./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b208146e3ece6d9a53f019c6a3409aa215a7853 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:34:56,786 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:34:56,787 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:34:56,794 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:34:56,794 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:34:56,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:34:56,795 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:34:56,796 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:34:56,797 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:34:56,798 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:34:56,799 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:34:56,799 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:34:56,800 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:34:56,800 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:34:56,801 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:34:56,801 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:34:56,802 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:34:56,803 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:34:56,804 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:34:56,805 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:34:56,806 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:34:56,807 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:34:56,808 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:34:56,809 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:34:56,809 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:34:56,810 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:34:56,810 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:34:56,811 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:34:56,811 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:34:56,812 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:34:56,812 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:34:56,813 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:34:56,813 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:34:56,813 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:34:56,814 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:34:56,814 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:34:56,815 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 01:34:56,824 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:34:56,824 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:34:56,824 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:34:56,824 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 01:34:56,825 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 01:34:56,825 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 01:34:56,825 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 01:34:56,825 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 01:34:56,825 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 01:34:56,825 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 01:34:56,825 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 01:34:56,825 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 01:34:56,826 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 01:34:56,826 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:34:56,826 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:34:56,826 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:34:56,826 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:34:56,827 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:34:56,827 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:34:56,827 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:34:56,827 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:34:56,827 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:34:56,827 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:34:56,827 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:34:56,828 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:34:56,828 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:34:56,828 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 01:34:56,828 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:34:56,828 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 01:34:56,828 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 01:34:56,828 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:34:56,828 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:34:56,829 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:34:56,829 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 01:34:56,829 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:34:56,829 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:34:56,829 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 01:34:56,829 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_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b208146e3ece6d9a53f019c6a3409aa215a7853 [2018-11-23 01:34:56,850 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:34:56,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:34:56,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:34:56,862 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:34:56,862 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:34:56,863 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c [2018-11-23 01:34:56,899 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/data/5ded5930c/a49d5cd18a46455ebd0e271bfb6b59a3/FLAGcb913c0e8 [2018-11-23 01:34:57,300 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:34:57,301 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/sv-benchmarks/c/eca-rers2012/Problem11_label27_true-unreach-call.c [2018-11-23 01:34:57,311 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/data/5ded5930c/a49d5cd18a46455ebd0e271bfb6b59a3/FLAGcb913c0e8 [2018-11-23 01:34:57,323 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/data/5ded5930c/a49d5cd18a46455ebd0e271bfb6b59a3 [2018-11-23 01:34:57,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:34:57,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:34:57,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:34:57,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:34:57,331 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:34:57,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2322d060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57, skipping insertion in model container [2018-11-23 01:34:57,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:34:57,388 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:34:57,689 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:34:57,692 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:34:57,810 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:34:57,824 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:34:57,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57 WrapperNode [2018-11-23 01:34:57,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:34:57,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:34:57,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:34:57,826 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:34:57,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:34:57,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:34:57,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:34:57,923 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:34:57,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2018-11-23 01:34:57,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:34:57,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:34:57,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:34:57,995 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:34:57,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/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 01:34:58,045 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 01:34:58,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 01:34:58,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 01:34:58,046 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 01:34:58,046 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 01:34:58,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:34:58,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:34:58,046 