./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label36_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_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label36_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 468abc24da97a6032cabff3bff436694484de702 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 02:01:06,748 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:01:06,749 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:01:06,755 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:01:06,755 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:01:06,756 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:01:06,757 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:01:06,758 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:01:06,759 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:01:06,759 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:01:06,760 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:01:06,760 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:01:06,761 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:01:06,761 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:01:06,762 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:01:06,762 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:01:06,763 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:01:06,764 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:01:06,765 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:01:06,766 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:01:06,766 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:01:06,767 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:01:06,768 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:01:06,769 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:01:06,769 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:01:06,769 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:01:06,770 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:01:06,770 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:01:06,771 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:01:06,771 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:01:06,772 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:01:06,772 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:01:06,772 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:01:06,772 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:01:06,773 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:01:06,774 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:01:06,774 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 02:01:06,781 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:01:06,782 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:01:06,782 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:01:06,782 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:01:06,782 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 02:01:06,783 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 02:01:06,783 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 02:01:06,783 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 02:01:06,783 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 02:01:06,783 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 02:01:06,783 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 02:01:06,783 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 02:01:06,784 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 02:01:06,784 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:01:06,784 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:01:06,784 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:01:06,784 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:01:06,785 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:01:06,785 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:01:06,785 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:01:06,785 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:01:06,785 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:01:06,785 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:01:06,785 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:01:06,785 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:01:06,786 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:01:06,786 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:01:06,786 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:01:06,786 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:01:06,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:01:06,786 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:01:06,786 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:01:06,787 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:01:06,787 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 02:01:06,787 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:01:06,787 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:01:06,787 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 02:01:06,787 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_d8a08136-f8df-4777-a9eb-1445b7437d22/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 -> 468abc24da97a6032cabff3bff436694484de702 [2018-11-23 02:01:06,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:01:06,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:01:06,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:01:06,825 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:01:06,825 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:01:06,825 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label36_true-unreach-call.c [2018-11-23 02:01:06,870 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/data/c0a4416e5/1f2491e9ef324a4cba16a4a13976a440/FLAG00819c9b3 [2018-11-23 02:01:07,371 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:01:07,372 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/sv-benchmarks/c/eca-rers2012/Problem16_label36_true-unreach-call.c [2018-11-23 02:01:07,382 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/data/c0a4416e5/1f2491e9ef324a4cba16a4a13976a440/FLAG00819c9b3 [2018-11-23 02:01:07,846 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/data/c0a4416e5/1f2491e9ef324a4cba16a4a13976a440 [2018-11-23 02:01:07,848 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:01:07,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:01:07,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:01:07,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:01:07,852 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:01:07,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:01:07" (1/1) ... [2018-11-23 02:01:07,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f3468e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:07, skipping insertion in model container [2018-11-23 02:01:07,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:01:07" (1/1) ... [2018-11-23 02:01:07,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:01:07,917 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:01:08,333 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:01:08,336 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:01:08,526 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:01:08,540 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:01:08,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08 WrapperNode [2018-11-23 02:01:08,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:01:08,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:01:08,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:01:08,541 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:01:08,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... [2018-11-23 02:01:08,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... [2018-11-23 02:01:08,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:01:08,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:01:08,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:01:08,645 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:01:08,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... [2018-11-23 02:01:08,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... [2018-11-23 02:01:08,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... [2018-11-23 02:01:08,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... [2018-11-23 02:01:08,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... [2018-11-23 02:01:08,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... [2018-11-23 02:01:08,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... [2018-11-23 02:01:08,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:01:08,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:01:08,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:01:08,719 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:01:08,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 02:01:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 02:01:08,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 02:01:08,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 02:01:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-23 02:01:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-23 02:01:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 02:01:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 02:01:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:01:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:01:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 02:01:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 02:01:10,649 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:01:10,649 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 02:01:10,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:01:10 BoogieIcfgContainer [2018-11-23 02:01:10,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:01:10,650 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 02:01:10,651 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 02:01:10,654 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 02:01:10,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:01:07" (1/3) ... [2018-11-23 02:01:10,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5546702d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:01:10, skipping insertion in model container [2018-11-23 02:01:10,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:01:08" (2/3) ... [2018-11-23 02:01:10,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5546702d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:01:10, skipping insertion in model container [2018-11-23 02:01:10,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:01:10" (3/3) ... [2018-11-23 02:01:10,658 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label36_true-unreach-call.c [2018-11-23 02:01:10,666 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 02:01:10,673 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 02:01:10,687 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 02:01:10,718 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 02:01:10,718 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 02:01:10,718 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 02:01:10,718 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 02:01:10,719 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 02:01:10,719 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 02:01:10,719 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 02:01:10,719 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 02:01:10,741 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-11-23 