19:21,625 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 430 [2018-11-23 16:19:21,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:19:21,732 INFO L225 Difference]: With dead ends: 42392 [2018-11-23 16:19:21,732 INFO L226 Difference]: Without dead ends: 26116 [2018-11-23 16:19:21,829 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 881 GetRequests, 862 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-11-23 16:19:21,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26116 states. [2018-11-23 16:19:22,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26116 to 26004. [2018-11-23 16:19:22,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26004 states. [2018-11-23 16:19:22,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26004 states to 26004 states and 33064 transitions. [2018-11-23 16:19:22,388 INFO L78 Accepts]: Start accepts. Automaton has 26004 states and 33064 transitions. Word has length 430 [2018-11-23 16:19:22,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:19:22,389 INFO L480 AbstractCegarLoop]: Abstraction has 26004 states and 33064 transitions. [2018-11-23 16:19:22,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 16:19:22,389 INFO L276 IsEmpty]: Start isEmpty. Operand 26004 states and 33064 transitions. [2018-11-23 16:19:22,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2018-11-23 16:19:22,404 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:19:22,405 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:19:22,405 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:19:22,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:19:22,405 INFO L82 PathProgramCache]: Analyzing trace with hash 224191799, now seen corresponding path program 1 times [2018-11-23 16:19:22,405 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:19:22,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:19:22,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:19:22,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:19:22,407 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:19:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:19:22,693 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 327 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 16:19:22,693 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:19:22,693 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:19:22,693 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 440 with the following transitions: [2018-11-23 16:19:22,694 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:19:22,697 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:19:22,697 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:19:23,426 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:19:23,426 INFO L272 AbstractInterpreter]: Visited 210 different actions 1034 times. Merged at 7 different actions 27 times. Never widened. Performed 13897 root evaluator evaluations with a maximum evaluation depth of 16. Performed 13897 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 7 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 16:19:23,429 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:19:23,430 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:19:23,430 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:19:23,430 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:19:23,437 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:19:23,438 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:19:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:19:23,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:19:23,630 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 327 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 16:19:23,630 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:19:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 327 proven. 2 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 16:19:23,814 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 16:19:23,814 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-23 16:19:23,814 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 16:19:23,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 16:19:23,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 16:19:23,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-23 16:19:23,815 INFO L87 Difference]: Start difference. First operand 26004 states and 33064 transitions. Second operand 9 states. [2018-11-23 16:19:28,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:19:28,776 INFO L93 Difference]: Finished difference Result 54304 states and 69525 transitions. [2018-11-23 16:19:28,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 16:19:28,777 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 439 [2018-11-23 16:19:28,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:19:28,849 INFO L225 Difference]: With dead ends: 54304 [2018-11-23 16:19:28,850 INFO L226 Difference]: Without dead ends: 29238 [2018-11-23 16:19:28,943 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 901 GetRequests, 882 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-11-23 16:19:28,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29238 states. [2018-11-23 16:19:29,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29238 to 29058. [2018-11-23 16:19:29,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29058 states. [2018-11-23 16:19:29,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29058 states to 29058 states and 34107 transitions. [2018-11-23 16:19:29,279 INFO L78 Accepts]: Start accepts. Automaton has 29058 states and 34107 transitions. Word has length 439 [2018-11-23 16:19:29,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:19:29,279 INFO L480 AbstractCegarLoop]: Abstraction has 29058 states and 34107 transitions. [2018-11-23 16:19:29,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 16:19:29,280 INFO L276 IsEmpty]: Start isEmpty. Operand 29058 states and 34107 transitions. [2018-11-23 16:19:29,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2018-11-23 16:19:29,307 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:19:29,308 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:19:29,308 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:19:29,308 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:19:29,308 INFO L82 PathProgramCache]: Analyzing trace with hash -2135833509, now seen corresponding path program 1 times [2018-11-23 16:19:29,308 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:19:29,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:19:29,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:19:29,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:19:29,309 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:19:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:19:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 120 proven. 618 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 16:19:30,402 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:19:30,402 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:19:30,402 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 608 with the following transitions: [2018-11-23 16:19:30,402 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [644], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [691], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1060], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:19:30,405 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:19:30,405 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:19:31,190 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:19:31,191 INFO L272 AbstractInterpreter]: Visited 211 different actions 1041 times. Merged at 8 different actions 29 times. Never widened. Performed 13954 root evaluator evaluations with a maximum evaluation depth of 16. Performed 13954 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 9 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 16:19:31,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:19:31,194 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:19:31,194 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:19:31,194 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:19:31,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:19:31,201 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:19:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:19:31,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:19:31,857 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 589 proven. 41 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-23 16:19:31,857 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:19:32,474 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 220 proven. 508 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 16:19:32,493 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 16:19:32,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9, 9] total 25 [2018-11-23 16:19:32,494 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 16:19:32,494 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-23 16:19:32,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-23 16:19:32,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=495, Unknown=0, NotChecked=0, Total=600 [2018-11-23 16:19:32,495 INFO L87 Difference]: Start difference. First operand 29058 states and 34107 transitions. Second operand 20 states. [2018-11-23 16:20:06,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:20:06,739 INFO L93 Difference]: Finished difference Result 86998 states and 126233 transitions. [2018-11-23 16:20:06,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2018-11-23 16:20:06,739 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 607 [2018-11-23 16:20:06,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:20:07,151 INFO L225 Difference]: With dead ends: 86998 [2018-11-23 16:20:07,151 INFO L226 Difference]: Without dead ends: 56594 [2018-11-23 16:20:07,364 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1457 GetRequests, 1303 SyntacticMatches, 2 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9046 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=3523, Invalid=20039, Unknown=0, NotChecked=0, Total=23562 [2018-11-23 16:20:07,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56594 states. [2018-11-23 16:20:08,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56594 to 51087. [2018-11-23 16:20:08,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51087 states. [2018-11-23 16:20:09,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51087 states to 51087 states and 62850 transitions. [2018-11-23 16:20:09,021 INFO L78 Accepts]: Start accepts. Automaton has 51087 states and 62850 transitions. Word has length 607 [2018-11-23 16:20:09,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:20:09,022 INFO L480 AbstractCegarLoop]: Abstraction has 51087 states and 62850 transitions. [2018-11-23 16:20:09,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-23 16:20:09,022 INFO L276 IsEmpty]: Start isEmpty. Operand 51087 states and 62850 transitions. [2018-11-23 16:20:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2018-11-23 16:20:09,059 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:20:09,059 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:20:09,059 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:20:09,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:09,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1328362317, now seen corresponding path program 1 times [2018-11-23 16:20:09,060 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:20:09,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:09,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:09,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:09,061 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:20:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 524 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-11-23 16:20:09,418 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:09,418 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:20:09,419 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 660 with the following transitions: [2018-11-23 16:20:09,419 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [566], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:20:09,424 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:20:09,424 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:20:13,605 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:20:13,605 INFO L272 AbstractInterpreter]: Visited 299 different actions 1181 times. Merged at 8 different actions 23 times. Never widened. Performed 16571 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16571 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 