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 01:34:58,046 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 01:34:59,256 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:34:59,256 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 01:34:59,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:59 BoogieIcfgContainer [2018-11-23 01:34:59,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:34:59,257 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 01:34:59,257 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 01:34:59,259 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 01:34:59,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:34:57" (1/3) ... [2018-11-23 01:34:59,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17ef87b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:34:59, skipping insertion in model container [2018-11-23 01:34:59,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (2/3) ... [2018-11-23 01:34:59,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17ef87b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:34:59, skipping insertion in model container [2018-11-23 01:34:59,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:59" (3/3) ... [2018-11-23 01:34:59,262 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label27_true-unreach-call.c [2018-11-23 01:34:59,268 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 01:34:59,274 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 01:34:59,284 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 01:34:59,308 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 01:34:59,308 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 01:34:59,308 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 01:34:59,308 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 01:34:59,308 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 01:34:59,308 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 01:34:59,308 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 01:34:59,309 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 01:34:59,326 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-11-23 01:34:59,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 01:34:59,331 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:34:59,332 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:34:59,334 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:34:59,337 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:34:59,338 INFO L82 PathProgramCache]: Analyzing trace with hash 1647483275, now seen corresponding path program 1 times [2018-11-23 01:34:59,339 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:34:59,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:34:59,370 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:34:59,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:34:59,370 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:34:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:34:59,559 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 01:34:59,561 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:34:59,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 01:34:59,561 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:34:59,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 01:34:59,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 01:34:59,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:34:59,574 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-11-23 01:35:00,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:00,862 INFO L93 Difference]: Finished difference Result 992 states and 1772 transitions. [2018-11-23 01:35:00,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 01:35:00,863 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2018-11-23 01:35:00,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:00,875 INFO L225 Difference]: With dead ends: 992 [2018-11-23 01:35:00,875 INFO L226 Difference]: Without dead ends: 694 [2018-11-23 01:35:00,881 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:35:00,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2018-11-23 01:35:00,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 479. [2018-11-23 01:35:00,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2018-11-23 01:35:00,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 740 transitions. [2018-11-23 01:35:00,935 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 740 transitions. Word has length 48 [2018-11-23 01:35:00,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:00,935 INFO L480 AbstractCegarLoop]: Abstraction has 479 states and 740 transitions. [2018-11-23 01:35:00,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 01:35:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 740 transitions. [2018-11-23 01:35:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 01:35:00,938 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:00,939 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:00,939 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:00,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:00,939 INFO L82 PathProgramCache]: Analyzing trace with hash 2032953802, now seen corresponding path program 1 times [2018-11-23 01:35:00,939 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:00,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:00,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:00,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:00,941 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:01,079 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:01,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:35:01,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 01:35:01,079 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:35:01,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:35:01,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:35:01,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 01:35:01,081 INFO L87 Difference]: Start difference. First operand 479 states and 740 transitions. Second operand 6 states. [2018-11-23 01:35:02,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:02,387 INFO L93 Difference]: Finished difference Result 1717 states and 2769 transitions. [2018-11-23 01:35:02,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:35:02,387 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 120 [2018-11-23 01:35:02,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:02,395 INFO L225 Difference]: With dead ends: 1717 [2018-11-23 01:35:02,395 INFO L226 Difference]: Without dead ends: 1244 [2018-11-23 01:35:02,399 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 01:35:02,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2018-11-23 01:35:02,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 1227. [2018-11-23 01:35:02,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1227 states. [2018-11-23 01:35:02,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1808 transitions. [2018-11-23 01:35:02,436 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1808 transitions. Word has length 120 [2018-11-23 01:35:02,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:02,437 INFO L480 AbstractCegarLoop]: Abstraction has 1227 states and 1808 transitions. [2018-11-23 01:35:02,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:35:02,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1808 transitions. [2018-11-23 01:35:02,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 01:35:02,440 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:02,440 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:02,440 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:02,440 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:02,441 INFO L82 PathProgramCache]: Analyzing trace with hash 664653149, now seen corresponding path program 1 times [2018-11-23 01:35:02,441 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:02,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:02,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:02,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:02,442 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:02,535 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:02,535 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:35:02,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 