02:01:10,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 02:01:10,748 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:01:10,749 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] [2018-11-23 02:01:10,751 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:01:10,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:01:10,756 INFO L82 PathProgramCache]: Analyzing trace with hash -1949415187, now seen corresponding path program 1 times [2018-11-23 02:01:10,758 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:01:10,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:01:10,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:01:10,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:01:10,798 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:01:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:01:10,972 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 02:01:10,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 02:01:10,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 02:01:10,975 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:01:10,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 02:01:10,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 02:01:10,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 02:01:10,992 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-11-23 02:01:12,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:01:12,431 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-11-23 02:01:12,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 02:01:12,432 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2018-11-23 02:01:12,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:01:12,443 INFO L225 Difference]: With dead ends: 1153 [2018-11-23 02:01:12,443 INFO L226 Difference]: Without dead ends: 742 [2018-11-23 02:01:12,449 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 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 02:01:12,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2018-11-23 02:01:12,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2018-11-23 02:01:12,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 742 states. [2018-11-23 02:01:12,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1327 transitions. [2018-11-23 02:01:12,509 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1327 transitions. Word has length 42 [2018-11-23 02:01:12,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:01:12,509 INFO L480 AbstractCegarLoop]: Abstraction has 742 states and 1327 transitions. [2018-11-23 02:01:12,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 02:01:12,510 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1327 transitions. [2018-11-23 02:01:12,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 02:01:12,515 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:01:12,515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:01:12,515 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:01:12,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:01:12,516 INFO L82 PathProgramCache]: Analyzing trace with hash -299851275, now seen corresponding path program 1 times [2018-11-23 02:01:12,516 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:01:12,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:01:12,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:01:12,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:01:12,517 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:01:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:01:12,694 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:01:12,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 02:01:12,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 02:01:12,694 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:01:12,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 02:01:12,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 02:01:12,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 02:01:12,696 INFO L87 Difference]: Start difference. First operand 742 states and 1327 transitions. Second operand 6 states. [2018-11-23 02:01:14,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:01:14,873 INFO L93 Difference]: Finished difference Result 2176 states and 3901 transitions. [2018-11-23 02:01:14,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 02:01:14,875 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2018-11-23 02:01:14,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:01:14,882 INFO L225 Difference]: With dead ends: 2176 [2018-11-23 02:01:14,882 INFO L226 Difference]: Without dead ends: 1440 [2018-11-23 02:01:14,885 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 02:01:14,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1440 states. [2018-11-23 02:01:14,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1440 to 1421. [2018-11-23 02:01:14,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1421 states. [2018-11-23 02:01:14,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1421 states and 2236 transitions. [2018-11-23 02:01:14,921 INFO L78 Accepts]: Start accepts. Automaton has 1421 states and 2236 transitions. Word has length 149 [2018-11-23 02:01:14,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:01:14,922 INFO L480 AbstractCegarLoop]: Abstraction has 1421 states and 2236 transitions. [2018-11-23 02:01:14,922 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 02:01:14,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2236 transitions. [2018-11-23 02:01:14,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 02:01:14,925 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:01:14,925 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:01:14,925 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:01:14,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:01:14,926 INFO L82 PathProgramCache]: Analyzing trace with hash 1372793628, now seen corresponding path program 1 times [2018-11-23 02:01:14,926 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:01:14,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:01:14,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:01:14,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:01:14,927 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:01:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:01:15,061 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:01:15,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 02:01:15,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 02:01:15,061 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:01:15,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 02:01:15,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 02:01:15,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 02:01:15,062 INFO L87 Difference]: Start difference. First operand 1421 states and 2236 transitions. Second operand 6 states. [2018-11-23 02:01:17,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:01:17,703 INFO L93 Difference]: Finished difference Result 3892 states and 6341 transitions. [2018-11-23 02:01:17,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 02:01:17,704 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 152 [2018-11-23 02:01:17,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:01:17,712 INFO L225 Difference]: With dead ends: 3892 [2018-11-23 02:01:17,712 INFO L226 Difference]: Without dead ends: 2477 [2018-11-23 02:01:17,715 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 02:01:17,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2477 states. [2018-11-23 02:01:17,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2477 to 2468. [2018-11-23 02:01:17,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2468 states. [2018-11-23 02:01:17,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2468 states and 3738 transitions. [2018-11-23 02:01:17,758 INFO L78 Accepts]: Start accepts. Automaton has 2468 states and 3738 transitions. Word has length 152 [2018-11-23 02:01:17,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:01:17,759 INFO L480 AbstractCegarLoop]: Abstraction has 2468 states and 3738 transitions. [2018-11-23 02:01:17,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 02:01:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 3738 transitions. [2018-11-23 02:01:17,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 02:01:17,765 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:01:17,765 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 02:01:17,765 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:01:17,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:01:17,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1534192236, now seen corresponding path program 1 times [2018-11-23 02:01:17,766 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:01:17,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:01:17,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:01:17,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:01:17,767 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:01:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:01:17,912 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 70 proven. 106 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 02:01:17,912 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:01:17,912 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:01:17,913 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 268 with the following transitions: [2018-11-23 02:01:17,914 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:01:17,950 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:01:17,950 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:01:18,285 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 02:01:18,286 INFO L272 AbstractInterpreter]: Visited 120 different actions 120 times. Never merged. Never widened. Performed 1099 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1099 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-11-23 02:01:18,303 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:01:18,304 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 02:01:18,709 INFO L227 lantSequenceWeakener]: Weakened 258 states. On average, predicates are now at 77.7% of their original sizes. [2018-11-23 02:01:18,710 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 02:01:18,750 INFO L415 sIntCurrentIteration]: We unified 266 AI predicates to 266 [2018-11-23 02:01:18,750 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 02:01:18,750 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 02:01:18,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-23 02:01:18,751 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:01:18,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 02:01:18,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 02:01:18,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 02:01:18,753 INFO L87 Difference]: Start difference. First operand 2468 states and 3738 transitions. Second operand 6 states. [2018-11-23 02:02:21,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:02:21,562 INFO L93 Difference]: Finished difference Result 5268 states and 7953 transitions. [2018-11-23 02:02:21,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 02:02:21,562 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 267 [2018-11-23 02:02:21,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:02:21,569 INFO L225 Difference]: With dead ends: 5268 [2018-11-23 02:02:21,569 INFO L226 Difference]: Without dead ends: 2806 [2018-11-23 02:02:21,573 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 267 GetRequests, 262 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 02:02:21,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2806 states. [2018-11-23 02:02:21,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2806 to 2805. [2018-11-23 02:02:21,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2805 states. [2018-11-23 02:02:21,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2805 states and 4082 transitions. [2018-11-23 02:02:21,614 INFO L78 Accepts]: Start accepts. Automaton has 2805 states and 4082 transitions. Word has length 267 [2018-11-23 02:02:21,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:02:21,614 INFO L480 AbstractCegarLoop]: Abstraction has 2805 states and 4082 transitions. [2018-11-23 02:02:21,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 02:02:21,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 4082 transitions. [2018-11-23 02:02:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-11-23 02:02:21,619 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:02:21,619 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 02:02:21,619 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:02:21,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:02:21,620 INFO L82 PathProgramCache]: Analyzing trace with hash -1312905108, now seen corresponding path program 1 times [2018-11-23 02:02:21,620 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:02:21,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:02:21,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:02:21,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:02:21,621 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:02:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:02:21,774 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 198 proven. 