8 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 16:20:13,606 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:13,607 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:20:13,607 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:13,607 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:20:13,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:13,615 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:20:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:13,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:20:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 524 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-11-23 16:20:14,065 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:20:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 524 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2018-11-23 16:20:14,333 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 16:20:14,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-23 16:20:14,333 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 16:20:14,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 16:20:14,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 16:20:14,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-11-23 16:20:14,334 INFO L87 Difference]: Start difference. First operand 51087 states and 62850 transitions. Second operand 8 states. [2018-11-23 16:20:19,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:20:19,917 INFO L93 Difference]: Finished difference Result 107316 states and 134421 transitions. [2018-11-23 16:20:19,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 16:20:19,917 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 659 [2018-11-23 16:20:19,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:20:20,067 INFO L225 Difference]: With dead ends: 107316 [2018-11-23 16:20:20,068 INFO L226 Difference]: Without dead ends: 56576 [2018-11-23 16:20:20,204 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1327 GetRequests, 1316 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-11-23 16:20:20,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56576 states. [2018-11-23 16:20:20,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56576 to 55555. [2018-11-23 16:20:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55555 states. [2018-11-23 16:20:21,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55555 states to 55555 states and 64414 transitions. [2018-11-23 16:20:21,090 INFO L78 Accepts]: Start accepts. Automaton has 55555 states and 64414 transitions. Word has length 659 [2018-11-23 16:20:21,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:20:21,091 INFO L480 AbstractCegarLoop]: Abstraction has 55555 states and 64414 transitions. [2018-11-23 16:20:21,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 16:20:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 55555 states and 64414 transitions. [2018-11-23 16:20:21,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2018-11-23 16:20:21,139 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:20:21,140 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:20:21,140 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:20:21,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:21,140 INFO L82 PathProgramCache]: Analyzing trace with hash 1801500220, now seen corresponding path program 1 times [2018-11-23 16:20:21,141 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:20:21,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:21,141 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:21,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:21,142 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:20:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:21,458 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2018-11-23 16:20:21,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 16:20:21,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 16:20:21,459 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:20:21,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 16:20:21,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 16:20:21,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 16:20:21,460 INFO L87 Difference]: Start difference. First operand 55555 states and 64414 transitions. Second operand 3 states. [2018-11-23 16:20:23,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:20:23,724 INFO L93 Difference]: Finished difference Result 109035 states and 127681 transitions. [2018-11-23 16:20:23,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 16:20:23,724 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 713 [2018-11-23 16:20:23,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:20:23,827 INFO L225 Difference]: With dead ends: 109035 [2018-11-23 16:20:23,827 INFO L226 Difference]: Without dead ends: 54818 [2018-11-23 16:20:23,924 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 [2018-11-23 16:20:23,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54818 states. [2018-11-23 16:20:24,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54818 to 53054. [2018-11-23 16:20:24,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53054 states. [2018-11-23 16:20:24,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53054 states to 53054 states and 60821 transitions. [2018-11-23 16:20:24,575 INFO L78 Accepts]: Start accepts. Automaton has 53054 states and 60821 transitions. Word has length 713 [2018-11-23 16:20:24,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:20:24,575 INFO L480 AbstractCegarLoop]: Abstraction has 53054 states and 60821 transitions. [2018-11-23 16:20:24,575 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 16:20:24,575 INFO L276 IsEmpty]: Start isEmpty. Operand 53054 states and 60821 transitions. [2018-11-23 16:20:24,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 742 [2018-11-23 16:20:24,607 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:20:24,607 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:20:24,607 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:20:24,607 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:24,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1545964960, now seen corresponding path program 1 times [2018-11-23 16:20:24,608 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:20:24,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:24,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:24,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:24,608 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:20:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:25,059 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2018-11-23 16:20:25,059 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 16:20:25,059 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 16:20:25,059 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:20:25,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 16:20:25,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 16:20:25,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-23 16:20:25,060 INFO L87 Difference]: Start difference. First operand 53054 states and 60821 transitions. Second operand 5 states. [2018-11-23 16:20:28,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:20:28,761 INFO L93 Difference]: Finished difference Result 140717 states and 162934 transitions. [2018-11-23 16:20:28,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 16:20:28,761 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 741 [2018-11-23 16:20:28,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:20:28,816 INFO L225 Difference]: With dead ends: 140717 [2018-11-23 16:20:28,816 INFO L226 Difference]: Without dead ends: 30359 [2018-11-23 16:20:29,015 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-23 16:20:29,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30359 states. [2018-11-23 16:20:29,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30359 to 22775. [2018-11-23 16:20:29,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22775 states. [2018-11-23 16:20:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22775 states to 22775 states and 24365 transitions. [2018-11-23 16:20:29,317 INFO L78 Accepts]: Start accepts. Automaton has 22775 states and 24365 transitions. Word has length 741 [2018-11-23 16:20:29,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:20:29,317 INFO L480 AbstractCegarLoop]: Abstraction has 22775 states and 24365 transitions. [2018-11-23 16:20:29,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 16:20:29,317 INFO L276 IsEmpty]: Start isEmpty. Operand 22775 states and 24365 transitions. [2018-11-23 16:20:29,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 831 [2018-11-23 16:20:29,328 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:20:29,329 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:20:29,329 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:20:29,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:29,329 INFO L82 PathProgramCache]: Analyzing trace with hash -1141627756, now seen corresponding path program 1 times [2018-11-23 16:20:29,329 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:20:29,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:29,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:29,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:29,331 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:20:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:29,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2018-11-23 16:20:29,793 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:29,793 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:20:29,794 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 831 with the following transitions: [2018-11-23 16:20:29,794 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [857], [860], [864], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:20:29,799 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:20:29,800 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:20:33,578 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:20:33,578 INFO L272 AbstractInterpreter]: Visited 299 different actions 885 times. Merged at 8 different actions 14 times. Never widened. Performed 12266 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12266 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 16:20:33,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:33,581 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:20:33,581 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:33,581 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:20:33,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:33,588 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:20:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:33,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:20:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2018-11-23 16:20:33,937 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:20:34,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2018-11-23 16:20:34,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-23 16:20:34,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 4 [2018-11-23 16:20:34,174 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:20:34,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 16:20:34,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 16:20:34,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 16:20:34,175 INFO L87 Difference]: Start difference. First operand 22775 states and 24365 transitions. Second operand 3 states. [2018-11-23 16:20:34,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:20:34,824 INFO L93 Difference]: Finished difference Result 44611 states and 47775 transitions. [2018-11-23 16:20:34,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 16:20:34,825 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 830 [2018-11-23 16:20:34,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:20:34,860 INFO L225 Difference]: With dead ends: 44611 [2018-11-23 16:20:34,860 INFO L226 Difference]: Without dead ends: 22766 [2018-11-23 16:20:34,880 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1662 GetRequests, 1660 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 16:20:34,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22766 states. [2018-11-23 16:20:35,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22766 to 22766. [2018-11-23 16:20:35,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22766 states. [2018-11-23 16:20:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22766 states to 22766 states and 24338 transitions. [2018-11-23 16:20:35,129 INFO L78 Accepts]: Start accepts. Automaton has 22766 states and 24338 