01:35:02,536 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:35:02,536 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 01:35:02,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 01:35:02,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:35:02,537 INFO L87 Difference]: Start difference. First operand 1227 states and 1808 transitions. Second operand 4 states. [2018-11-23 01:35:03,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:03,647 INFO L93 Difference]: Finished difference Result 3229 states and 4908 transitions. [2018-11-23 01:35:03,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 01:35:03,648 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2018-11-23 01:35:03,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:03,661 INFO L225 Difference]: With dead ends: 3229 [2018-11-23 01:35:03,662 INFO L226 Difference]: Without dead ends: 2008 [2018-11-23 01:35:03,669 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:35:03,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2008 states. [2018-11-23 01:35:03,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2008 to 1993. [2018-11-23 01:35:03,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1993 states. [2018-11-23 01:35:03,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1993 states and 2879 transitions. [2018-11-23 01:35:03,747 INFO L78 Accepts]: Start accepts. Automaton has 1993 states and 2879 transitions. Word has length 121 [2018-11-23 01:35:03,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:03,748 INFO L480 AbstractCegarLoop]: Abstraction has 1993 states and 2879 transitions. [2018-11-23 01:35:03,748 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 01:35:03,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2879 transitions. [2018-11-23 01:35:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 01:35:03,751 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:03,751 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:03,752 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:03,752 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:03,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1062949639, now seen corresponding path program 1 times [2018-11-23 01:35:03,753 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:03,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:03,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:03,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:03,754 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:03,831 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:03,831 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:35:03,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 01:35:03,831 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:35:03,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 01:35:03,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 01:35:03,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 01:35:03,832 INFO L87 Difference]: Start difference. First operand 1993 states and 2879 transitions. Second operand 5 states. [2018-11-23 01:35:05,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:05,432 INFO L93 Difference]: Finished difference Result 6949 states and 10574 transitions. [2018-11-23 01:35:05,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 01:35:05,433 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2018-11-23 01:35:05,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:05,454 INFO L225 Difference]: With dead ends: 6949 [2018-11-23 01:35:05,455 INFO L226 Difference]: Without dead ends: 4962 [2018-11-23 01:35:05,471 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 01:35:05,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4962 states. [2018-11-23 01:35:05,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4962 to 4677. [2018-11-23 01:35:05,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4677 states. [2018-11-23 01:35:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 4677 states and 6346 transitions. [2018-11-23 01:35:05,575 INFO L78 Accepts]: Start accepts. Automaton has 4677 states and 6346 transitions. Word has length 123 [2018-11-23 01:35:05,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:05,576 INFO L480 AbstractCegarLoop]: Abstraction has 4677 states and 6346 transitions. [2018-11-23 01:35:05,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 01:35:05,576 INFO L276 IsEmpty]: Start isEmpty. Operand 4677 states and 6346 transitions. [2018-11-23 01:35:05,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:35:05,581 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:05,581 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:05,581 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:05,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:05,582 INFO L82 PathProgramCache]: Analyzing trace with hash 669937364, now seen corresponding path program 1 times [2018-11-23 01:35:05,582 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:05,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:05,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:05,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:05,583 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:05,805 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:05,805 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:05,805 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:35:05,806 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 180 with the following transitions: [2018-11-23 01:35:05,808 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:35:05,843 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:35:05,843 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:35:06,594 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:35:06,595 INFO L272 AbstractInterpreter]: Visited 139 different actions 403 times. Merged at 4 different actions 7 times. Never widened. Performed 5621 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5621 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-23 01:35:06,601 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:06,603 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:35:06,603 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:06,603 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/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 01:35:06,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:06,614 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:35:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:06,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:35:06,745 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:06,745 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:35:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:06,844 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:35:06,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-11-23 01:35:06,845 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:35:06,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:35:06,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:35:06,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:35:06,846 INFO L87 Difference]: Start difference. First operand 4677 states and 6346 transitions. Second operand 3 states. [2018-11-23 01:35:07,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:07,832 INFO L93 Difference]: Finished difference Result 10709 states and 15050 transitions. [2018-11-23 01:35:07,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:35:07,833 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2018-11-23 01:35:07,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:07,854 INFO L225 Difference]: With dead ends: 10709 [2018-11-23 01:35:07,855 INFO L226 Difference]: Without dead ends: 6038 [2018-11-23 01:35:07,878 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 358 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:35:07,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6038 states. [2018-11-23 01:35:07,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6038 to 5843. [2018-11-23 01:35:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5843 states. [2018-11-23 01:35:07,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5843 states to 5843 states and 7944 transitions. [2018-11-23 01:35:07,985 INFO L78 Accepts]: Start accepts. Automaton has 5843 states and 