110 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 02:02:21,775 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:02:21,775 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:02:21,775 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 359 with the following transitions: [2018-11-23 02:02:21,775 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:02:21,779 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:02:21,779 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:02:21,979 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 02:02:21,980 INFO L272 AbstractInterpreter]: Visited 124 different actions 359 times. Merged at 4 different actions 7 times. Never widened. Performed 3538 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3538 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 02:02:21,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:02:21,987 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 02:02:22,278 INFO L227 lantSequenceWeakener]: Weakened 355 states. On average, predicates are now at 80.33% of their original sizes. [2018-11-23 02:02:22,278 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 02:02:22,332 INFO L415 sIntCurrentIteration]: We unified 357 AI predicates to 357 [2018-11-23 02:02:22,332 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 02:02:22,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 02:02:22,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 02:02:22,333 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:02:22,333 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 02:02:22,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 02:02:22,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 02:02:22,334 INFO L87 Difference]: Start difference. First operand 2805 states and 4082 transitions. Second operand 10 states. [2018-11-23 02:03:24,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:03:24,326 INFO L93 Difference]: Finished difference Result 8037 states and 11681 transitions. [2018-11-23 02:03:24,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 02:03:24,326 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 358 [2018-11-23 02:03:24,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:03:24,338 INFO L225 Difference]: With dead ends: 8037 [2018-11-23 02:03:24,338 INFO L226 Difference]: Without dead ends: 5575 [2018-11-23 02:03:24,345 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 367 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 02:03:24,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5575 states. [2018-11-23 02:03:24,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5575 to 5556. [2018-11-23 02:03:24,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5556 states. [2018-11-23 02:03:24,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5556 states to 5556 states and 7089 transitions. [2018-11-23 02:03:24,428 INFO L78 Accepts]: Start accepts. Automaton has 5556 states and 7089 transitions. Word has length 358 [2018-11-23 02:03:24,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:03:24,428 INFO L480 AbstractCegarLoop]: Abstraction has 5556 states and 7089 transitions. [2018-11-23 02:03:24,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 02:03:24,429 INFO L276 IsEmpty]: Start isEmpty. Operand 5556 states and 7089 transitions. [2018-11-23 02:03:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2018-11-23 02:03:24,437 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:03:24,437 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:03:24,437 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:03:24,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:03:24,438 INFO L82 PathProgramCache]: Analyzing trace with hash 962280404, now seen corresponding path program 1 times [2018-11-23 02:03:24,438 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:03:24,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:03:24,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:03:24,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:03:24,441 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:03:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:03:24,960 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 213 proven. 123 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-23 02:03:24,960 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:03:24,960 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:03:24,961 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 507 with the following transitions: [2018-11-23 02:03:24,961 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:03:24,968 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:03:24,968 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:03:25,129 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 02:03:25,129 INFO L272 AbstractInterpreter]: Visited 248 different actions 490 times. Merged at 4 different actions 4 times. Never widened. Performed 5201 root evaluator evaluations with a maximum evaluation depth of 10. Performed 5201 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-23 02:03:25,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:03:25,139 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 02:03:25,413 INFO L227 lantSequenceWeakener]: Weakened 503 states. On average, predicates are now at 77.53% of their original sizes. [2018-11-23 02:03:25,413 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 02:03:25,472 INFO L415 sIntCurrentIteration]: We unified 505 AI predicates to 505 [2018-11-23 02:03:25,472 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 02:03:25,473 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 02:03:25,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-11-23 02:03:25,473 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:03:25,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 02:03:25,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 02:03:25,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 02:03:25,474 INFO L87 Difference]: Start difference. First operand 5556 states and 7089 transitions. Second operand 10 states. [2018-11-23 02:04:04,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:04:04,805 INFO L93 Difference]: Finished difference Result 11110 states and 14319 transitions. [2018-11-23 02:04:04,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 02:04:04,806 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 506 [2018-11-23 02:04:04,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:04:04,817 INFO L225 Difference]: With dead ends: 11110 [2018-11-23 02:04:04,817 INFO L226 Difference]: Without dead ends: 5897 [2018-11-23 02:04:04,823 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 513 GetRequests, 497 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-11-23 02:04:04,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5897 states. [2018-11-23 02:04:04,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5897 to 5895. [2018-11-23 02:04:04,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5895 states. [2018-11-23 02:04:04,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5895 states to 5895 states and 7444 transitions. [2018-11-23 02:04:04,887 INFO L78 Accepts]: Start accepts. Automaton has 5895 states and 7444 transitions. Word has length 506 [2018-11-23 02:04:04,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:04:04,887 INFO L480 AbstractCegarLoop]: Abstraction has 5895 states and 7444 transitions. [2018-11-23 02:04:04,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 02:04:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 5895 states and 7444 transitions. [2018-11-23 02:04:04,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 598 [2018-11-23 02:04:04,897 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:04:04,897 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-23 02:04:04,897 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:04:04,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:04:04,897 INFO L82 PathProgramCache]: Analyzing trace with hash 2080718332, now seen corresponding path program 1 times [2018-11-23 02:04:04,898 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:04:04,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:04:04,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:04:04,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:04:04,898 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:04:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:04:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 237 proven. 223 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-11-23 02:04:05,686 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:04:05,686 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:04:05,686 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 598 with the following transitions: [2018-11-23 02:04:05,687 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:04:05,690 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:04:05,690 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:04:06,140 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 02:04:06,140 INFO L272 AbstractInterpreter]: Visited 250 different actions 1243 times. Merged at 8 different actions 36 times. Widened at 1 different actions 1 times. Performed 15055 root evaluator evaluations with a maximum evaluation depth of 17. Performed 15055 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 9 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-23 02:04:06,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:04:06,148 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 02:04:06,148 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:04:06,148 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 02:04:06,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:04:06,159 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 02:04:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:04:06,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:04:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 564 proven. 