transitions. Word has length 830 [2018-11-23 16:20:35,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:20:35,130 INFO L480 AbstractCegarLoop]: Abstraction has 22766 states and 24338 transitions. [2018-11-23 16:20:35,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 16:20:35,130 INFO L276 IsEmpty]: Start isEmpty. Operand 22766 states and 24338 transitions. [2018-11-23 16:20:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 955 [2018-11-23 16:20:35,146 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:20:35,147 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:20:35,147 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:20:35,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:35,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1062626715, now seen corresponding path program 1 times [2018-11-23 16:20:35,147 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:20:35,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:35,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:35,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:35,148 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:20:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:35,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 815 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-11-23 16:20:35,914 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:35,914 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:20:35,914 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 955 with the following transitions: [2018-11-23 16:20:35,914 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1444], [1449], [1451], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:20:35,917 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:20:35,918 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:20:39,042 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:20:39,042 INFO L272 AbstractInterpreter]: Visited 299 different actions 887 times. Merged at 8 different actions 16 times. Never widened. Performed 12290 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12290 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 16:20:39,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:39,044 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:20:39,044 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:39,044 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:20:39,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:39,051 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:20:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:39,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:20:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 815 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-11-23 16:20:39,532 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:20:40,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 815 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2018-11-23 16:20:40,062 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 16:20:40,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 11 [2018-11-23 16:20:40,063 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 16:20:40,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 16:20:40,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 16:20:40,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 16:20:40,064 INFO L87 Difference]: Start difference. First operand 22766 states and 24338 transitions. Second operand 8 states. [2018-11-23 16:20:41,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:20:41,924 INFO L93 Difference]: Finished difference Result 53017 states and 56779 transitions. [2018-11-23 16:20:41,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 16:20:41,925 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 954 [2018-11-23 16:20:41,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:20:41,973 INFO L225 Difference]: With dead ends: 53017 [2018-11-23 16:20:41,973 INFO L226 Difference]: Without dead ends: 30870 [2018-11-23 16:20:41,995 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1925 GetRequests, 1909 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2018-11-23 16:20:42,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30870 states. [2018-11-23 16:20:42,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30870 to 30824. [2018-11-23 16:20:42,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30824 states. [2018-11-23 16:20:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30824 states to 30824 states and 32823 transitions. [2018-11-23 16:20:42,354 INFO L78 Accepts]: Start accepts. Automaton has 30824 states and 32823 transitions. Word has length 954 [2018-11-23 16:20:42,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:20:42,355 INFO L480 AbstractCegarLoop]: Abstraction has 30824 states and 32823 transitions. [2018-11-23 16:20:42,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 16:20:42,355 INFO L276 IsEmpty]: Start isEmpty. Operand 30824 states and 32823 transitions. [2018-11-23 16:20:42,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 960 [2018-11-23 16:20:42,371 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:20:42,371 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:20:42,371 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:20:42,371 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:42,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1963958521, now seen corresponding path program 1 times [2018-11-23 16:20:42,372 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:20:42,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:42,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:42,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:42,373 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:20:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:42,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2018-11-23 16:20:42,879 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:42,879 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:20:42,879 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 960 with the following transitions: [2018-11-23 16:20:42,879 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1478], [1483], [1485], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:20:42,883 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:20:42,883 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:20:46,438 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:20:46,438 INFO L272 AbstractInterpreter]: Visited 299 different actions 891 times. Merged at 8 different actions 20 times. Never widened. Performed 12363 root evaluator evaluations with a maximum evaluation depth of 20. Performed 12363 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 5 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-23 16:20:46,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:46,442 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:20:46,442 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:46,442 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:20:46,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:46,450 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:20:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:46,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:20:46,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 762 proven. 0 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2018-11-23 16:20:46,857 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:20:47,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 222 proven. 2 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2018-11-23 16:20:47,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-23 16:20:47,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-11-23 16:20:47,222 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 16:20:47,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 16:20:47,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 16:20:47,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 16:20:47,223 INFO L87 Difference]: Start difference. First operand 30824 states and 32823 transitions. Second operand 3 states. [2018-11-23 16:20:48,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:20:48,267 INFO L93 Difference]: Finished difference Result 61620 states and 65819 transitions. [2018-11-23 16:20:48,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 16:20:48,268 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 959 [2018-11-23 16:20:48,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:20:48,317 INFO L225 Difference]: With dead ends: 61620 [2018-11-23 16:20:48,317 INFO L226 Difference]: Without dead ends: 31726 [2018-11-23 16:20:48,347 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1920 GetRequests, 1919 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 16:20:48,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31726 states. [2018-11-23 16:20:48,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31726 to 31419. [2018-11-23 16:20:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31419 states. [2018-11-23 16:20:48,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31419 states to 31419 states and 33257 transitions. [2018-11-23 16:20:48,703 INFO L78 Accepts]: Start accepts. Automaton has 31419 states and 33257 transitions. Word has length 959 [2018-11-23 16:20:48,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:20:48,704 INFO L480 AbstractCegarLoop]: Abstraction has 31419 states and 33257 transitions. [2018-11-23 16:20:48,704 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 16:20:48,704 INFO L276 IsEmpty]: Start isEmpty. Operand 31419 states and 33257 transitions. [2018-11-23 16:20:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2018-11-23 16:20:48,718 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:20:48,719 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:20:48,719 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:20:48,719 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:48,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1078209007, now seen corresponding path program 1 times [2018-11-23 16:20:48,720 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:20:48,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:48,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:48,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:20:48,720 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:20:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:49,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 6 proven. 226 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2018-11-23 16:20:49,543 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:49,543 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:20:49,543 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 981 with the following transitions: [2018-11-23 16:20:49,543 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [758], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1428], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1562], [1566], [1570], [1573], [1578], [1580], [1581], [1585], [1589], [1593], [1597], [1601], [1612], [1616], [1620], [1623], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:20:49,547 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:20:49,547 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:20:52,258 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:20:52,258 INFO L272 AbstractInterpreter]: Visited 299 different actions 1191 times. Merged at 8 different actions 29 times. Widened at 1 different actions 1 times. Performed 16932 root evaluator evaluations with a maximum evaluation depth of 20. Performed 16932 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 9 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 16:20:52,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:20:52,260 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:20:52,260 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:20:52,260 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:20:52,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:20:52,266 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:20:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:20:52,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:20:53,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 814 proven. 2 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2018-11-23 16:20:53,178 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:20:53,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 814 proven. 