7944 transitions. Word has length 179 [2018-11-23 01:35:07,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:07,986 INFO L480 AbstractCegarLoop]: Abstraction has 5843 states and 7944 transitions. [2018-11-23 01:35:07,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:35:07,986 INFO L276 IsEmpty]: Start isEmpty. Operand 5843 states and 7944 transitions. [2018-11-23 01:35:07,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 01:35:07,993 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:07,993 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:07,994 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:07,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:07,994 INFO L82 PathProgramCache]: Analyzing trace with hash -596928914, now seen corresponding path program 1 times [2018-11-23 01:35:07,994 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:07,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:07,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:07,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:07,995 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 154 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:08,136 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:08,137 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:35:08,137 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 206 with the following transitions: [2018-11-23 01:35:08,137 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:35:08,140 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:35:08,140 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:35:08,218 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 01:35:08,219 INFO L272 AbstractInterpreter]: Visited 88 different actions 88 times. Never merged. Never widened. Performed 970 root evaluator evaluations with a maximum evaluation depth of 3. Performed 970 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 28 variables. [2018-11-23 01:35:08,231 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:08,231 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 01:35:08,519 INFO L227 lantSequenceWeakener]: Weakened 196 states. On average, predicates are now at 73.53% of their original sizes. [2018-11-23 01:35:08,519 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 01:35:08,574 INFO L415 sIntCurrentIteration]: We unified 204 AI predicates to 204 [2018-11-23 01:35:08,575 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 01:35:08,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:35:08,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-23 01:35:08,576 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:35:08,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:35:08,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:35:08,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 01:35:08,577 INFO L87 Difference]: Start difference. First operand 5843 states and 7944 transitions. Second operand 6 states. [2018-11-23 01:35:31,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:31,153 INFO L93 Difference]: Finished difference Result 11870 states and 16099 transitions. [2018-11-23 01:35:31,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 01:35:31,153 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 205 [2018-11-23 01:35:31,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:31,170 INFO L225 Difference]: With dead ends: 11870 [2018-11-23 01:35:31,170 INFO L226 Difference]: Without dead ends: 6033 [2018-11-23 01:35:31,180 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 205 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:35:31,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6033 states. [2018-11-23 01:35:31,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6033 to 6032. [2018-11-23 01:35:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6032 states. [2018-11-23 01:35:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6032 states to 6032 states and 8144 transitions. [2018-11-23 01:35:31,284 INFO L78 Accepts]: Start accepts. Automaton has 6032 states and 8144 transitions. Word has length 205 [2018-11-23 01:35:31,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:31,284 INFO L480 AbstractCegarLoop]: Abstraction has 6032 states and 8144 transitions. [2018-11-23 01:35:31,284 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:35:31,285 INFO L276 IsEmpty]: Start isEmpty. Operand 6032 states and 8144 transitions. [2018-11-23 01:35:31,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-11-23 01:35:31,298 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:31,298 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:31,298 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:31,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:31,299 INFO L82 PathProgramCache]: Analyzing trace with hash 696883701, now seen corresponding path program 1 times [2018-11-23 01:35:31,299 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:31,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:31,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:31,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:31,300 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:31,488 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 281 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 01:35:31,489 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:31,489 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:35:31,489 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 322 with the following transitions: [2018-11-23 01:35:31,490 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:35:31,496 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:35:31,496 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:35:31,904 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:35:31,904 INFO L272 AbstractInterpreter]: Visited 126 different actions 371 times. Merged at 6 different actions 15 times. Never widened. Performed 4928 root evaluator evaluations with a maximum evaluation depth of 16. Performed 4928 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-23 01:35:31,905 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:31,905 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:35:31,905 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:31,905 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/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 01:35:31,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:31,920 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:35:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:31,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:35:32,048 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-23 01:35:32,049 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:35:32,121 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-23 01:35:32,137 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:35:32,137 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-11-23 01:35:32,137 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:35:32,138 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:35:32,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:35:32,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:35:32,138 INFO L87 Difference]: Start difference. First operand 6032 states and 8144 transitions. Second operand 3 states. [2018-11-23 01:35:32,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:32,869 INFO L93 Difference]: Finished difference Result 15534 states and 21843 transitions. [2018-11-23 01:35:32,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:35:32,870 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 321 [2018-11-23 01:35:32,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:32,902 INFO L225 Difference]: With dead ends: 15534 [2018-11-23 01:35:32,902 INFO L226 Difference]: Without dead ends: 9697 [2018-11-23 01:35:32,919 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 641 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:35:32,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9697 states. [2018-11-23 01:35:33,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9697 to 9696. [2018-11-23 01:35:33,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9696 states. [2018-11-23 01:35:33,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9696 states to 9696 states and 12819 transitions. [2018-11-23 