2 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-23 02:04:06,530 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 02:04:06,870 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 237 proven. 223 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2018-11-23 02:04:06,885 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 02:04:06,885 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-11-23 02:04:06,885 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 02:04:06,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 02:04:06,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 02:04:06,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-11-23 02:04:06,887 INFO L87 Difference]: Start difference. First operand 5895 states and 7444 transitions. Second operand 15 states. [2018-11-23 02:04:13,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:04:13,324 INFO L93 Difference]: Finished difference Result 14231 states and 18060 transitions. [2018-11-23 02:04:13,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-23 02:04:13,325 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 597 [2018-11-23 02:04:13,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:04:13,335 INFO L225 Difference]: With dead ends: 14231 [2018-11-23 02:04:13,335 INFO L226 Difference]: Without dead ends: 6139 [2018-11-23 02:04:13,355 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1282 GetRequests, 1224 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1018 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=778, Invalid=2762, Unknown=0, NotChecked=0, Total=3540 [2018-11-23 02:04:13,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6139 states. [2018-11-23 02:04:13,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6139 to 5949. [2018-11-23 02:04:13,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5949 states. [2018-11-23 02:04:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5949 states to 5949 states and 6533 transitions. [2018-11-23 02:04:13,442 INFO L78 Accepts]: Start accepts. Automaton has 5949 states and 6533 transitions. Word has length 597 [2018-11-23 02:04:13,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:04:13,442 INFO L480 AbstractCegarLoop]: Abstraction has 5949 states and 6533 transitions. [2018-11-23 02:04:13,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 02:04:13,442 INFO L276 IsEmpty]: Start isEmpty. Operand 5949 states and 6533 transitions. [2018-11-23 02:04:13,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2018-11-23 02:04:13,448 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:04:13,449 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:04:13,449 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:04:13,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:04:13,449 INFO L82 PathProgramCache]: Analyzing trace with hash 201074849, now seen corresponding path program 1 times [2018-11-23 02:04:13,449 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:04:13,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:04:13,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:04:13,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:04:13,450 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:04:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:04:13,902 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 150 proven. 389 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2018-11-23 02:04:13,903 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:04:13,903 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:04:13,903 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 615 with the following transitions: [2018-11-23 02:04:13,904 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:04:13,909 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:04:13,909 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:04:14,216 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 02:04:14,216 INFO L272 AbstractInterpreter]: Visited 257 different actions 765 times. Merged at 6 different actions 14 times. Never widened. Performed 8993 root evaluator evaluations with a maximum evaluation depth of 10. Performed 8993 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 02:04:14,227 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:04:14,227 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 02:04:14,527 INFO L227 lantSequenceWeakener]: Weakened 611 states. On average, predicates are now at 80.23% of their original sizes. [2018-11-23 02:04:14,528 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 02:04:14,579 INFO L415 sIntCurrentIteration]: We unified 613 AI predicates to 613 [2018-11-23 02:04:14,579 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 02:04:14,579 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 02:04:14,580 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-11-23 02:04:14,580 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:04:14,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 02:04:14,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 02:04:14,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 02:04:14,581 INFO L87 Difference]: Start difference. First operand 5949 states and 6533 transitions. Second operand 9 states. [2018-11-23 02:05:15,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:05:15,661 INFO L93 Difference]: Finished difference Result 12420 states and 13714 transitions. [2018-11-23 02:05:15,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 02:05:15,661 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 614 [2018-11-23 02:05:15,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:05:15,673 INFO L225 Difference]: With dead ends: 12420 [2018-11-23 02:05:15,673 INFO L226 Difference]: Without dead ends: 7153 [2018-11-23 02:05:15,679 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 620 GetRequests, 606 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-11-23 02:05:15,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7153 states. [2018-11-23 02:05:15,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7153 to 7134. [2018-11-23 02:05:15,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7134 states. [2018-11-23 02:05:15,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7134 states to 7134 states and 7742 transitions. [2018-11-23 02:05:15,779 INFO L78 Accepts]: Start accepts. Automaton has 7134 states and 7742 transitions. Word has length 614 [2018-11-23 02:05:15,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:05:15,780 INFO L480 AbstractCegarLoop]: Abstraction has 7134 states and 7742 transitions. [2018-11-23 02:05:15,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 02:05:15,780 INFO L276 IsEmpty]: Start isEmpty. Operand 7134 states and 7742 transitions. [2018-11-23 02:05:15,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 744 [2018-11-23 02:05:15,789 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:05:15,789 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 02:05:15,789 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:05:15,790 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:15,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1194708267, now seen corresponding path program 1 times [2018-11-23 02:05:15,790 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:05:15,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:15,791 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:15,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:15,791 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:05:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:16,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 422 proven. 511 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-11-23 02:05:16,584 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:16,584 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:05:16,584 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 744 with the following transitions: [2018-11-23 02:05:16,585 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:05:16,587 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:05:16,587 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:05:17,110 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 02:05:17,110 INFO L272 AbstractInterpreter]: Visited 259 different actions 1288 times. Merged at 9 different actions 36 times. Never widened. Performed 15728 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15728 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 02:05:17,111 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:17,111 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 02:05:17,112 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:17,112 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 02:05:17,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:17,117 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 02:05:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:17,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:05:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 903 proven. 2 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2018-11-23 02:05:17,404 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 02:05:17,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 521 proven. 110 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2018-11-23 02:05:17,711 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 02:05:17,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-11-23 02:05:17,711 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 02:05:17,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 02:05:17,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 02:05:17,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-23 02:05:17,713 INFO L87 Difference]: Start difference. First operand 7134 states and 7742 transitions. Second operand 15 states. [2018-11-23 02:05:22,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:05:22,353 INFO L93 Difference]: Finished difference Result 19597 states and 21733 transitions. [2018-11-23 02:05:22,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-11-23 02:05:22,353 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 743 [2018-11-23 02:05:22,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:05:22,383 INFO L225 Difference]: With dead ends: 19597 [2018-11-23 02:05:22,383 INFO L226 Difference]: Without dead ends: 13145 [2018-11-23 02:05:22,397 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1577 GetRequests, 1518 SyntacticMatches, 2 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1001 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=680, Invalid=2742, Unknown=0, NotChecked=0, Total=3422 [2018-11-23 02:05:22,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13145 states. [2018-11-23 02:05:22,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13145 to 11170. [2018-11-23 02:05:22,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11170 states. [2018-11-23 02:05:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11170 states to 11170 states and 12169 transitions. [2018-11-23 02:05:22,554 INFO L78 Accepts]: Start accepts. Automaton has 11170 states and 12169 transitions. Word has length 743 [2018-11-23 02:05:22,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:05:22,555 INFO L480 AbstractCegarLoop]: Abstraction has 11170 states and 12169 transitions. [2018-11-23 02:05:22,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 02:05:22,555 INFO L276 IsEmpty]: Start isEmpty. Operand 11170 states and 12169 transitions. [2018-11-23 02:05:22,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1324 [2018-11-23 02:05:22,579 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:05:22,579 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 02:05:22,580 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:05:22,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:22,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1357718266, now seen corresponding path program 1 times [2018-11-23 02:05:22,580 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:05:22,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:22,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:22,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:22,581 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:05:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:23,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3625 backedges. 