2 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2018-11-23 16:20:53,852 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 16:20:53,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 15 [2018-11-23 16:20:53,852 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 16:20:53,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 16:20:53,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 16:20:53,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-11-23 16:20:53,853 INFO L87 Difference]: Start difference. First operand 31419 states and 33257 transitions. Second operand 13 states. [2018-11-23 16:21:14,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:21:14,581 INFO L93 Difference]: Finished difference Result 85157 states and 90036 transitions. [2018-11-23 16:21:14,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-11-23 16:21:14,582 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 980 [2018-11-23 16:21:14,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:21:14,663 INFO L225 Difference]: With dead ends: 85157 [2018-11-23 16:21:14,663 INFO L226 Difference]: Without dead ends: 54668 [2018-11-23 16:21:14,694 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2085 GetRequests, 2012 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1668 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1157, Invalid=3955, Unknown=0, NotChecked=0, Total=5112 [2018-11-23 16:21:14,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54668 states. [2018-11-23 16:21:15,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54668 to 46600. [2018-11-23 16:21:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46600 states. [2018-11-23 16:21:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46600 states to 46600 states and 48788 transitions. [2018-11-23 16:21:15,281 INFO L78 Accepts]: Start accepts. Automaton has 46600 states and 48788 transitions. Word has length 980 [2018-11-23 16:21:15,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:21:15,282 INFO L480 AbstractCegarLoop]: Abstraction has 46600 states and 48788 transitions. [2018-11-23 16:21:15,282 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 16:21:15,282 INFO L276 IsEmpty]: Start isEmpty. Operand 46600 states and 48788 transitions. [2018-11-23 16:21:15,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1195 [2018-11-23 16:21:15,313 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:21:15,313 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:21:15,314 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:21:15,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:21:15,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1978925778, now seen corresponding path program 1 times [2018-11-23 16:21:15,314 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:21:15,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:21:15,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:21:15,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:21:15,315 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:21:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:21:15,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 728 proven. 262 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2018-11-23 16:21:15,895 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:21:15,895 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:21:15,895 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1195 with the following transitions: [2018-11-23 16:21:15,895 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [842], [847], [849], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1210], [1214], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1455], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:21:15,899 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:21:15,899 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:21:17,101 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:21:17,101 INFO L272 AbstractInterpreter]: Visited 293 different actions 1447 times. Merged at 9 different actions 34 times. Widened at 1 different actions 1 times. Performed 20629 root evaluator evaluations with a maximum evaluation depth of 19. Performed 20629 inverse root evaluator evaluations with a maximum inverse evaluation depth of 19. Found 18 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 16:21:17,105 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:21:17,105 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:21:17,105 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:21:17,105 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:21:17,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:21:17,112 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:21:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:21:17,272 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:21:17,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 1806 proven. 2 refuted. 0 times theorem prover too weak. 749 trivial. 0 not checked. [2018-11-23 16:21:17,721 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:21:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 728 proven. 262 refuted. 0 times theorem prover too weak. 1567 trivial. 0 not checked. [2018-11-23 16:21:18,390 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 16:21:18,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2018-11-23 16:21:18,391 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 16:21:18,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 16:21:18,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 16:21:18,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-11-23 16:21:18,393 INFO L87 Difference]: Start difference. First operand 46600 states and 48788 transitions. Second operand 6 states. [2018-11-23 16:21:20,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:21:20,704 INFO L93 Difference]: Finished difference Result 95390 states and 99931 transitions. [2018-11-23 16:21:20,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 16:21:20,705 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1194 [2018-11-23 16:21:20,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:21:20,789 INFO L225 Difference]: With dead ends: 95390 [2018-11-23 16:21:20,789 INFO L226 Difference]: Without dead ends: 49103 [2018-11-23 16:21:20,833 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2402 GetRequests, 2389 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2018-11-23 16:21:20,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49103 states. [2018-11-23 16:21:21,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49103 to 47222. [2018-11-23 16:21:21,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47222 states. [2018-11-23 16:21:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47222 states to 47222 states and 49339 transitions. [2018-11-23 16:21:21,376 INFO L78 Accepts]: Start accepts. Automaton has 47222 states and 49339 transitions. Word has length 1194 [2018-11-23 16:21:21,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:21:21,377 INFO L480 AbstractCegarLoop]: Abstraction has 47222 states and 49339 transitions. [2018-11-23 16:21:21,377 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 16:21:21,377 INFO L276 IsEmpty]: Start isEmpty. Operand 47222 states and 49339 transitions. [2018-11-23 16:21:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1220 [2018-11-23 16:21:21,409 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:21:21,410 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:21:21,410 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:21:21,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:21:21,411 INFO L82 PathProgramCache]: Analyzing trace with hash -898014949, now seen corresponding path program 1 times [2018-11-23 16:21:21,411 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:21:21,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:21:21,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:21:21,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:21:21,412 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:21:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:21:22,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 903 proven. 733 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2018-11-23 16:21:22,501 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:21:22,501 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:21:22,501 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1220 with the following transitions: [2018-11-23 16:21:22,501 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1194], [1197], [1201], [1202], [1206], [1209], [1210], [1214], [1217], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:21:22,505 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:21:22,505 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:21:27,175 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:21:27,175 INFO L272 AbstractInterpreter]: Visited 291 different actions 1147 times. Merged at 10 different actions 28 times. Never widened. Performed 15709 root evaluator evaluations with a maximum evaluation depth of 23. Performed 15709 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 10 fixpoints after 4 different actions. Largest state had 24 variables. [2018-11-23 16:21:27,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:21:27,178 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:21:27,178 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:21:27,178 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:21:27,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:21:27,186 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:21:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:21:27,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:21:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1712 trivial. 0 not checked. [2018-11-23 16:21:27,919 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:21:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2768 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1712 trivial. 0 not checked. [2018-11-23 16:21:28,431 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 16:21:28,431 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-11-23 16:21:28,431 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 16:21:28,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 16:21:28,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 16:21:28,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2018-11-23 16:21:28,433 INFO L87 Difference]: Start difference. First operand 47222 states and 49339 transitions. Second operand 11 states. [2018-11-23 16:21:31,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:21:31,154 INFO L93 Difference]: Finished difference Result 90720 states and 95085 transitions. [2018-11-23 16:21:31,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 16:21:31,155 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1219 [2018-11-23 16:21:31,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:21:31,225 INFO L225 Difference]: With dead ends: 90720 [2018-11-23 16:21:31,225 INFO L226 Difference]: Without dead ends: 44428 [2018-11-23 16:21:31,265 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2470 GetRequests, 2443 SyntacticMatches, 5 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2018-11-23 16:21:31,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44428 states. [2018-11-23 16:21:31,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44428 to 40691. [2018-11-23 16:21:31,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40691 states. [2018-11-23 16:21:31,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40691 states to 40691 states and 41913 transitions. [2018-11-23 16:21:31,771 INFO L78 Accepts]: Start accepts. Automaton has 40691 states and 41913 transitions. Word has length 1219 [2018-11-23 16:21:31,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:21:31,772 INFO L480 AbstractCegarLoop]: Abstraction has 40691 states and 41913 transitions. [2018-11-23 16:21:31,772 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 16:21:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 40691 states and 41913 transitions. [2018-11-23 16:21:31,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1256 [2018-11-23 16:21:31,799 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 16:21:31,799 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 16:21:31,799 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 16:21:31,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:21:31,800 INFO L82 PathProgramCache]: Analyzing trace with hash -2051338641, now seen corresponding path program 1 times [2018-11-23 16:21:31,800 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 16:21:31,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:21:31,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:21:31,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 16:21:31,801 