01:35:33,088 INFO L78 Accepts]: Start accepts. Automaton has 9696 states and 12819 transitions. Word has length 321 [2018-11-23 01:35:33,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:33,088 INFO L480 AbstractCegarLoop]: Abstraction has 9696 states and 12819 transitions. [2018-11-23 01:35:33,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:35:33,088 INFO L276 IsEmpty]: Start isEmpty. Operand 9696 states and 12819 transitions. [2018-11-23 01:35:33,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 01:35:33,109 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:33,109 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:33,110 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:33,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:33,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1299245869, now seen corresponding path program 1 times [2018-11-23 01:35:33,110 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:33,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:33,111 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:33,111 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:33,111 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:33,302 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2018-11-23 01:35:33,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:35:33,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 01:35:33,303 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:35:33,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:35:33,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:35:33,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:35:33,304 INFO L87 Difference]: Start difference. First operand 9696 states and 12819 transitions. Second operand 3 states. [2018-11-23 01:35:34,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:34,030 INFO L93 Difference]: Finished difference Result 22997 states and 31782 transitions. [2018-11-23 01:35:34,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:35:34,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 325 [2018-11-23 01:35:34,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:34,073 INFO L225 Difference]: With dead ends: 22997 [2018-11-23 01:35:34,073 INFO L226 Difference]: Without dead ends: 13496 [2018-11-23 01:35:34,099 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:35:34,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13496 states. [2018-11-23 01:35:34,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13496 to 13296. [2018-11-23 01:35:34,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13296 states. [2018-11-23 01:35:34,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13296 states to 13296 states and 17536 transitions. [2018-11-23 01:35:34,302 INFO L78 Accepts]: Start accepts. Automaton has 13296 states and 17536 transitions. Word has length 325 [2018-11-23 01:35:34,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:34,303 INFO L480 AbstractCegarLoop]: Abstraction has 13296 states and 17536 transitions. [2018-11-23 01:35:34,303 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:35:34,303 INFO L276 IsEmpty]: Start isEmpty. Operand 13296 states and 17536 transitions. [2018-11-23 01:35:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-23 01:35:34,331 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:34,331 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:34,332 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:34,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:34,332 INFO L82 PathProgramCache]: Analyzing trace with hash -551815029, now seen corresponding path program 1 times [2018-11-23 01:35:34,332 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:34,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:34,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:34,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:34,333 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:34,940 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 196 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:34,940 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:34,940 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:35:34,940 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 331 with the following transitions: [2018-11-23 01:35:34,940 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:35:34,944 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:35:34,944 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:35:37,888 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:35:37,888 INFO L272 AbstractInterpreter]: Visited 175 different actions 515 times. Merged at 6 different actions 12 times. Never widened. Performed 7184 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7184 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:35:37,891 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:37,891 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:35:37,891 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:37,891 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/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 01:35:37,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:37,897 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:35:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:37,960 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:35:38,411 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 196 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:38,411 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:35:38,856 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 196 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:38,871 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:35:38,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7, 8] total 22 [2018-11-23 01:35:38,872 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:35:38,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-23 01:35:38,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-23 01:35:38,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2018-11-23 01:35:38,873 INFO L87 Difference]: Start difference. First operand 13296 states and 17536 transitions. Second operand 17 states. [2018-11-23 01:35:43,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:43,963 INFO L93 Difference]: Finished difference Result 29070 states and 40963 transitions. [2018-11-23 01:35:43,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-11-23 01:35:43,964 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 330 [2018-11-23 01:35:43,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:44,009 INFO L225 Difference]: With dead ends: 29070 [2018-11-23 01:35:44,010 INFO L226 Difference]: Without dead ends: 15969 [2018-11-23 01:35:44,044 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 720 GetRequests, 654 SyntacticMatches, 4 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1088 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1015, Invalid=3017, Unknown=0, NotChecked=0, Total=4032 [2018-11-23 01:35:44,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15969 states. [2018-11-23 01:35:44,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15969 to 15746. [2018-11-23 01:35:44,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15746 states. [2018-11-23 01:35:44,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15746 states to 15746 states and 20205 transitions. [2018-11-23 01:35:44,316 INFO L78 Accepts]: Start accepts. Automaton has 15746 states and 20205 transitions. Word has length 330 [2018-11-23 01:35:44,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:44,316 INFO L480 AbstractCegarLoop]: Abstraction has 15746 states and 20205 transitions. [2018-11-23 01:35:44,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-23 01:35:44,316 INFO L276 IsEmpty]: Start isEmpty. Operand 15746 states and 20205 transitions. [2018-11-23 01:35:44,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-11-23 01:35:44,350 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:44,350 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:44,350 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:44,350 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:44,351 INFO L82 PathProgramCache]: Analyzing trace with hash 490669527, now seen corresponding path program 1 times [2018-11-23 01:35:44,351 