749 proven. 336 refuted. 0 times theorem prover too weak. 2540 trivial. 0 not checked. [2018-11-23 02:05:23,535 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:23,536 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:05:23,536 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1324 with the following transitions: [2018-11-23 02:05:23,536 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:05:23,539 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:05:23,539 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:05:24,021 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 02:05:24,021 INFO L272 AbstractInterpreter]: Visited 269 different actions 1083 times. Merged at 11 different actions 39 times. Widened at 1 different actions 1 times. Performed 12900 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12900 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 02:05:24,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:24,022 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 02:05:24,022 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:24,022 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 02:05:24,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:24,029 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 02:05:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:24,194 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:05:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3625 backedges. 2474 proven. 2 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2018-11-23 02:05:24,659 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 02:05:25,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3625 backedges. 749 proven. 336 refuted. 0 times theorem prover too weak. 2540 trivial. 0 not checked. [2018-11-23 02:05:25,272 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 02:05:25,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-23 02:05:25,272 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 02:05:25,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 02:05:25,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 02:05:25,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-23 02:05:25,274 INFO L87 Difference]: Start difference. First operand 11170 states and 12169 transitions. Second operand 9 states. [2018-11-23 02:05:26,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:05:26,802 INFO L93 Difference]: Finished difference Result 23315 states and 25708 transitions. [2018-11-23 02:05:26,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 02:05:26,802 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1323 [2018-11-23 02:05:26,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:05:26,821 INFO L225 Difference]: With dead ends: 23315 [2018-11-23 02:05:26,821 INFO L226 Difference]: Without dead ends: 12871 [2018-11-23 02:05:26,838 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2663 GetRequests, 2647 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-11-23 02:05:26,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12871 states. [2018-11-23 02:05:26,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12871 to 12795. [2018-11-23 02:05:26,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12795 states. [2018-11-23 02:05:26,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12795 states to 12795 states and 13783 transitions. [2018-11-23 02:05:26,996 INFO L78 Accepts]: Start accepts. Automaton has 12795 states and 13783 transitions. Word has length 1323 [2018-11-23 02:05:26,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:05:26,997 INFO L480 AbstractCegarLoop]: Abstraction has 12795 states and 13783 transitions. [2018-11-23 02:05:26,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 02:05:26,997 INFO L276 IsEmpty]: Start isEmpty. Operand 12795 states and 13783 transitions. [2018-11-23 02:05:27,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1461 [2018-11-23 02:05:27,024 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:05:27,024 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:05:27,025 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:05:27,025 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:27,025 INFO L82 PathProgramCache]: Analyzing trace with hash 537516568, now seen corresponding path program 1 times [2018-11-23 02:05:27,025 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:05:27,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:27,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:27,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:27,026 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:05:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:28,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4726 backedges. 983 proven. 390 refuted. 0 times theorem prover too weak. 3353 trivial. 0 not checked. [2018-11-23 02:05:28,039 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:28,039 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:05:28,039 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1461 with the following transitions: [2018-11-23 02:05:28,039 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1096], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:05:28,042 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:05:28,042 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:05:28,660 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 02:05:28,661 INFO L272 AbstractInterpreter]: Visited 255 different actions 1032 times. Merged at 12 different actions 44 times. Widened at 1 different actions 1 times. Performed 12063 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12063 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 5 different actions. Largest state had 24 variables. [2018-11-23 02:05:28,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:28,662 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 02:05:28,662 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:28,662 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 02:05:28,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:28,668 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 02:05:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:28,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:05:29,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4726 backedges. 3127 proven. 2 refuted. 0 times theorem prover too weak. 1597 trivial. 0 not checked. [2018-11-23 02:05:29,399 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 02:05:30,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4726 backedges. 983 proven. 390 refuted. 0 times theorem prover too weak. 3353 trivial. 0 not checked. [2018-11-23 02:05:30,038 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 02:05:30,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-23 02:05:30,039 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 02:05:30,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 02:05:30,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 02:05:30,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-23 02:05:30,040 INFO L87 Difference]: Start difference. First operand 12795 states and 13783 transitions. Second operand 9 states. [2018-11-23 02:05:32,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:05:32,427 INFO L93 Difference]: Finished difference Result 28416 states and 31901 transitions. [2018-11-23 02:05:32,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-23 02:05:32,428 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1460 [2018-11-23 02:05:32,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:05:32,463 INFO L225 Difference]: With dead ends: 28416 [2018-11-23 02:05:32,463 INFO L226 Difference]: Without dead ends: 16347 [2018-11-23 02:05:32,486 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2948 GetRequests, 2926 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-11-23 02:05:32,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16347 states. [2018-11-23 02:05:32,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16347 to 16283. [2018-11-23 02:05:32,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16283 states. [2018-11-23 02:05:32,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16283 states to 16283 states and 17813 transitions. [2018-11-23 02:05:32,684 INFO L78 Accepts]: Start accepts. Automaton has 16283 states and 17813 transitions. Word has length 1460 [2018-11-23 02:05:32,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:05:32,685 INFO L480 AbstractCegarLoop]: Abstraction has 16283 states and 17813 transitions. [2018-11-23 02:05:32,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 02:05:32,685 INFO L276 IsEmpty]: Start isEmpty. Operand 16283 states and 17813 transitions. [2018-11-23 02:05:32,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1471 [2018-11-23 02:05:32,721 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:05:32,722 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:05:32,722 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:05:32,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:32,722 INFO L82 PathProgramCache]: Analyzing trace with hash -883449833, now seen corresponding path program 1 times [2018-11-23 02:05:32,722 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:05:32,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:32,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:32,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:32,723 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:05:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:33,770 INFO L134 CoverageAnalysis]: Checked inductivity of 4472 backedges. 890 proven. 390 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2018-11-23 02:05:33,770 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:33,770 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:05:33,771 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1471 with the following transitions: [2018-11-23 02:05:33,771 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1096], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:05:33,773 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:05:33,773 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:05:34,394 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 02:05:34,395 INFO L272 AbstractInterpreter]: Visited 254 different actions 1019 times. Merged at 11 different actions 35 times. Widened at 1 different actions 1 times. Performed 11972 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11972 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 13 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 02:05:34,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:34,398 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 02:05:34,398 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:34,398 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 02:05:34,404 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:34,404 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 02:05:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:34,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:05:35,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4472 backedges. 