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 16:21:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:21:32,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2810 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2018-11-23 16:21:32,414 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:21:32,414 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 16:21:32,414 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1256 with the following transitions: [2018-11-23 16:21:32,414 INFO L202 CegarAbsIntRunner]: [0], [1], [74], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [453], [455], [458], [466], [474], [482], [490], [498], [506], [514], [522], [530], [538], [546], [554], [562], [567], [571], [582], [586], [590], [594], [598], [602], [606], [610], [614], [618], [622], [626], [630], [641], [645], [649], [653], [657], [668], [672], [676], [680], [684], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [783], [787], [798], [809], [813], [824], [835], [839], [850], [854], [865], [869], [873], [877], [881], [885], [888], [891], [895], [896], [900], [904], [908], [912], [916], [920], [924], [935], [939], [943], [947], [951], [955], [959], [963], [967], [971], [974], [975], [979], [983], [987], [991], [1002], [1006], [1010], [1014], [1018], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1072], [1076], [1080], [1084], [1088], [1092], [1096], [1100], [1104], [1108], [1112], [1116], [1120], [1124], [1128], [1132], [1136], [1140], [1144], [1148], [1152], [1156], [1160], [1164], [1168], [1172], [1176], [1180], [1191], [1202], [1206], [1209], [1210], [1214], [1217], [1218], [1229], [1233], [1237], [1241], [1245], [1256], [1260], [1264], [1268], [1272], [1276], [1280], [1284], [1288], [1292], [1296], [1300], [1304], [1308], [1312], [1316], [1320], [1324], [1328], [1332], [1336], [1340], [1344], [1348], [1352], [1356], [1359], [1364], [1366], [1367], [1371], [1375], [1379], [1383], [1394], [1398], [1402], [1406], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1452], [1456], [1460], [1471], [1475], [1486], [1490], [1494], [1498], [1502], [1506], [1510], [1514], [1518], [1522], [1526], [1530], [1534], [1538], [1542], [1546], [1550], [1554], [1558], [1561], [1635], [1639], [1648], [1652], [1654], [1661], [1662], [1663], [1665], [1666] [2018-11-23 16:21:32,416 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 16:21:32,416 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 16:21:36,564 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 16:21:36,564 INFO L272 AbstractInterpreter]: Visited 291 different actions 1154 times. Merged at 10 different actions 35 times. Widened at 1 different actions 1 times. Performed 15743 root evaluator evaluations with a maximum evaluation depth of 23. Performed 15743 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 10 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 16:21:36,569 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 16:21:36,569 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 16:21:36,570 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 16:21:36,570 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/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 [2018-11-23 16:21:36,578 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 16:21:36,578 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 16:21:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 16:21:36,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 16:21:37,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2810 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2018-11-23 16:21:37,285 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 16:21:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2810 backedges. 1054 proven. 2 refuted. 0 times theorem prover too weak. 1754 trivial. 0 not checked. [2018-11-23 16:21:37,952 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 16:21:37,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2018-11-23 16:21:37,953 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 16:21:37,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 16:21:37,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 16:21:37,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-23 16:21:37,954 INFO L87 Difference]: Start difference. First operand 40691 states and 41913 transitions. Second operand 7 states. [2018-11-23 16:21:40,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 16:21:40,953 INFO L93 Difference]: Finished difference Result 80378 states and 82889 transitions. [2018-11-23 16:21:40,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 16:21:40,954 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1255 [2018-11-23 16:21:40,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 16:21:40,955 INFO L225 Difference]: With dead ends: 80378 [2018-11-23 16:21:40,955 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 16:21:40,997 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2532 GetRequests, 2514 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2018-11-23 16:21:40,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 16:21:40,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 16:21:40,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 16:21:40,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 16:21:40,998 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1255 [2018-11-23 16:21:40,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 16:21:40,999 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 16:21:40,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 16:21:40,999 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 16:21:40,999 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 16:21:41,003 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 16:21:41,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:41,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:42,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:43,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:44,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:44,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:44,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:44,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:44,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:44,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:44,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:44,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:44,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:45,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:45,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:45,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:45,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:46,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,165 WARN L180 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 1594 DAG size of output: 1317 [2018-11-23 16:21:47,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:47,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:48,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:48,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:48,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:48,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:48,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:48,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:48,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:48,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:49,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:51,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:51,915 WARN L180 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 1588 DAG size of output: 1312 [2018-11-23 16:21:51,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:52,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:21:53,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 16:22:03,179 WARN L180 SmtUtils]: Spent 9.31 s on a formula simplification. DAG size of input: 1207 DAG size of output: 209 [2018-11-23 16:22:12,718 WARN L180 SmtUtils]: Spent 9.50 s on a formula simplification. DAG size of input: 1244 DAG size of output: 225 [2018-11-23 16:22:24,467 WARN L180 SmtUtils]: Spent 11.73 s on a formula simplification. DAG size of input: 1321 DAG size of output: 132 [2018-11-23 16:22:35,956 WARN L180 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 1316 DAG size of output: 132 [2018-11-23 16:22:55,145 WARN L180 SmtUtils]: Spent 19.13 s on a formula simplification. DAG size of input: 1293 DAG size of output: 271 [2018-11-23 16:22:55,149 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 16:22:55,149 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)|)) [2018-11-23 16:22:55,149 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 16:22:55,149 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1658 1758) no Hoare annotation was computed. [2018-11-23 16:22:55,150 INFO L448 ceAbstractionStarter]: For program point L1749(lines 1749 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,150 INFO L448 ceAbstractionStarter]: For program point L1729(lines 1729 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,150 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1658 1758) the Hoare annotation is: (let ((.cse41 (+ |old(~a4~0)| 86)) (.cse40 (+ |old(~a0~0)| 98)) (.cse20 (= 4 |old(~a2~0)|))) (let ((.cse19 (= 2 |old(~a2~0)|)) (.cse34 (= 1 ~a2~0)) (.cse38 (+ |old(~a0~0)| 147)) (.cse39 (= |old(~a2~0)| ~a2~0)) (.cse8 (not .cse20)) (.cse14 (<= .cse40 0)) (.cse2 (= ~a29~0 |old(~a29~0)|)) (.cse25 (= ~a0~0 |old(~a0~0)|)) (.cse4 (= ~a4~0 |old(~a4~0)|)) (.cse22 (not (= 1 |old(~a2~0)|))) (.cse17 (< 0 (+ |old(~a29~0)| 127))) (.cse6 (< 0 (+ |old(~a0~0)| 61))) (.cse35 (<= .cse41 0))) (let ((.cse26 (forall ((v_prenex_6 Int)) (let ((.cse42 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse43 (div .cse42 9))) (or (< .cse42 0) (< |old(~a29~0)| (div .cse43 5)) (<= (+ v_prenex_6 16) 0) (not (= 0 (mod .cse43 5)))))))) (.cse33 (or .cse22 .cse17 (and .cse6 .cse35 (< (+ |old(~a29~0)| 143) 0)))) (.cse3 (= 2 ~a2~0)) (.cse28 (and .cse2 .cse25 (= 3 ~a2~0) .cse4)) (.cse36 (or .cse8 .cse14)) (.cse31 (<= (+ ~a0~0 386992) 0)) (.cse32 (< 0 (+ |old(~a0~0)| 386992))) (.cse29 (not (= 3 |old(~a2~0)|))) (.cse23 (< (+ |old(~a4~0)| 85) 0)) (.cse15 (and .cse2 .cse39 .cse25 .cse4)) (.cse24 (< (+ |old(~a0~0)| 600000) 0)) (.cse21 (<= (+ ~a0~0 147) 0)) (.cse1 (< 0 .cse38)) (.cse30 (< 0 (+ |old(~a4~0)| 504331))) (.cse18 (and .cse2 .cse34 .cse25 .cse4)) (.cse37 (< |old(~a0~0)| 146)) (.cse7 (< 0 .cse41)) (.cse16 (and .cse2 (= ~a2~0 2) .cse25 .cse4)) (.cse5 (not .cse19)) (.cse12 (< 0 (+ |old(~a4~0)| 42))) (.cse13 (not (= 5 |old(~a2~0)|))) (.cse11 (< 43 |old(~a29~0)|)) (.cse27 (< 0 .cse40)) (.cse10 (= 4 ~a2~0)) (.cse9 (<= (+ ~a0~0 61) 0)) (.cse0 (< 0 (+ |old(~a4~0)| 89)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse6 .cse7 .cse8 (and .cse2 .cse9 .cse10 .cse4) .cse11) (or .cse6 .cse12 .cse13 .cse11 .cse14 .cse15) (or .cse7 .cse14 .cse16 .cse17 .cse5) (or (not (= |old(~a2~0)| 1)) (< 0 (+ |old(~a29~0)| 144)) .cse7 (< (+ |old(~a0~0)| 97) 0) .cse18) (or .cse7 .cse19 .cse1 .cse20 .cse21) (or .cse6 .cse7 .cse19 (and .cse2 (= ~a2~0 |old(~a2~0)|) .cse9 .cse4) .cse20) (or .cse18 .cse12 (or .cse22 .cse11 .cse23) .cse24) (or .cse12 (and (and .cse2 .cse10 .cse4) .cse25) (< 0 (+ |old(~a0~0)| 108)) (and (or .cse8 .cse23) (or .cse8 .cse11)) .cse24) (or .cse23 .cse12 .cse15 .cse13 .cse26 .cse27 .cse24) (or .cse6 .cse7 .cse14 (and .cse2 .cse3 .cse9 .cse4) .cse5) (or .cse28 .cse7 .cse14 .cse29) (or .cse25 (or .cse8 .cse0 .cse11)) (or .cse7 .cse8 .cse1 .cse11 .cse21) (or .cse7 .cse15 .cse13 .cse14 .cse26) (or .cse12 .cse23 .cse28 .cse6 .cse11 .cse29) (or .cse25 (or .cse13 (or .cse30 .cse11))) (or .cse7 .cse31 .cse11 .cse32 .cse29) (or (or (or .cse7 .cse33) .cse24) (and (and .cse2 .cse34 .cse4) .cse25)) (or .cse7 .cse33 .cse32 .cse31) (or .cse7 .cse13 .cse11 .cse14 .cse15) (or (or .cse0 .cse11 .cse5) (and .cse3 .cse2 .cse25 .cse4)) (or (or .cse12 (or .cse23 .cse29) .cse27) .cse28) (or .cse16 .cse12 .cse35 .cse5 .cse27) (or .cse12 (or .cse6 .cse36) (and .cse2 .cse10 .cse25 .cse4)) (or (and (and .cse10 .cse4) .cse2 .cse25) (and (or .cse37 .cse12 .cse36) (or .cse7 .cse8 .cse11 .cse14))) (or .cse31 .cse0 .cse32) (or .cse12 (and (or .cse22 .cse1 .cse23) (or .cse22 .cse1 .cse11)) .cse24 (and .cse25 .cse4 (and .cse2 .cse34))) (or .cse6 .cse12 .cse25 (or .cse17 .cse29)) (or .cse6 .cse12 .cse11 .cse23 .cse5 .cse16) (or .cse12 .cse13 .cse15 .cse24 .cse1) (or .cse21 .cse0 .cse1) (or .cse6 .cse7 (< 0 (+ ~a0~0 98)) .cse14) (or .cse22 .cse30 .cse18 .cse37) (or .cse7 (< |old(~a29~0)| 44) .cse14 .cse16 .cse5) (or (or .cse12 .cse13 .cse11 (<= .cse38 0) .cse27) (and (and .cse2 .cse39 .cse4) .cse25)) (or .cse6 (and (and .cse2 .cse10) .cse9 .cse4) (or .cse8 .cse0)))))) [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1742(lines 1742 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1672(lines 1672 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1701(lines 1701 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1668(lines 1668 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1722(lines 1722 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1685(lines 1685 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1710(lines 1710 1721) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1710-2(lines 1710 1721) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1658 1758) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1706(lines 1706 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1735(lines 1735 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,151 INFO L448 ceAbstractionStarter]: For program point L1694(lines 1694 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L1661(lines 1661 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L1686(lines 1686 1693) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L1686-2(lines 1686 1693) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L1678(lines 1678 1756) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L829(lines 829 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L433(lines 433 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,152 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L830(lines 830 839) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L830-2(lines 830 839) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L1623(lines 1623 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L1030(lines 1030 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L634(lines 634 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,153 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L1494(lines 1494 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L1098(lines 1098 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L1231(lines 1231 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,154 INFO L448 ceAbstractionStarter]: For program point L1099(lines 1099 1107) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L1099-2(lines 1099 1107) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L439(lines 439 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 319) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 319) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L1629(lines 1629 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,155 INFO L448 ceAbstractionStarter]: For program point L1431(lines 1431 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L1365(lines 1365 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L1035(lines 1035 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L1300(lines 1300 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L1168(lines 1168 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 16:22:55,156 INFO L448 ceAbstractionStarter]: For program point L707(lines 707 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 586) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L575-2(lines 575 586) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 651) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L642-2(lines 642 651) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L1501(lines 1501 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,157 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L973(lines 973 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L1635(lines 1635 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L1371(lines 1371 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,158 INFO L448 ceAbstractionStarter]: For program point L1570(lines 1570 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L1438(lines 1438 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L1306(lines 1306 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L1108(lines 1108 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L1571(lines 1571 1581) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L1571-2(lines 1571 1581) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L1439(lines 1439 1448) no Hoare annotation was computed. [2018-11-23 16:22:55,159 INFO L448 ceAbstractionStarter]: For program point L1439-2(lines 1439 1448) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L845(lines 845 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L779(lines 779 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L1044(lines 1044 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L1243(lines 1243 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,160 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L1640(lines 1640 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L1508(lines 1508 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L1178(lines 1178 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L1378(lines 1378 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,161 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L652(lines 652 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L520(lines 520 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L1511(lines 1511 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L1115(lines 1115 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L1049(lines 1049 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 528) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L521-2(lines 521 528) no Hoare annotation was computed. [2018-11-23 16:22:55,162 INFO L448 ceAbstractionStarter]: For program point L1050(lines 1050 1061) no Hoare annotation was computed. [2018-11-23 16:22:55,163 INFO L448 ceAbstractionStarter]: For program point L1050-2(lines 1050 1061) no Hoare annotation was computed. [2018-11-23 16:22:55,163 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,163 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1656) the Hoare annotation is: (let ((.cse18 (= 4 |old(~a2~0)|)) (.cse41 (+ |old(~a0~0)| 98))) (let ((.cse10 (<= .cse41 0)) (.cse15 (= 2 |old(~a2~0)|)) (.cse38 (not .cse18)) (.cse9 (< 43 |old(~a29~0)|)) (.cse36 (= 4 ~a2~0)) (.cse22 (+ |old(~a0~0)| 147)) (.cse24 (= |old(~a2~0)| ~a2~0)) (.cse2 (= ~a29~0 |old(~a29~0)|)) (.cse29 (= 1 ~a2~0)) (.cse30 (= ~a0~0 |old(~a0~0)|)) (.cse4 (= ~a4~0 |old(~a4~0)|))) (let ((.cse16 (= ~a2~0 |old(~a2~0)|)) (.cse20 (< 0 (+ |old(~a0~0)| 386992))) (.cse21 (<= (+ ~a0~0 386992) 0)) (.cse3 (= 2 ~a2~0)) (.cse17 (<= (+ ~a0~0 61) 0)) (.cse25 (and .cse2 .cse29 .cse30 .cse4)) (.cse27 (not (= 1 |old(~a2~0)|))) (.cse33 (and .cse2 .cse30 (= 3 ~a2~0) .cse4)) (.cse11 (and .cse2 .cse24 .cse30 .cse4)) (.cse31 (forall ((v_prenex_6 Int)) (let ((.cse42 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse43 (div .cse42 9))) (or (< .cse42 0) (< |old(~a29~0)| (div .cse43 5)) (<= (+ v_prenex_6 16) 0) (not (= 0 (mod .cse43 5)))))))) (.cse23 (< 0 .cse41)) (.cse0 (< 0 (+ |old(~a4~0)| 89))) (.cse1 (< 0 .cse22)) (.cse19 (<= (+ ~a0~0 147) 0)) (.cse35 (and .cse2 .cse36)) (.cse26 (< (+ |old(~a0~0)| 600000) 0)) (.cse37 (or .cse38 .cse9)) (.cse28 (< (+ |old(~a4~0)| 85) 0)) (.cse14 (< 0 (+ |old(~a29~0)| 127))) (.cse32 (not (= 3 |old(~a2~0)|))) (.cse40 (< 0 (+ |old(~a4~0)| 504331))) (.cse8 (not (= 5 |old(~a2~0)|))) (.cse6 (< 0 (+ |old(~a0~0)| 61))) (.cse13 (and .cse2 (= ~a2~0 2) .cse30 .cse4)) (.cse5 (not .cse15)) (.cse39 (< |old(~a0~0)| 146)) (.cse7 (< 0 (+ |old(~a4~0)| 42))) (.cse34 (or .cse38 .cse10)) (.cse12 (< 0 (+ |old(~a4~0)| 86)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (or .cse12 .cse10 .cse13 .cse14 .cse5) (or .cse6 .cse12 .cse15 (and .cse2 .cse16 .cse17 .cse4) .cse18) (or .cse12 .cse15 .cse1 .cse19 .cse18) (or .cse0 .cse20 .cse21) (or .cse6 .cse12 .cse10 (and .cse2 .cse3 .cse17 .cse4) .cse5) (or (or .cse9 .cse7 .cse8 (<= .cse22 0) .cse23) (and (= |old(~a0~0)| ~a0~0) .cse2 .cse24 .cse4)) (or .cse25 .cse7 .cse26 (or .cse27 .cse9 .cse28)) (or (or .cse26 (or .cse12 .cse27 .cse14)) (and (and .cse2 .cse29 .cse4) .cse30)) (or .cse12 .cse11 .cse8 .cse10 .cse31) (or (and (and .cse2 .cse16) .cse30 .cse4) .cse7 (and (or .cse27 .cse1 .cse9) (or .cse1 (or .cse27 .cse28))) .cse26) (or .cse6 (or .cse9 .cse10 .cse32) .cse33 .cse7) (or .cse7 (or .cse6 .cse34) (and .cse30 .cse4 .cse35)) (or .cse12 .cse27 .cse14 .cse20 .cse21) (or .cse1 .cse7 .cse8 .cse11 .cse26) (or .cse6 .cse12 (and .cse2 .cse36 .cse17 .cse4) .cse37) (or .cse12 .cse8 .cse9 .cse10 .cse11) (or .cse12 (or .cse9 .cse32) .cse20 .cse21) (or (or .cse0 .cse9 .cse5) (and .cse3 .cse2 .cse30 .cse4)) (or .cse12 .cse10 .cse33 .cse32) (or .cse6 .cse38 (and .cse2 .cse17 .cse36 .cse4) .cse0) (or .cse7 .cse13 (or .cse28 .cse5) .cse23) (or .cse39 .cse25 .cse40 .cse27) (or (or .cse38 .cse0 .cse9) .cse30) (or .cse33 (or .cse7 (or .cse28 .cse32) .cse23)) (or .cse12 .cse1 .cse37 .cse19) (or .cse7 .cse28 .cse11 .cse8 .cse31 .cse23 .cse26) (or .cse0 .cse1 .cse19) (or .cse7 (< 0 (+ |old(~a0~0)| 108)) (and .cse35 .cse30 .cse4) .cse26 (and (or .cse38 .cse28) .cse37)) (or .cse6 .cse7 .cse9 .cse28 .cse5 .cse13) (or .cse6 .cse7 .cse30 (or .cse14 .cse32)) (or (or (or .cse40 .cse9) .cse8) .cse30) (or .cse6 .cse12 (< 0 (+ ~a0~0 98)) .cse10) (or .cse12 (< |old(~a29~0)| 44) .cse10 .cse13 .cse5) (or (and .cse2 (and .cse36 .cse4) .cse30) (and (or .cse39 .cse7 .cse34) (or .cse12 (or .cse38 .cse9 .cse10)))))))) [2018-11-23 16:22:55,163 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L985(lines 985 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L919(lines 919 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 402) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 402) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L1184(lines 1184 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 16:22:55,164 INFO L448 ceAbstractionStarter]: For program point L1647(lines 1647 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L1317(lines 1317 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L855(lines 855 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L1582(lines 1582 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L1516(lines 1516 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,165 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L1385(lines 1385 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L725(lines 725 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L1122(lines 1122 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L1255(lines 1255 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,166 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L793(lines 793 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L595(lines 595 605) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L595-2(lines 595 605) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L1388(lines 1388 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L1322(lines 1322 1332) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L1322-2(lines 1322 1332) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 16:22:55,167 INFO L448 ceAbstractionStarter]: For program point L992(lines 992 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 803) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L794-2(lines 794 803) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 541) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L530-2(lines 530 541) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L1522(lines 1522 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,168 INFO L448 ceAbstractionStarter]: For program point L862(lines 862 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,169 INFO L444 ceAbstractionStarter]: At program point L1655(line 1655) the Hoare annotation is: (let ((.cse54 (+ |old(~a0~0)| 98)) (.cse28 (= 4 |old(~a2~0)|)) (.cse44 (+ |old(~a29~0)| 127)) (.cse57 (+ |old(~a4~0)| 89))) (let ((.cse40 (= 1 ~a2~0)) (.cse49 (= ~a2~0 2)) (.cse27 (= 2 |old(~a2~0)|)) (.cse53 (= 3 ~a2~0)) (.cse16 (< 0 .cse57)) (.cse25 (< 0 .cse44)) (.cse31 (+ |old(~a0~0)| 147)) (.cse21 (= |old(~a2~0)| ~a2~0)) (.cse22 (= ~a0~0 |old(~a0~0)|)) (.cse18 (= 2 ~a2~0)) (.cse29 (= ~a2~0 |old(~a2~0)|)) (.cse3 (< 43 |old(~a29~0)|)) (.cse37 (not (= 3 |old(~a2~0)|))) (.cse35 (not .cse28)) (.cse4 (<= .cse54 0)) (.cse20 (<= (+ ~a4~0 86) 0)) (.cse17 (= ~a29~0 |old(~a29~0)|)) (.cse30 (<= (+ ~a0~0 61) 0)) (.cse26 (< 0 (+ ~a0~0 98))) (.cse34 (= 4 ~a2~0)) (.cse19 (= ~a4~0 |old(~a4~0)|))) (let ((.cse33 (and .cse20 .cse17 .cse28 .cse30 .cse26 .cse34 .cse19)) (.cse32 (or .cse35 .cse4)) (.cse43 (= |calculate_output_#in~input| 0)) (.cse42 (not (= 0 .cse57))) (.cse36 (< |old(~a0~0)| 557030)) (.cse11 (or .cse3 .cse37)) (.cse51 (and .cse17 .cse29 .cse30 .cse26 .cse19)) (.cse38 (and .cse17 .cse18 .cse30 .cse26 .cse19)) (.cse6 (and .cse17 .cse21 .cse22 .cse19)) (.cse46 (forall ((v_prenex_6 Int)) (let ((.cse55 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse56 (div .cse55 9))) (or (< .cse55 0) (< |old(~a29~0)| (div .cse56 5)) (<= (+ v_prenex_6 16) 0) (not (= 0 (mod .cse56 5)))))))) (.cse15 (< 0 .cse54)) (.cse48 (<= (+ ~a0~0 386992) 0)) (.cse47 (< 0 (+ |old(~a0~0)| 386992))) (.cse39 (< |old(~a0~0)| 146)) (.cse8 (< 0 .cse31)) (.cse9 (<= (+ ~a0~0 147) 0)) (.cse52 (and (or .cse16 .cse3 .cse4 .cse37) (or .cse16 .cse25 .cse37))) (.cse10 (or .cse35 .cse3)) (.cse12 (and .cse17 .cse22 .cse53 .cse19)) (.cse14 (not .cse27)) (.cse13 (and .cse17 .cse49 .cse22 .cse19)) (.cse50 (< 0 (+ |old(~a4~0)| 504331))) (.cse2 (not (= 5 |old(~a2~0)|))) (.cse1 (< 0 (+ |old(~a4~0)| 42))) (.cse23 (< (+ |old(~a0~0)| 600000) 0)) (.cse24 (not (= 1 |old(~a2~0)|))) (.cse5 (< (+ |old(~a4~0)| 85) 0)) (.cse41 (and .cse17 .cse40 .cse22 .cse19)) (.cse0 (< 0 (+ |old(~a0~0)| 61))) (.cse7 (< 0 (+ |old(~a4~0)| 86)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse9 .cse10) (or .cse0 .cse11 .cse1 .cse5 .cse12) (or .cse13 .cse1 (or .cse5 .cse14) .cse15) (or .cse16 .cse8 (and .cse17 .cse18 .cse19) .cse14) (or .cse8 .cse1 .cse2 (and .cse20 .cse19) (and .cse17 (or (not (= 4 calculate_output_~input)) (<= |old(~a29~0)| 43)) .cse21 .cse22 .cse19) .cse23) (or .cse22 (or (or .cse16 .cse24 .cse25) .cse23) .cse26) (or .cse7 .cse27 .cse8 .cse28 .cse9) (or .cse0 .cse7 .cse27 (and .cse17 .cse29 .cse30 .cse19) .cse28) (or (or .cse3 .cse1 .cse2 (<= .cse31 0) .cse15) (and (and .cse17 .cse21 .cse19) .cse22)) (or .cse1 (or .cse0 .cse32) .cse33 (and .cse17 .cse34 .cse22 .cse19)) (or .cse0 .cse7 .cse4 (and .cse17 .cse18 .cse30 .cse19) .cse14) (or .cse22 (or .cse35 .cse16 .cse3)) (or (or (or .cse7 .cse24 .cse25 (and .cse0 (< (+ |old(~a29~0)| 143) 0))) .cse23) .cse26 .cse22) (or .cse22 .cse36 .cse16 .cse37) (or .cse38 .cse7 .cse4 .cse13 .cse25 .cse14) (or (and (and .cse34 .cse19) .cse17 .cse22) .cse33 (and (or .cse39 .cse1 .cse32) (or .cse7 (or .cse35 .cse3 .cse4)))) (or (and .cse17 .cse30 .cse40 .cse19) .cse41 (or .cse7 .cse24 .cse25)) (or .cse16 .cse22 .cse25 .cse36 .cse14) (or (not (= calculate_output_~input 0)) (or .cse42 .cse25 .cse43) (not (= |old(~a2~0)| 1))) (let ((.cse45 (+ |old(~a0~0)| 44))) (or .cse24 (not (= 0 .cse44)) .cse43 .cse22 (< 0 .cse45) .cse42 (< .cse45 0))) (or (or .cse16 .cse36) .cse2 .cse22 .cse46) (or .cse0 .cse35 .cse16 (and (and .cse17 .cse34 .cse19) .cse30)) (or .cse7 .cse24 .cse25 .cse47 .cse48) (or (and (or .cse16 .cse3 .cse14) (or .cse16 .cse4 .cse14)) (and .cse17 (<= ~a29~0 43) .cse30 .cse49 .cse26 .cse19) (and .cse17 .cse18 .cse22 .cse19)) (or .cse7 .cse11 .cse47 .cse48) (or (or .cse4 .cse50 .cse46) .cse2 .cse22) (or .cse6 .cse4 .cse51 .cse46 .cse7 .cse2) (or .cse7 .cse24 .cse26 .cse4 (< 0 (+ |old(~a29~0)| 401505))) (or .cse4 .cse51 .cse6 .cse7 .cse2 .cse3) (or .cse12 (or .cse1 (or .cse5 .cse37) .cse15)) (or .cse38 .cse4 .cse7 (< |old(~a29~0)| 44) .cse13 .cse14) (or (or .cse4 .cse50 .cse52) .cse22) (or .cse1 .cse5 .cse6 .cse2 .cse46 .cse15 .cse23) (or .cse0 (and .cse17 .cse30 .cse34 .cse19) .cse7 .cse10) (or .cse48 .cse16 .cse47) (or (and .cse22 .cse19 (and .cse17 .cse40)) .cse1 (and (or .cse24 .cse8 .cse3) (or .cse8 (or .cse24 .cse5))) .cse23) (or (and .cse17 .cse30 .cse40 .cse26 .cse19) .cse39 .cse50 .cse41 .cse24) (or .cse16 .cse8 .cse9) (or .cse52 .cse22 .cse26) (or .cse1 (< 0 (+ |old(~a0~0)| 108)) (and (and .cse17 .cse34) .cse22 .cse19) .cse23 (and (or .cse35 .cse5) .cse10)) (or .cse7 .cse12 .cse4 (and .cse17 .cse53 .cse30 .cse26 .cse19) .cse37) (or .cse0 .cse1 .cse3 .cse5 .cse14 .cse13) (or (or (or .cse50 .cse3) .cse2) .cse22) (or .cse1 .cse23 (or .cse24 .cse3 .cse5) .cse41) (or .cse0 .cse7 .cse26 .cse4))))) [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L1655-1(line 1655) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L1589(lines 1589 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L1128(lines 1128 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L1062(lines 1062 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L732(lines 732 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,170 INFO L448 ceAbstractionStarter]: For program point L1261(lines 1261 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L1063(lines 1063 1073) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L1063-2(lines 1063 1073) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L1394(lines 1394 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L998(lines 998 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,171 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L1395(lines 1395 1407) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L1395-2(lines 1395 1407) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L1197(lines 1197 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L1528(lines 1528 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L1264(lines 1264 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L1595(lines 1595 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 16:22:55,172 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L1134(lines 1134 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L474(lines 474 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L1333(lines 1333 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L342-2(lines 342 349) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,173 INFO L448 ceAbstractionStarter]: For program point L1135(lines 1135 1144) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L1135-2(lines 1135 1144) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L1004(lines 1004 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L1533(lines 1533 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L1203(lines 1203 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,174 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L742(lines 742 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L1271(lines 1271 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L1602(lines 1602 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L1338(lines 1338 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,175 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L811(lines 811 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L613(lines 613 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 556) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L547-2(lines 547 556) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L415(lines 415 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L1208(lines 1208 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 16:22:55,176 INFO L448 ceAbstractionStarter]: For program point L1473(lines 1473 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L1606(lines 1606 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L1408(lines 1408 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L219(lines 219 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,177 INFO L448 ceAbstractionStarter]: For program point L1277(lines 1277 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 228) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L1145(lines 1145 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L1212(lines 1212 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L486(lines 486 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L1081(lines 1081 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-23 16:22:55,178 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L817(lines 817 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L1478(lines 1478 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L1016(lines 1016 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L620(lines 620 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L1413(lines 1413 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L885(lines 885 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L1612(lines 1612 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,179 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L1150(lines 1150 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 894) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L886-2(lines 886 894) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L1613(lines 1613 1622) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L1547(lines 1547 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L1613-2(lines 1613 1622) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 16:22:55,180 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L1019(lines 1019 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L1482(lines 1482 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L1218(lines 1218 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 568) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L1351(lines 1351 1358) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L1351-2(lines 1351 1358) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,181 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L824(lines 824 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L428(lines 428 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L1419(lines 1419 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L693(lines 693 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L627(lines 627 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L1420(lines 1420 1430) no Hoare annotation was computed. [2018-11-23 16:22:55,182 INFO L448 ceAbstractionStarter]: For program point L1420-2(lines 1420 1430) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L1156(lines 1156 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1656) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 706) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L694-2(lines 694 706) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L1289(lines 1289 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L1091(lines 1091 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 16:22:55,183 INFO L448 ceAbstractionStarter]: For program point L959(lines 959 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,184 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,184 INFO L448 ceAbstractionStarter]: For program point L1554(lines 1554 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,184 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,184 INFO L448 ceAbstractionStarter]: For program point L1488(lines 1488 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,184 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,184 INFO L448 ceAbstractionStarter]: For program point L1290(lines 1290 1299) no Hoare annotation was computed. [2018-11-23 16:22:55,185 INFO L448 ceAbstractionStarter]: For program point L1224(lines 1224 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,185 INFO L448 ceAbstractionStarter]: For program point L1290-2(lines 1290 1299) no Hoare annotation was computed. [2018-11-23 16:22:55,185 INFO L448 ceAbstractionStarter]: For program point L1026(lines 1026 1654) no Hoare annotation was computed. [2018-11-23 16:22:55,185 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 16:22:55,185 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ ~a0~0 44))) (and (= (+ ~a4~0 89) 0) (= 1 ~a2~0) (<= 0 .cse0) (<= .cse0 0) (= (+ ~a29~0 127) 0))) [2018-11-23 16:22:55,185 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 16:22:55,185 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 16:22:55,185 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1760 1776) the Hoare annotation is: (let ((.cse0 (+ |old(~a0~0)| 44))) (or (not (= 1 |old(~a2~0)|)) (not (= 0 (+ |old(~a29~0)| 127))) (< 0 .cse0) (not (= 0 (+ |old(~a4~0)| 89))) (< .cse0 0) (and (= ~a4~0 |old(~a4~0)|) (= 1 ~a2~0) (= ~a0~0 |old(~a0~0)|) (= (+ ~a29~0 127) 0)))) [2018-11-23 16:22:55,185 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1760 1776) no Hoare annotation was computed. [2018-11-23 16:22:55,186 INFO L444 ceAbstractionStarter]: At program point L1774(line 1774) the Hoare annotation is: (let ((.cse21 (+ ~a0~0 98))) (let ((.cse12 (+ ~a0~0 147)) (.cse15 (= 4 ~a2~0)) (.cse18 (= 2 ~a2~0)) (.cse20 (< 0 .cse21))) (let ((.cse7 (and .cse18 .cse20)) (.cse1 (and .cse20 .cse15)) (.cse8 (exists ((v_prenex_6 Int)) (let ((.cse22 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse23 (div .cse22 9))) (and (<= 0 .cse22) (= 0 (mod .cse23 5)) (<= (div .cse23 5) ~a29~0) (< 0 (+ v_prenex_6 16))))))) (.cse4 (<= 0 (+ ~a0~0 600000))) (.cse16 (= 3 ~a2~0)) (.cse14 (<= .cse21 0)) (.cse17 (<= (+ ~a29~0 127) 0)) (.cse9 (<= 0 (+ ~a4~0 85))) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse13 (<= 146 ~a0~0)) (.cse10 (= 1 ~a2~0)) (.cse6 (<= (+ ~a4~0 86) 0)) (.cse3 (= 5 ~a2~0)) (.cse19 (<= (+ ~a4~0 89) 0)) (.cse5 (<= .cse12 0)) (.cse11 (<= ~a29~0 43))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse5) (and .cse6 (<= 44 ~a29~0) .cse7) (and .cse6 .cse8 .cse3) (and .cse6 (and (not (= ~a2~0 2)) (not (= ~a2~0 4))) .cse2) (and .cse0 (and .cse9 (and .cse10 .cse11)) .cse4) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse6 .cse7 .cse2) (and .cse0 (and .cse11 .cse2) (< 0 .cse12) .cse3) (and .cse0 .cse13 .cse1) (not (= 1 |old(~a2~0)|)) (and .cse14 .cse0 .cse8 .cse3 .cse4) (not (= 0 (+ |old(~a4~0)| 89))) (and .cse6 (and .cse11 .cse15)) (and .cse0 (and .cse10 .cse5) .cse4) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse0 (and .cse9 .cse15) .cse4 (<= (+ ~a0~0 108) 0)) (and .cse0 .cse2 (and .cse11 .cse16)) (and .cse6 .cse16) (and .cse14 .cse0 .cse16) (and .cse6 (and .cse10 .cse17)) (and .cse14 .cse9 .cse18 .cse0) (and (and .cse19 .cse15) .cse2) (and .cse6 (and .cse17 .cse18 .cse20)) (and .cse9 .cse0 (and .cse11 .cse18) .cse2) (and (<= (+ ~a4~0 504331) 0) .cse13 .cse10) (and .cse6 .cse3 .cse11) (and .cse19 (or .cse5 .cse11) .cse18))))) [2018-11-23 16:22:55,196 INFO L448 ceAbstractionStarter]: For program point L1774-1(line 1774) no Hoare annotation was computed. [2018-11-23 16:22:55,196 INFO L448 ceAbstractionStarter]: For program point L1771(line 1771) no Hoare annotation was computed. [2018-11-23 16:22:55,197 INFO L444 ceAbstractionStarter]: At program point L1766-2(lines 1766 1775) the Hoare annotation is: (let ((.cse21 (+ ~a0~0 98))) (let ((.cse12 (+ ~a0~0 147)) (.cse15 (= 4 ~a2~0)) (.cse18 (= 2 ~a2~0)) (.cse20 (< 0 .cse21))) (let ((.cse7 (and .cse18 .cse20)) (.cse1 (and .cse20 .cse15)) (.cse8 (exists ((v_prenex_6 Int)) (let ((.cse22 (+ (* 10 v_prenex_6) 1744490))) (let ((.cse23 (div .cse22 9))) (and (<= 0 .cse22) (= 0 (mod .cse23 5)) (<= (div .cse23 5) ~a29~0) (< 0 (+ v_prenex_6 16))))))) (.cse4 (<= 0 (+ ~a0~0 600000))) (.cse16 (= 3 ~a2~0)) (.cse14 (<= .cse21 0)) (.cse17 (<= (+ ~a29~0 127) 0)) (.cse9 (<= 0 (+ ~a4~0 85))) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse13 (<= 146 ~a0~0)) (.cse10 (= 1 ~a2~0)) (.cse6 (<= (+ ~a4~0 86) 0)) (.cse3 (= 5 ~a2~0)) (.cse19 (<= (+ ~a4~0 89) 0)) (.cse5 (<= .cse12 0)) (.cse11 (<= ~a29~0 43))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse5) (and .cse6 (<= 44 ~a29~0) .cse7) (and .cse6 .cse8 .cse3) (and .cse6 (and (not (= ~a2~0 2)) (not (= ~a2~0 4))) .cse2) (and .cse0 (and .cse9 (and .cse10 .cse11)) .cse4) (not (= 0 (+ |old(~a0~0)| 44))) (and .cse6 .cse7 .cse2) (and .cse0 (and .cse11 .cse2) (< 0 .cse12) .cse3) (and .cse0 .cse13 .cse1) (not (= 1 |old(~a2~0)|)) (and .cse14 .cse0 .cse8 .cse3 .cse4) (not (= 0 (+ |old(~a4~0)| 89))) (and .cse6 (and .cse11 .cse15)) (and .cse0 (and .cse10 .cse5) .cse4) (not (= 0 (+ |old(~a29~0)| 127))) (and .cse0 (and .cse9 .cse15) .cse4 (<= (+ ~a0~0 108) 0)) (and .cse0 .cse2 (and .cse11 .cse16)) (and .cse6 .cse16) (and .cse14 .cse0 .cse16) (and .cse6 (and .cse10 .cse17)) (and .cse14 .cse9 .cse18 .cse0) (and (and .cse19 .cse15) .cse2) (and .cse6 (and .cse17 .cse18 .cse20)) (and .cse9 .cse0 (and .cse11 .cse18) .cse2) (and (<= (+ ~a4~0 504331) 0) .cse13 .cse10) (and .cse6 .cse3 .cse11) (and .cse19 (or .cse5 .cse11) .cse18))))) [2018-11-23 16:22:55,197 INFO L448 ceAbstractionStarter]: For program point L1766-3(lines 1760 1776) no Hoare annotation was computed. [2018-11-23 16:22:55,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,225 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,226 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,226 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,226 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,227 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,227 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,227 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,228 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 04:22:55 BoogieIcfgContainer [2018-11-23 16:22:55,232 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 16:22:55,232 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 16:22:55,232 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 16:22:55,232 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 16:22:55,233 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:18:23" (3/4) ... [2018-11-23 16:22:55,237 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 16:22:55,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 16:22:55,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-23 16:22:55,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 16:22:55,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 16:22:55,272 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 16:22:55,274 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 16:22:55,317 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((a4 + 42 <= 0 && 0 < a0 + 98 && 4 == a2) && a0 + 61 <= 0) || (((a4 + 42 <= 0 && 5 == a2) && 0 <= a0 + 600000) && a0 + 147 <= 0)) || ((a4 + 86 <= 0 && 44 <= a29) && 2 == a2 && 0 < a0 + 98)) || ((a4 + 86 <= 0 && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2)) || ((a4 + 86 <= 0 && !(a2 == 2) && !(a2 == 4)) && a0 + 61 <= 0)) || ((a4 + 42 <= 0 && 0 <= a4 + 85 && 1 == a2 && a29 <= 43) && 0 <= a0 + 600000)) || !(0 == \old(a0) + 44)) || ((a4 + 86 <= 0 && 2 == a2 && 0 < a0 + 98) && a0 + 61 <= 0)) || (((a4 + 42 <= 0 && a29 <= 43 && a0 + 61 <= 0) && 0 < a0 + 147) && 5 == a2)) || ((a4 + 42 <= 0 && 146 <= a0) && 0 < a0 + 98 && 4 == a2)) || !(1 == \old(a2))) || ((((a0 + 98 <= 0 && a4 + 42 <= 0) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2) && 0 <= a0 + 600000)) || !(0 == \old(a4) + 89)) || (a4 + 86 <= 0 && a29 <= 43 && 4 == a2)) || ((a4 + 42 <= 0 && 1 == a2 && a0 + 147 <= 0) && 0 <= a0 + 600000)) || !(0 == \old(a29) + 127)) || (((a4 + 42 <= 0 && 0 <= a4 + 85 && 4 == a2) && 0 <= a0 + 600000) && a0 + 108 <= 0)) || ((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 <= 43 && 3 == a2)) || (a4 + 86 <= 0 && 3 == a2)) || ((a0 + 98 <= 0 && a4 + 42 <= 0) && 3 == a2)) || (a4 + 86 <= 0 && 1 == a2 && a29 + 127 <= 0)) || (((a0 + 98 <= 0 && 0 <= a4 + 85) && 2 == a2) && a4 + 42 <= 0)) || ((a4 + 89 <= 0 && 4 == a2) && a0 + 61 <= 0)) || (a4 + 86 <= 0 && (a29 + 127 <= 0 && 2 == a2) && 0 < a0 + 98)) || (((0 <= a4 + 85 && a4 + 42 <= 0) && a29 <= 43 && 2 == a2) && a0 + 61 <= 0)) || ((a4 + 504331 <= 0 && 146 <= a0) && 1 == a2)) || ((a4 + 86 <= 0 && 5 == a2) && a29 <= 43)) || ((a4 + 89 <= 0 && (a0 + 147 <= 0 || a29 <= 43)) && 2 == a2) [2018-11-23 16:22:55,510 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dc46fea5-294c-417f-b80a-b90f9a31ee58/bin-2019/utaipan/witness.graphml [2018-11-23 16:22:55,511 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 16:22:55,512 INFO L168 Benchmark]: Toolchain (without parser) took 275731.36 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 952.8 MB in the beginning and 1.1 GB in the end (delta: -113.7 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-23 16:22:55,512 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 16:22:55,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 917.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 952.8 MB in the beginning and 1.2 GB in the end (delta: -215.2 MB). Peak memory consumption was 127.4 MB. Max. memory is 11.5 GB. [2018-11-23 16:22:55,513 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. [2018-11-23 16:22:55,513 INFO L168 Benchmark]: Boogie Preprocessor took 103.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2018-11-23 16:22:55,513 INFO L168 Benchmark]: RCFGBuilder took 2731.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 861.6 MB in the end (delta: 288.7 MB). Peak memory consumption was 288.7 MB. Max. memory is 11.5 GB. [2018-11-23 16:22:55,514 INFO L168 Benchmark]: TraceAbstraction took 271652.93 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 858.2 MB in the beginning and 1.1 GB in the end (delta: -285.3 MB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. [2018-11-23 16:22:55,514 INFO L168 Benchmark]: Witness Printer took 278.65 ms. Allocated memory is still 4.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. [2018-11-23 16:22:55,516 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 917.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.0 MB). Free memory was 952.8 MB in the beginning and 1.2 GB in the end (delta: -215.2 MB). Peak memory consumption was 127.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 103.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2731.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 861.6 MB in the end (delta: 288.7 MB). Peak memory consumption was 288.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 271652.93 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 858.2 MB in the beginning and 1.1 GB in the end (delta: -285.3 MB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. * Witness Printer took 278.65 ms. Allocated memory is still 4.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1766]: Loop Invariant [2018-11-23 16:22:55,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,524 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,524 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,524 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2018-11-23 16:22:55,526 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((a4 + 42 <= 0 && 0 < a0 + 98 && 4 == a2) && a0 + 61 <= 0) || (((a4 + 42 <= 0 && 5 == a2) && 0 <= a0 + 600000) && a0 + 147 <= 0)) || ((a4 + 86 <= 0 && 44 <= a29) && 2 == a2 && 0 < a0 + 98)) || ((a4 + 86 <= 0 && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2)) || ((a4 + 86 <= 0 && !(a2 == 2) && !(a2 == 4)) && a0 + 61 <= 0)) || ((a4 + 42 <= 0 && 0 <= a4 + 85 && 1 == a2 && a29 <= 43) && 0 <= a0 + 600000)) || !(0 == \old(a0) + 44)) || ((a4 + 86 <= 0 && 2 == a2 && 0 < a0 + 98) && a0 + 61 <= 0)) || (((a4 + 42 <= 0 && a29 <= 43 && a0 + 61 <= 0) && 0 < a0 + 147) && 5 == a2)) || ((a4 + 42 <= 0 && 146 <= a0) && 0 < a0 + 98 && 4 == a2)) || !(1 == \old(a2))) || ((((a0 + 98 <= 0 && a4 + 42 <= 0) && (\exists v_prenex_6 : int :: ((0 <= 10 * v_prenex_6 + 1744490 && 0 == (10 * v_prenex_6 + 1744490) / 9 % 5) && (10 * v_prenex_6 + 1744490) / 9 / 5 <= a29) && 0 < v_prenex_6 + 16)) && 5 == a2) && 0 <= a0 + 600000)) || !(0 == \old(a4) + 89)) || (a4 + 86 <= 0 && a29 <= 43 && 4 == a2)) || ((a4 + 42 <= 0 && 1 == a2 && a0 + 147 <= 0) && 0 <= a0 + 600000)) || !(0 == \old(a29) + 127)) || (((a4 + 42 <= 0 && 0 <= a4 + 85 && 4 == a2) && 0 <= a0 + 600000) && a0 + 108 <= 0)) || ((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 <= 43 && 3 == a2)) || (a4 + 86 <= 0 && 3 == a2)) || ((a0 + 98 <= 0 && a4 + 42 <= 0) && 3 == a2)) || (a4 + 86 <= 0 && 1 == a2 && a29 + 127 <= 0)) || (((a0 + 98 <= 0 && 0 <= a4 + 85) && 2 == a2) && a4 + 42 <= 0)) || ((a4 + 89 <= 0 && 4 == a2) && a0 + 61 <= 0)) || (a4 + 86 <= 0 && (a29 + 127 <= 0 && 2 == a2) && 0 < a0 + 98)) || (((0 <= a4 + 85 && a4 + 42 <= 0) && a29 <= 43 && 2 == a2) && a0 + 61 <= 0)) || ((a4 + 504331 <= 0 && 146 <= a0) && 1 == a2)) || ((a4 + 86 <= 0 && 5 == a2) && a29 <= 43)) || ((a4 + 89 <= 0 && (a0 + 147 <= 0 || a29 <= 43)) && 2 == a2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 437 locations, 1 error locations. SAFE Result, 271.5s OverallTime, 20 OverallIterations, 7 TraceHistogramMax, 136.5s AutomataDifference, 0.0s DeadEndRemovalTime, 74.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 5269 SDtfs, 50657 SDslu, 5732 SDs, 0 SdLazy, 78225 SolverSat, 17118 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 101.5s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 20184 GetRequests, 19788 SyntacticMatches, 19 SemanticMatches, 377 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11057 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55555occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 30.9s AbstIntTime, 13 AbstIntIterations, 2 AbstIntStrong, 0.9970166645714976 AbsIntWeakeningRatio, 0.10193321616871705 AbsIntAvgWeakeningVarsNumRemoved, 15.541300527240773 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 8.2s AutomataMinimizationTime, 20 MinimizatonAttempts, 30950 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 5784 PreInvPairs, 9154 NumberOfFragments, 5776 HoareAnnotationTreeSize, 5784 FomulaSimplifications, 1037265 FormulaSimplificationTreeSizeReduction, 12.6s HoareSimplificationTime, 9 FomulaSimplificationsInter, 795715 FormulaSimplificationTreeSizeReductionInter, 61.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.5s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 12.4s InterpolantComputationTime, 21776 NumberOfCodeBlocks, 21776 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 31260 ConstructedInterpolants, 6 QuantifiedInterpolants, 63288368 SizeOfPredicates, 21 NumberOfNonLiveVariables, 12497 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 42 InterpolantComputations, 9 PerfectInterpolantSequences, 45109/47978 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...