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:44,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:44,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:44,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:44,352 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:44,602 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 314 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 01:35:44,602 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:44,602 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:35:44,602 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 362 with the following transitions: [2018-11-23 01:35:44,603 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [738], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:35:44,606 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:35:44,606 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:35:45,106 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:35:45,106 INFO L272 AbstractInterpreter]: Visited 133 different actions 390 times. Merged at 6 different actions 13 times. Never widened. Performed 5268 root evaluator evaluations with a maximum evaluation depth of 16. Performed 5268 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-23 01:35:45,108 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:45,109 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:35:45,109 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:45,109 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/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 01:35:45,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:45,122 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:35:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:45,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:35:45,246 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 314 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 01:35:45,247 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:35:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 314 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 01:35:45,368 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:35:45,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-11-23 01:35:45,368 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:35:45,369 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 01:35:45,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 01:35:45,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-11-23 01:35:45,369 INFO L87 Difference]: Start difference. First operand 15746 states and 20205 transitions. Second operand 7 states. [2018-11-23 01:35:46,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:35:46,193 INFO L93 Difference]: Finished difference Result 30761 states and 40937 transitions. [2018-11-23 01:35:46,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:35:46,193 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 361 [2018-11-23 01:35:46,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:35:46,233 INFO L225 Difference]: With dead ends: 30761 [2018-11-23 01:35:46,233 INFO L226 Difference]: Without dead ends: 15210 [2018-11-23 01:35:46,260 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 731 GetRequests, 722 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-11-23 01:35:46,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15210 states. [2018-11-23 01:35:46,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15210 to 15078. [2018-11-23 01:35:46,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15078 states. [2018-11-23 01:35:46,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15078 states to 15078 states and 17755 transitions. [2018-11-23 01:35:46,422 INFO L78 Accepts]: Start accepts. Automaton has 15078 states and 17755 transitions. Word has length 361 [2018-11-23 01:35:46,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:35:46,423 INFO L480 AbstractCegarLoop]: Abstraction has 15078 states and 17755 transitions. [2018-11-23 01:35:46,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 01:35:46,423 INFO L276 IsEmpty]: Start isEmpty. Operand 15078 states and 17755 transitions. [2018-11-23 01:35:46,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-11-23 01:35:46,438 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:35:46,439 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:35:46,439 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:35:46,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:46,439 INFO L82 PathProgramCache]: Analyzing trace with hash 522512326, now seen corresponding path program 1 times [2018-11-23 01:35:46,439 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:35:46,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:46,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:46,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:35:46,440 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:35:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 4 proven. 84 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-11-23 01:35:46,642 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:46,642 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 01:35:46,642 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 362 with the following transitions: [2018-11-23 01:35:46,642 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-11-23 01:35:46,645 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 01:35:46,645 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 01:35:52,479 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 01:35:52,479 INFO L272 AbstractInterpreter]: Visited 175 different actions 518 times. Merged at 6 different actions 15 times. Never widened. Performed 7314 root evaluator evaluations with a maximum evaluation depth of 23. Performed 7314 inverse root evaluator evaluations with a maximum inverse evaluation depth of 23. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-23 01:35:52,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:35:52,483 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 01:35:52,483 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:35:52,483 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/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 01:35:52,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:35:52,489 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 01:35:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:35:52,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:35:57,509 WARN L180 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 37 DAG size of output: 15 [2018-11-23 01:35:57,594 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 4 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:57,594 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 01:35:57,746 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 227 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:35:57,761 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 01:35:57,761 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 6] total 15 [2018-11-23 01:35:57,761 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 01:35:57,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 01:35:57,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 01:35:57,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=153, Unknown=1, NotChecked=0, Total=210 [2018-11-23 01:35:57,762 INFO L87 Difference]: Start difference. First operand 15078 states and 17755 transitions. Second operand 12 states. [2018-11-23 01:36:00,591 WARN L180 SmtUtils]: Spent 2.44 s on a formula simplification that was a NOOP. DAG size: 18 [2018-11-23 01:36:15,186 WARN L180 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-11-23 01:37:13,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:37:13,138 INFO L93 Difference]: Finished difference Result 43424 states and 53269 transitions. [2018-11-23 01:37:13,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-23 01:37:13,138 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 361 [2018-11-23 01:37:13,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:37:13,224 INFO L225 Difference]: With dead ends: 43424 [2018-11-23 01:37:13,224 INFO L226 Difference]: Without dead ends: 28540 [2018-11-23 01:37:13,259 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 750 GetRequests, 716 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 