2976 proven. 2 refuted. 0 times theorem prover too weak. 1494 trivial. 0 not checked. [2018-11-23 02:05:35,235 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 02:05:35,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4472 backedges. 890 proven. 390 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2018-11-23 02:05:35,928 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 02:05:35,929 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-11-23 02:05:35,929 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 02:05:35,930 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 02:05:35,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 02:05:35,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 02:05:35,931 INFO L87 Difference]: Start difference. First operand 16283 states and 17813 transitions. Second operand 10 states. [2018-11-23 02:05:37,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:05:37,897 INFO L93 Difference]: Finished difference Result 31460 states and 34329 transitions. [2018-11-23 02:05:37,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 02:05:37,898 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1470 [2018-11-23 02:05:37,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:05:37,918 INFO L225 Difference]: With dead ends: 31460 [2018-11-23 02:05:37,919 INFO L226 Difference]: Without dead ends: 15903 [2018-11-23 02:05:37,939 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2971 GetRequests, 2947 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=323, Unknown=0, NotChecked=0, Total=462 [2018-11-23 02:05:37,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15903 states. [2018-11-23 02:05:38,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15903 to 15821. [2018-11-23 02:05:38,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15821 states. [2018-11-23 02:05:38,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15821 states to 15821 states and 16927 transitions. [2018-11-23 02:05:38,105 INFO L78 Accepts]: Start accepts. Automaton has 15821 states and 16927 transitions. Word has length 1470 [2018-11-23 02:05:38,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:05:38,106 INFO L480 AbstractCegarLoop]: Abstraction has 15821 states and 16927 transitions. [2018-11-23 02:05:38,106 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 02:05:38,106 INFO L276 IsEmpty]: Start isEmpty. Operand 15821 states and 16927 transitions. [2018-11-23 02:05:38,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1489 [2018-11-23 02:05:38,127 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:05:38,127 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:05:38,128 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:05:38,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:38,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1852455102, now seen corresponding path program 1 times [2018-11-23 02:05:38,128 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:05:38,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:38,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:38,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:38,129 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:05:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:39,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4875 backedges. 1453 proven. 2 refuted. 0 times theorem prover too weak. 3420 trivial. 0 not checked. [2018-11-23 02:05:39,361 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:39,361 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:05:39,361 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1489 with the following transitions: [2018-11-23 02:05:39,362 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1096], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:05:39,364 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:05:39,364 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:05:39,907 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 02:05:39,907 INFO L272 AbstractInterpreter]: Visited 255 different actions 1028 times. Merged at 12 different actions 40 times. Widened at 1 different actions 1 times. Performed 12058 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12058 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 02:05:39,916 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:39,916 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 02:05:39,916 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:39,916 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 02:05:39,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:39,922 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 02:05:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:40,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:05:40,682 INFO L134 CoverageAnalysis]: Checked inductivity of 4875 backedges. 1453 proven. 2 refuted. 0 times theorem prover too weak. 3420 trivial. 0 not checked. [2018-11-23 02:05:40,682 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 02:05:41,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4875 backedges. 1453 proven. 2 refuted. 0 times theorem prover too weak. 3420 trivial. 0 not checked. [2018-11-23 02:05:41,325 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 02:05:41,325 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2018-11-23 02:05:41,325 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 02:05:41,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 02:05:41,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 02:05:41,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-23 02:05:41,327 INFO L87 Difference]: Start difference. First operand 15821 states and 16927 transitions. Second operand 10 states. [2018-11-23 02:05:43,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:05:43,222 INFO L93 Difference]: Finished difference Result 32075 states and 34393 transitions. [2018-11-23 02:05:43,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 02:05:43,222 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1488 [2018-11-23 02:05:43,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:05:43,243 INFO L225 Difference]: With dead ends: 32075 [2018-11-23 02:05:43,243 INFO L226 Difference]: Without dead ends: 16641 [2018-11-23 02:05:43,252 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2997 GetRequests, 2978 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2018-11-23 02:05:43,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16641 states. [2018-11-23 02:05:43,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16641 to 16639. [2018-11-23 02:05:43,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16639 states. [2018-11-23 02:05:43,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16639 states to 16639 states and 17547 transitions. [2018-11-23 02:05:43,378 INFO L78 Accepts]: Start accepts. Automaton has 16639 states and 17547 transitions. Word has length 1488 [2018-11-23 02:05:43,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:05:43,378 INFO L480 AbstractCegarLoop]: Abstraction has 16639 states and 17547 transitions. [2018-11-23 02:05:43,378 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 02:05:43,379 INFO L276 IsEmpty]: Start isEmpty. Operand 16639 states and 17547 transitions. [2018-11-23 02:05:43,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1592 [2018-11-23 02:05:43,396 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:05:43,397 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:05:43,397 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:05:43,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:43,397 INFO L82 PathProgramCache]: Analyzing trace with hash -770097534, now seen corresponding path program 1 times [2018-11-23 02:05:43,397 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:05:43,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:43,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:43,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:43,398 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:05:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4557 backedges. 2582 proven. 705 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2018-11-23 02:05:44,896 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:44,896 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:05:44,896 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1592 with the following transitions: [2018-11-23 02:05:44,897 INFO L202 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [680], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:05:44,899 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:05:44,900 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:05:45,748 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 02:05:45,748 INFO L272 AbstractInterpreter]: Visited 288 different actions 1154 times. Merged at 10 different actions 34 times. Never widened. Performed 13930 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13930 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 13 fixpoints after 6 different actions. Largest state had 24 variables. [2018-11-23 02:05:45,751 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:45,751 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 02:05:45,751 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:45,751 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 02:05:45,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:45,758 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 02:05:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:45,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:05:46,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4557 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 4256 trivial. 0 not checked. [2018-11-23 02:05:46,547 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 02:05:47,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4557 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 4256 trivial. 0 not checked. [2018-11-23 02:05:47,165 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 02:05:47,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-23 02:05:47,166 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 02:05:47,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 02:05:47,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 02:05:47,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-23 02:05:47,167 INFO L87 Difference]: Start difference. First operand 16639 states and 17547 transitions. Second operand 3 states. [2018-11-23 02:05:47,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:05:47,843 INFO L93 Difference]: Finished difference Result 31094 states and 32851 transitions. [2018-11-23 02:05:47,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 02:05:47,843 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1591 [2018-11-23 02:05:47,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:05:47,867 INFO L225 Difference]: With dead ends: 31094 [2018-11-23 02:05:47,868 INFO L226 Difference]: Without dead ends: 15181 [2018-11-23 02:05:47,885 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3201 GetRequests, 3187 SyntacticMatches, 7 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-23 02:05:47,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15181 states. [2018-11-23 02:05:48,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15181 to 13988. [2018-11-23 02:05:48,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13988 states. [2018-11-23 02:05:48,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13988 states to 13988 states and 14581 transitions. [2018-11-23 02:05:48,017 INFO L78 Accepts]: Start accepts. Automaton has 13988 states and 14581 transitions. Word has length 1591 [2018-11-23 02:05:48,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:05:48,019 INFO L480 AbstractCegarLoop]: Abstraction has 13988 states and 14581 transitions. [2018-11-23 02:05:48,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 02:05:48,019 INFO L276 IsEmpty]: Start isEmpty. Operand 13988 states and 14581 transitions. [2018-11-23 02:05:48,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1825 [2018-11-23 02:05:48,087 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:05:48,088 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:05:48,088 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:05:48,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:48,088 INFO L82 PathProgramCache]: Analyzing trace with hash 896220750, now seen corresponding path program 1 times [2018-11-23 02:05:48,088 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 02:05:48,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:48,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:48,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 02:05:48,089 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 02:05:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 6356 backedges. 1424 proven. 432 refuted. 0 times theorem prover too weak. 4500 trivial. 0 not checked. [2018-11-23 02:05:49,950 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:49,950 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 02:05:49,951 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 1825 with the following transitions: [2018-11-23 02:05:49,951 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [173], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [423], [425], [428], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1096], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-11-23 02:05:49,955 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 02:05:49,955 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 02:05:50,673 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 02:05:50,673 INFO L272 AbstractInterpreter]: Visited 353 different actions 1410 times. Merged at 12 different actions 39 times. Widened at 1 different actions 1 times. Performed 17418 root evaluator evaluations with a maximum evaluation depth of 18. Performed 17418 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 16 fixpoints after 7 different actions. Largest state had 24 variables. [2018-11-23 02:05:50,675 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:05:50,675 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 02:05:50,675 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 02:05:50,675 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/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 02:05:50,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:05:50,681 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 02:05:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:05:50,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:05:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 6356 backedges. 4515 proven. 6 refuted. 0 times theorem prover too weak. 1835 trivial. 0 not checked. [2018-11-23 02:05:51,841 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 02:05:53,538 INFO L134 CoverageAnalysis]: Checked inductivity of 6356 backedges. 1563 proven. 852 refuted. 0 times theorem prover too weak. 3941 trivial. 0 not checked. [2018-11-23 02:05:53,554 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 02:05:53,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 23 [2018-11-23 02:05:53,554 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 02:05:53,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-23 02:05:53,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-23 02:05:53,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=434, Unknown=0, NotChecked=0, Total=506 [2018-11-23 02:05:53,555 INFO L87 Difference]: Start difference. First operand 13988 states and 14581 transitions. Second operand 18 states. [2018-11-23 02:06:05,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 02:06:05,626 INFO L93 Difference]: Finished difference Result 30302 states and 31654 transitions. [2018-11-23 02:06:05,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-11-23 02:06:05,627 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1824 [2018-11-23 02:06:05,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 02:06:05,628 INFO L225 Difference]: With dead ends: 30302 [2018-11-23 02:06:05,628 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 02:06:05,644 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3757 GetRequests, 3684 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1290 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=791, Invalid=4321, Unknown=0, NotChecked=0, Total=5112 [2018-11-23 02:06:05,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 02:06:05,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 02:06:05,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 02:06:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 02:06:05,645 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1824 [2018-11-23 02:06:05,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 02:06:05,645 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 02:06:05,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-23 02:06:05,645 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 02:06:05,645 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 02:06:05,649 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 02:06:05,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:05,906 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 238 [2018-11-23 02:06:05,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:06,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:06,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:06,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:06,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:06,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 02:06:07,350 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 263 [2018-11-23 02:06:07,944 WARN L180 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 65 [2018-11-23 02:06:09,106 WARN L180 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 307 DAG size of output: 107 [2018-11-23 02:06:09,967 WARN L180 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 105 [2018-11-23 02:06:12,040 WARN L180 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 319 DAG size of output: 147 [2018-11-23 02:06:12,584 WARN L180 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 62 [2018-11-23 02:06:12,585 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (<= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,586 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,587 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse3 (<= (+ ~a18~0 156) 0)) (.cse13 (<= ~a18~0 |old(~a18~0)|)) (.cse22 (= |old(~a15~0)| ~a15~0)) (.cse15 (= ~a16~0 |old(~a16~0)|)) (.cse16 (= |old(~a12~0)| ~a12~0)) (.cse23 (<= (+ |old(~a18~0)| 79) 0)) (.cse2 (< 0 (+ |old(~a18~0)| 156))) (.cse11 (= 8 |old(~a16~0)|)) (.cse7 (not (= 3 |old(~a15~0)|))) (.cse12 (not (= 5 |old(~a12~0)|))) (.cse8 (not (= (+ |old(~a18~0)| 87) 0))) (.cse10 (not (= 11 |old(~a16~0)|)))) (let ((.cse4 (< 134 ~a18~0)) (.cse0 (= (+ ~a18~0 87) 0)) (.cse9 (not (= 6 |old(~a12~0)|))) (.cse20 (< |old(~a15~0)| 4)) (.cse1 (and (or (not .cse11) .cse7 .cse12) (or .cse7 .cse12 .cse8 .cse10))) (.cse17 (and .cse23 .cse2)) (.cse6 (and .cse13 .cse22 .cse15 .cse16)) (.cse21 (= 4 |old(~a15~0)|)) (.cse14 (or .cse3 (< 0 (+ ~a18~0 79)))) (.cse19 (= 9 |old(~a16~0)|)) (.cse5 (= 10 |old(~a16~0)|)) (.cse18 (not (= 9 |old(~a12~0)|)))) (and (or (or (= ~a16~0 8) .cse0) .cse1) (or .cse1 .cse2 (or .cse3 .cse4)) (or (not (= 7 |old(~a12~0)|)) .cse5 .cse6) (or .cse1 (<= |old(~a18~0)| 134) .cse4) (or .cse0 (or .cse7 .cse8) .cse9 .cse10) (or (or .cse11 .cse7 .cse12 (= 0 |old(~a16~0)|)) .cse6) (or (and .cse13 .cse14 .cse15 (= 3 ~a15~0) .cse16) .cse7 .cse17 .cse18 (not .cse19)) (or .cse12 .cse6 .cse20) (or .cse6 .cse9 .cse20) (or .cse19 .cse6 .cse9) (or (< |old(~a12~0)| 7) .cse5 .cse6 .cse20) (or .cse1 .cse17 .cse14) (or (or .cse21 (not (= 8 |old(~a12~0)|))) .cse6) (or .cse21 (and (= ~a12~0 |old(~a12~0)|) (= |old(~a16~0)| ~a16~0) .cse22) (< 8 |old(~a16~0)|)) (or (and .cse13 .cse22 .cse14 .cse15 .cse16) .cse19 .cse5 (and (or .cse7 .cse23) .cse2) .cse18)))) [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,588 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,589 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,590 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,590 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,590 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,590 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 02:06:12,590 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,590 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 02:06:12,590 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 02:06:12,590 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse33 (= 9 |old(~a16~0)|)) (.cse15 (<= (+ ~a18~0 156) 0)) (.cse36 (< 0 (+ ~a18~0 79))) (.cse31 (= ~a12~0 |old(~a12~0)|)) (.cse10 (= |old(~a16~0)| ~a16~0)) (.cse30 (= 8 ~a16~0)) (.cse35 (not (= ~a15~0 3))) (.cse34 (= 6 |old(~a12~0)|)) (.cse11 (<= ~a18~0 |old(~a18~0)|)) (.cse32 (= |old(~a12~0)| ~a12~0)) (.cse38 (<= (+ |old(~a18~0)| 79) 0)) (.cse14 (< 0 (+ |old(~a18~0)| 156))) (.cse25 (not (= 5 |old(~a12~0)|))) (.cse26 (not (= (+ |old(~a18~0)| 87) 0))) (.cse9 (= |old(~a15~0)| ~a15~0)) (.cse1 (not (= calculate_output_~input 0))) (.cse29 (= ~a16~0 |old(~a16~0)|)) (.cse37 (= 3 ~a15~0)) (.cse24 (not (= 3 |old(~a15~0)|))) (.cse27 (not (= 11 |old(~a16~0)|))) (.cse17 (= |calculate_output_#in~input| 0))) (let ((.cse0 (or .cse24 .cse27 .cse17)) (.cse4 (and (not .cse17) .cse9 (= ~a16~0 11) .cse1 .cse29 .cse37)) (.cse3 (or .cse24 (= 0 |old(~a12~0)|) .cse27 .cse17)) (.cse8 (not (= 8 |old(~a12~0)|))) (.cse13 (and (or (not (= 8 |old(~a16~0)|)) .cse24 .cse25) (or .cse24 .cse25 .cse26 .cse27))) (.cse16 (< 134 ~a18~0)) (.cse12 (= 4 |old(~a15~0)|)) (.cse5 (and (or .cse24 .cse38) .cse14)) (.cse21 (< |old(~a15~0)| 4)) (.cse20 (and .cse11 .cse9 .cse29 .cse32)) (.cse28 (= (+ ~a18~0 87) 0)) (.cse2 (not .cse34)) (.cse7 (and .cse31 (not (= ~a15~0 4)) .cse10 (<= ~a16~0 8) (or (not (= 5 ~a12~0)) (not .cse30) .cse35) .cse9)) (.cse23 (= 10 |old(~a16~0)|)) (.cse19 (or .cse15 .cse36)) (.cse18 (and .cse38 .cse14)) (.cse6 (not (= 9 |old(~a12~0)|))) (.cse22 (not .cse33))) (and (or .cse0 (not (= 7 |old(~a12~0)|)) .cse1) (or .cse2 .cse0 .cse1) (or .