14.7s TimeCoverageRelationStatistics Valid=278, Invalid=710, Unknown=4, NotChecked=0, Total=992 [2018-11-23 01:37:13,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28540 states. [2018-11-23 01:37:13,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28540 to 28155. [2018-11-23 01:37:13,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28155 states. [2018-11-23 01:37:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28155 states to 28155 states and 32957 transitions. [2018-11-23 01:37:13,639 INFO L78 Accepts]: Start accepts. Automaton has 28155 states and 32957 transitions. Word has length 361 [2018-11-23 01:37:13,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:37:13,640 INFO L480 AbstractCegarLoop]: Abstraction has 28155 states and 32957 transitions. [2018-11-23 01:37:13,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 01:37:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 28155 states and 32957 transitions. [2018-11-23 01:37:13,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-11-23 01:37:13,654 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:37:13,654 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:37:13,654 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:37:13,654 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:37:13,654 INFO L82 PathProgramCache]: Analyzing trace with hash 819980720, now seen corresponding path program 1 times [2018-11-23 01:37:13,654 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 01:37:13,655 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:37:13,655 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:37:13,655 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:37:13,655 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 01:37:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:37:13,839 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2018-11-23 01:37:13,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:37:13,840 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 01:37:13,840 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 01:37:13,840 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 01:37:13,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 01:37:13,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:37:13,841 INFO L87 Difference]: Start difference. First operand 28155 states and 32957 transitions. Second operand 4 states. [2018-11-23 01:37:14,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:37:14,769 INFO L93 Difference]: Finished difference Result 59006 states and 71413 transitions. [2018-11-23 01:37:14,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 01:37:14,769 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 374 [2018-11-23 01:37:14,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:37:14,770 INFO L225 Difference]: With dead ends: 59006 [2018-11-23 01:37:14,770 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 01:37:14,833 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:37:14,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 01:37:14,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 01:37:14,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 01:37:14,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 01:37:14,833 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 374 [2018-11-23 01:37:14,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:37:14,834 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 01:37:14,834 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 01:37:14,834 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 01:37:14,834 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:37:14,838 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 01:37:14,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:14,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:14,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:14,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,412 WARN L180 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 241 [2018-11-23 01:37:15,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:37:15,805 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 243 [2018-11-23 01:37:16,953 WARN L180 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 357 DAG size of output: 79 [2018-11-23 01:37:18,787 WARN L180 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 236 DAG size of output: 77 [2018-11-23 01:37:19,740 WARN L180 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 77 [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:37:19,742 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,742 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,743 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,744 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,745 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,746 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse11 (= 12 |old(~a25~0)|)) (.cse14 (= ~a23~0 |old(~a23~0)|)) (.cse13 (= ~a29~0 |old(~a29~0)|)) (.cse15 (= ~a4~0 |old(~a4~0)|)) (.cse16 (= ~a25~0 |old(~a25~0)|))) (let ((.cse8 (< |old(~a29~0)| 130)) (.cse7 (< 0 |old(~a4~0)|)) (.cse10 (forall ((v_prenex_1 Int)) (let ((.cse17 (+ v_prenex_1 69157))) (or (< v_prenex_1 |old(~a29~0)|) (< .cse17 0) (< (+ (mod .cse17 299861) 300138) |old(~a29~0)|))))) (.cse9 (and .cse14 .cse13 .cse15 .cse16)) (.cse6 (= 13 |old(~a25~0)|)) (.cse3 (< 0 (+ |old(~a29~0)| 22))) (.cse0 (not (= 15 ~a8~0))) (.cse1 (not (= 1 ~a3~0))) (.cse12 (<= |old(~a23~0)| 138)) (.cse2 (and .cse13 .cse14 .cse15 .cse16)) (.cse4 (not (= 1 |old(~a4~0)|))) (.cse5 (not .cse11))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 (or (< 140 |old(~a29~0)|) .cse6 .cse7) .cse8 .cse9) (or (< |old(~a23~0)| 307) .cse0 .cse1 .cse4 .cse10 .cse2) (or .cse0 .cse1 .cse3 .cse2 .cse7) (or .cse0 .cse1 .cse2 .cse8 .cse10 .cse7 .cse5) (or .cse0 .cse1 .cse8 .cse11 .cse2 .cse4 .cse10) (or .cse0 .cse1 (or .cse6 (< |old(~a29~0)| 246) .cse7) .cse10 .cse9) (or .cse0 .cse1 .cse2 .cse11 .cse4 .cse6) (or .cse2 .cse0 .cse1 .cse3 .cse12 .cse4) (or .cse0 .cse1 .cse12 .cse2 .cse4 .cse5)))) [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,747 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,748 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,749 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-23 01:37:19,750 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,751 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,752 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 132) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,753 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,754 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-23 01:37:19,755 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,755 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,755 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-11-23 01:37:19,755 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:37:19,755 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (<= ~a29~0 130) (= 1 ~a4~0) (<= 130 ~a29~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-11-23 01:37:19,755 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 01:37:19,755 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:37:19,755 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (and (<= 130 ~a29~0) (= ~a23~0 312) (<= ~a29~0 130) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-11-23 01:37:19,755 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-23 01:37:19,756 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse2 (<= (+ ~a29~0 22) 0)) (.cse4 (not (= 12 ~a25~0))) (.cse8 (exists ((v_prenex_1 Int)) (let ((.cse9 (+ v_prenex_1 69157))) (and (<= 0 .cse9) (<= |old(~a29~0)| v_prenex_1) (<= ~a29~0 (+ (mod .cse9 299861) 300138)))))) (.cse1 (<= ~a29~0 140)) (.cse6 (<= ~a4~0 0)) (.cse7 (<= 130 ~a29~0)) (.cse5 (not (= ~a25~0 13))) (.cse0 (= 1 ~a4~0)) (.cse3 (< 138 ~a23~0))) (or (not (= 10 |old(~a25~0)|)) (and .cse0 (<= 307 ~a23~0) .cse1) (and .cse2 .cse0 .cse3) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (< |old(~a29~0)| 130) (and .cse4 .cse5 .cse0) (and (= ~a25~0 12) .cse6 (<= ~a29~0 599998) .cse7) (and .cse6 (<= 246 ~a29~0) .cse5 .cse8) (not (= 312 |old(~a23~0)|)) (and .cse6 .cse2) (and .cse5 .cse2 .cse0) (not (= 15 ~a8~0)) (and .cse4 .cse8 .cse7 .cse0) (and (and .cse1 .cse6 .cse5) .cse7) (not (= 1 |old(~a4~0)|)) (and .cse5 .cse0 .cse3))) [2018-11-23 01:37:19,756 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-23 01:37:19,756 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-23 01:37:19,756 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse2 (<= (+ ~a29~0 22) 0)) (.cse4 (not (= 12 ~a25~0))) (.cse8 (exists ((v_prenex_1 Int)) (let ((.cse9 (+ v_prenex_1 69157))) (and (<= 0 .cse9) (<= |old(~a29~0)| v_prenex_1) (<= ~a29~0 (+ (mod .cse9 299861) 300138)))))) (.cse1 (<= ~a29~0 140)) (.cse6 (<= ~a4~0 0)) (.cse7 (<= 130 ~a29~0)) (.cse5 (not (= ~a25~0 13))) (.cse0 (= 1 ~a4~0)) (.cse3 (< 138 ~a23~0))) (or (not (= 10 |old(~a25~0)|)) (and .cse0 (<= 307 ~a23~0) .cse1) (and .cse2 .cse0 .cse3) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (< |old(~a29~0)| 130) (and .cse4 .cse5 .cse0) (and (= ~a25~0 12) .cse6 (<= ~a29~0 599998) .cse7) (and .cse6 (<= 246 ~a29~0) .cse5 .cse8) (not (= 312 |old(~a23~0)|)) (and .cse6 .cse2) (and .cse5 .cse2 .cse0) (not (= 15 ~a8~0)) (and .cse4 .cse8 .cse7 .cse0) (and (and .cse1 .cse6 .cse5) .cse7) (not (= 1 |old(~a4~0)|)) (and .cse5 .cse0 .cse3))) [2018-11-23 01:37:19,756 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-11-23 01:37:19,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:37:19 BoogieIcfgContainer [2018-11-23 01:37:19,770 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 01:37:19,770 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:37:19,770 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:37:19,770 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:37:19,771 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:59" (3/4) ... [2018-11-23 01:37:19,774 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:37:19,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 01:37:19,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 01:37:19,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 01:37:19,792 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 01:37:19,793 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 01:37:19,819 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(10 == \old(a25)) || ((1 == a4 && 307 <= a23) && a29 <= 140)) || ((a29 + 22 <= 0 && 1 == a4) && 138 < a23)) || !(1 == a3)) || 130 < \old(a29)) || \old(a29) < 130) || ((!(12 == a25) && !(a25 == 13)) && 1 == a4)) || (((a25 == 12 && a4 <= 0) && a29 <= 599998) && 130 <= a29)) || (((a4 <= 0 && 246 <= a29) && !(a25 == 13)) && (\exists v_prenex_1 : int :: (0 <= v_prenex_1 + 69157 && \old(a29) <= v_prenex_1) && a29 <= (v_prenex_1 + 69157) % 299861 + 300138))) || !(312 == \old(a23))) || (a4 <= 0 && a29 + 22 <= 0)) || ((!(a25 == 13) && a29 + 22 <= 0) && 1 == a4)) || !(15 == a8)) || (((!(12 == a25) && (\exists v_prenex_1 : int :: (0 <= v_prenex_1 + 69157 && \old(a29) <= v_prenex_1) && a29 <= (v_prenex_1 + 69157) % 299861 + 300138)) && 130 <= a29) && 1 == a4)) || (((a29 <= 140 && a4 <= 0) && !(a25 == 13)) && 130 <= a29)) || !(1 == \old(a4))) || ((!(a25 == 13) && 1 == a4) && 138 < a23) [2018-11-23 01:37:19,918 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f3dde71c-4224-474e-992c-0ebdd8a1cead/bin-2019/utaipan/witness.graphml [2018-11-23 01:37:19,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:37:19,919 INFO L168 Benchmark]: Toolchain (without parser) took 142592.78 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 4.0 GB). Free memory was 956.5 MB in the beginning and 2.0 GB in the end (delta: -997.4 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-11-23 01:37:19,919 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:37:19,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 497.84 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 897.3 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:37:19,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.8 MB). Free memory was 897.3 MB in the beginning and 1.2 GB in the end (delta: -274.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-11-23 01:37:19,920 INFO L168 Benchmark]: Boogie Preprocessor took 72.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:37:19,920 INFO L168 Benchmark]: RCFGBuilder took 1261.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 988.2 MB in the end (delta: 176.9 MB). Peak memory consumption was 176.9 MB. Max. memory is 11.5 GB. [2018-11-23 01:37:19,920 INFO L168 Benchmark]: TraceAbstraction took 140512.62 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 988.2 MB in the beginning and 2.0 GB in the end (delta: -965.6 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-23 01:37:19,921 INFO L168 Benchmark]: Witness Printer took 148.28 ms. Allocated memory is still 5.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:37:19,922 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 497.84 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 897.3 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.8 MB). Free memory was 897.3 MB in the beginning and 1.2 GB in the end (delta: -274.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1261.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 988.2 MB in the end (delta: 176.9 MB). Peak memory consumption was 176.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 140512.62 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 988.2 MB in the beginning and 2.0 GB in the end (delta: -965.6 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. * Witness Printer took 148.28 ms. Allocated memory is still 5.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 132]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant [2018-11-23 01:37:19,925 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,925 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,925 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,926 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,926 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,926 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,927 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-23 01:37:19,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: (((((((((((((((!(10 == \old(a25)) || ((1 == a4 && 307 <= a23) && a29 <= 140)) || ((a29 + 22 <= 0 && 1 == a4) && 138 < a23)) || !(1 == a3)) || 130 < \old(a29)) || \old(a29) < 130) || ((!(12 == a25) && !(a25 == 13)) && 1 == a4)) || (((a25 == 12 && a4 <= 0) && a29 <= 599998) && 130 <= a29)) || (((a4 <= 0 && 246 <= a29) && !(a25 == 13)) && (\exists v_prenex_1 : int :: (0 <= v_prenex_1 + 69157 && \old(a29) <= v_prenex_1) && a29 <= (v_prenex_1 + 69157) % 299861 + 300138))) || !(312 == \old(a23))) || (a4 <= 0 && a29 + 22 <= 0)) || ((!(a25 == 13) && a29 + 22 <= 0) && 1 == a4)) || !(15 == a8)) || (((!(12 == a25) && (\exists v_prenex_1 : int :: (0 <= v_prenex_1 + 69157 && \old(a29) <= v_prenex_1) && a29 <= (v_prenex_1 + 69157) % 299861 + 300138)) && 130 <= a29) && 1 == a4)) || (((a29 <= 140 && a4 <= 0) && !(a25 == 13)) && 130 <= a29)) || !(1 == \old(a4))) || ((!(a25 == 13) && 1 == a4) && 138 < a23) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 140.4s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 113.1s AutomataDifference, 0.0s DeadEndRemovalTime, 4.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2979 SDtfs, 12094 SDslu, 2320 SDs, 0 SdLazy, 19462 SolverSat, 4984 SolverUnsat, 42 SolverUnknown, 0 SolverNotchecked, 94.7s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 3460 GetRequests, 3309 SyntacticMatches, 14 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1301 ImplicationChecksByTransitivity, 17.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28155occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 10.6s AbstIntTime, 6 AbstIntIterations, 1 AbstIntStrong, 0.9976765962795375 AbsIntWeakeningRatio, 0.13725490196078433 AbsIntAvgWeakeningVarsNumRemoved, 18.225490196078432 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 1669 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 466 PreInvPairs, 696 NumberOfFragments, 873 HoareAnnotationTreeSize, 466 FomulaSimplifications, 54213 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 18445 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 4420 NumberOfCodeBlocks, 4420 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 5950 ConstructedInterpolants, 2 QuantifiedInterpolants, 10181855 SizeOfPredicates, 14 NumberOfNonLiveVariables, 2621 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 4359/4691 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...