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 (and (and (= 8 ~a12~0) .cse9) .cse10 .cse11) .cse12) (or .cse13 .cse14 (or .cse15 .cse16) .cse17) (or .cse13 .cse18 .cse19 .cse17) (or .cse20 .cse21 .cse2 .cse22) (or (< |old(~a12~0)| 7) .cse7 .cse23 .cse20 .cse21) (or .cse4 .cse3 .cse8) (or .cse13 (<= |old(~a18~0)| 134) .cse16 .cse17) (or (or .cse24 .cse25 .cse26 .cse27 .cse17) .cse28) (or .cse24 .cse25 (and (and (= ~a12~0 5) .cse9 .cse1 .cse29) .cse11) (= 0 |old(~a16~0)|) .cse17 (and .cse30 .cse1 .cse29)) (or (and .cse31 .cse10 .cse9) .cse12 (< 8 |old(~a16~0)|)) (or (and .cse11 .cse9 .cse19 .cse29 .cse32) .cse33 .cse7 .cse5 .cse23 .cse6) (or .cse25 .cse20 .cse7 .cse21) (or .cse33 .cse7 .cse2 .cse20) (or .cse17 .cse28 (or .cse24 .cse27) .cse26 .cse2) (or .cse7 (< 7 |old(~a12~0)|) .cse34 (< |old(~a12~0)| 6) (and (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) .cse35 .cse36) .cse11 .cse9 .cse29 .cse32) .cse23) (or .cse24 (and .cse11 .cse19 .cse29 .cse37 .cse32) .cse18 .cse6 .cse22)))) [2018-11-23 02:06:12,590 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,590 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,591 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,592 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,593 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,594 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,595 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,596 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,597 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,598 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,598 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,598 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,598 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse3 (<= (+ |old(~a18~0)| 79) 0)) (.cse4 (< 0 (+ |old(~a18~0)| 156))) (.cse21 (= |old(~a16~0)| ~a16~0)) (.cse6 (<= ~a18~0 |old(~a18~0)|)) (.cse7 (= |old(~a15~0)| ~a15~0)) (.cse9 (= ~a16~0 |old(~a16~0)|)) (.cse10 (= |old(~a12~0)| ~a12~0)) (.cse2 (not (= 3 |old(~a15~0)|))) (.cse20 (not (= 5 |old(~a12~0)|))) (.cse14 (not (= (+ |old(~a18~0)| 87) 0))) (.cse13 (not (= 11 |old(~a16~0)|)))) (let ((.cse18 (= 4 |old(~a15~0)|)) (.cse15 (not (= 6 |old(~a12~0)|))) (.cse17 (and (or (not (= 8 |old(~a16~0)|)) .cse2 .cse20) (or .cse2 .cse20 .cse14 .cse13))) (.cse16 (and .cse6 .cse7 .cse9 .cse10)) (.cse22 (and .cse21 .cse6 .cse7 .cse10)) (.cse1 (= 10 |old(~a16~0)|)) (.cse19 (< |old(~a15~0)| 4)) (.cse11 (= (+ ~a18~0 87) 0)) (.cse12 (= |calculate_output_#in~input| 0)) (.cse8 (or (<= (+ ~a18~0 156) 0) (< 0 (+ ~a18~0 79)))) (.cse23 (and .cse3 .cse4)) (.cse5 (not (= 9 |old(~a12~0)|))) (.cse0 (= 9 |old(~a16~0)|))) (and (or .cse0 .cse1 (and (or .cse2 .cse3) .cse4) .cse5 (and .cse6 .cse7 .cse8 .cse9 .cse10)) (or .cse11 .cse12 (or .cse2 .cse13) .cse14 .cse15) (or (not (= 7 |old(~a12~0)|)) .cse1 .cse16) (or (< 134 ~a18~0) .cse17 (<= |old(~a18~0)| 134) .cse12) (or .cse18 (not (= 8 |old(~a12~0)|)) .cse16) (or .cse16 .cse15 .cse19) (or .cse16 .cse20 .cse19) (or (and (= ~a12~0 |old(~a12~0)|) .cse21 .cse7) .cse18 (< 8 |old(~a16~0)|)) (or .cse0 .cse22 .cse15) (or .cse17 .cse8 .cse23 .cse12) (or .cse2 .cse20 (= 0 |old(~a16~0)|) .cse12 .cse16) (or (< |old(~a12~0)| 7) .cse22 .cse1 .cse19) (or .cse11 (or .cse2 .cse20 .cse14 .cse13 .cse12)) (or .cse2 (and .cse6 .cse8 .cse9 (= 3 ~a15~0) .cse10) .cse23 .cse5 (not .cse0))))) [2018-11-23 02:06:12,598 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,598 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,598 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,598 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,598 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,598 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,599 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,600 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,601 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,602 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,603 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,604 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,605 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,606 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,607 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,608 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,609 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,610 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-11-23 02:06:12,611 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 02:06:12,611 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0)) (not (= 11 |old(~a16~0)|))) [2018-11-23 02:06:12,611 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 02:06:12,612 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse4 (<= 4 ~a15~0)) (.cse5 (not (= ~a15~0 4))) (.cse1 (<= (+ ~a18~0 156) 0)) (.cse0 (= 9 ~a12~0)) (.cse3 (not (= ~a16~0 9))) (.cse2 (not (= ~a16~0 10)))) (or (and .cse0 (or .cse1 (< 0 (+ ~a18~0 79))) .cse2 (= 3 ~a15~0)) (not (= 11 |old(~a16~0)|)) (and .cse3 (= 6 ~a12~0)) (and .cse2 .cse4 (<= 6 ~a12~0)) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse4 (= 5 ~a12~0)) (not (= 3 |old(~a15~0)|)) (and .cse5 (<= ~a16~0 8)) (and (= 8 ~a12~0) .cse5) (and (not (= main_~input~0 0)) (= ~a15~0 3) (= ~a12~0 5)) (and .cse1 .cse2 .cse0 .cse3) (and (= 7 ~a12~0) .cse2) (not (= 5 |old(~a12~0)|)))) [2018-11-23 02:06:12,612 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-11-23 02:06:12,612 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-11-23 02:06:12,612 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse4 (<= 4 ~a15~0)) (.cse5 (not (= ~a15~0 4))) (.cse1 (<= (+ ~a18~0 156) 0)) (.cse0 (= 9 ~a12~0)) (.cse3 (not (= ~a16~0 9))) (.cse2 (not (= ~a16~0 10)))) (or (and .cse0 (or .cse1 (< 0 (+ ~a18~0 79))) .cse2 (= 3 ~a15~0)) (not (= 11 |old(~a16~0)|)) (and .cse3 (= 6 ~a12~0)) (and .cse2 .cse4 (<= 6 ~a12~0)) (not (= (+ |old(~a18~0)| 87) 0)) (and .cse4 (= 5 ~a12~0)) (not (= 3 |old(~a15~0)|)) (and .cse5 (<= ~a16~0 8)) (and (= 8 ~a12~0) .cse5) (and .cse1 .cse2 .cse0 .cse3) (and (= 7 ~a12~0) .cse2) (and (= ~a15~0 3) (= ~a12~0 5)) (not (= 5 |old(~a12~0)|)))) [2018-11-23 02:06:12,612 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-11-23 02:06:12,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:06:12 BoogieIcfgContainer [2018-11-23 02:06:12,622 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 02:06:12,622 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:06:12,622 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:06:12,623 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:06:12,623 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:01:10" (3/4) ... [2018-11-23 02:06:12,626 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 02:06:12,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 02:06:12,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-11-23 02:06:12,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 02:06:12,631 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 02:06:12,650 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 02:06:12,651 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 02:06:12,677 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((9 == a12 && (a18 + 156 <= 0 || 0 < a18 + 79)) && !(a16 == 10)) && 3 == a15) || !(11 == \old(a16))) || (!(a16 == 9) && 6 == a12)) || ((!(a16 == 10) && 4 <= a15) && 6 <= a12)) || !(\old(a18) + 87 == 0)) || (4 <= a15 && 5 == a12)) || !(3 == \old(a15))) || (!(a15 == 4) && a16 <= 8)) || (8 == a12 && !(a15 == 4))) || (((a18 + 156 <= 0 && !(a16 == 10)) && 9 == a12) && !(a16 == 9))) || (7 == a12 && !(a16 == 10))) || (a15 == 3 && a12 == 5)) || !(5 == \old(a12)) [2018-11-23 02:06:12,807 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d8a08136-f8df-4777-a9eb-1445b7437d22/bin-2019/utaipan/witness.graphml [2018-11-23 02:06:12,807 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:06:12,808 INFO L168 Benchmark]: Toolchain (without parser) took 304959.27 ms. Allocated memory was 1.0 GB in the beginning and 5.3 GB in the end (delta: 4.3 GB). Free memory was 956.6 MB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-23 02:06:12,809 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:06:12,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.05 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 876.0 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. [2018-11-23 02:06:12,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 876.0 MB in the beginning and 1.1 GB in the end (delta: -265.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-23 02:06:12,809 INFO L168 Benchmark]: Boogie Preprocessor took 73.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-23 02:06:12,810 INFO L168 Benchmark]: RCFGBuilder took 1931.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.5 MB in the end (delta: 245.1 MB). Peak memory consumption was 245.1 MB. Max. memory is 11.5 GB. [2018-11-23 02:06:12,810 INFO L168 Benchmark]: TraceAbstraction took 301971.65 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.2 GB). Free memory was 884.5 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-11-23 02:06:12,810 INFO L168 Benchmark]: Witness Printer took 185.01 ms. Allocated memory is still 5.3 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 11.5 GB. [2018-11-23 02:06:12,816 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 691.05 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 876.0 MB in the end (delta: 80.5 MB). Peak memory consumption was 80.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 876.0 MB in the beginning and 1.1 GB in the end (delta: -265.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1931.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 884.5 MB in the end (delta: 245.1 MB). Peak memory consumption was 245.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 301971.65 ms. Allocated memory was 1.2 GB in the beginning and 5.3 GB in the end (delta: 4.2 GB). Free memory was 884.5 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 185.01 ms. Allocated memory is still 5.3 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 115]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((9 == a12 && (a18 + 156 <= 0 || 0 < a18 + 79)) && !(a16 == 10)) && 3 == a15) || !(11 == \old(a16))) || (!(a16 == 9) && 6 == a12)) || ((!(a16 == 10) && 4 <= a15) && 6 <= a12)) || !(\old(a18) + 87 == 0)) || (4 <= a15 && 5 == a12)) || !(3 == \old(a15))) || (!(a15 == 4) && a16 <= 8)) || (8 == a12 && !(a15 == 4))) || (((a18 + 156 <= 0 && !(a16 == 10)) && 9 == a12) && !(a16 == 9))) || (7 == a12 && !(a16 == 10))) || (a15 == 3 && a12 == 5)) || !(5 == \old(a12)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 301.9s OverallTime, 15 OverallIterations, 11 TraceHistogramMax, 263.4s AutomataDifference, 0.0s DeadEndRemovalTime, 6.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2953 SDtfs, 43657 SDslu, 4322 SDs, 0 SdLazy, 86171 SolverSat, 9348 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 236.5s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 23188 GetRequests, 22831 SyntacticMatches, 28 SemanticMatches, 329 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3679 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16639occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 5.9s AbstIntTime, 12 AbstIntIterations, 4 AbstIntStrong, 0.997715568944065 AbsIntWeakeningRatio, 0.07352096496266514 AbsIntAvgWeakeningVarsNumRemoved, 16.00919012062033 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 3651 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1050 PreInvPairs, 2438 NumberOfFragments, 2103 HoareAnnotationTreeSize, 1050 FomulaSimplifications, 30439 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 9 FomulaSimplificationsInter, 42358 FormulaSimplificationTreeSizeReductionInter, 5.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 23080 NumberOfCodeBlocks, 23080 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 33545 ConstructedInterpolants, 0 QuantifiedInterpolants, 92822973 SizeOfPredicates, 4 NumberOfNonLiveVariables, 13759 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 31 InterpolantComputations, 5 PerfectInterpolantSequences, 87693/93731 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...