./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label53_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label53_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/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 e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 05:26:14,862 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 05:26:14,863 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 05:26:14,869 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 05:26:14,869 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 05:26:14,870 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 05:26:14,871 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 05:26:14,872 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 05:26:14,872 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 05:26:14,873 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 05:26:14,873 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 05:26:14,874 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 05:26:14,874 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 05:26:14,875 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 05:26:14,875 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 05:26:14,876 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 05:26:14,876 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 05:26:14,877 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 05:26:14,878 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 05:26:14,879 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 05:26:14,880 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 05:26:14,880 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 05:26:14,881 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 05:26:14,882 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 05:26:14,882 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 05:26:14,882 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 05:26:14,883 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 05:26:14,883 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 05:26:14,884 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 05:26:14,884 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 05:26:14,884 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 05:26:14,885 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 05:26:14,885 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 05:26:14,885 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 05:26:14,886 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 05:26:14,886 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 05:26:14,886 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 05:26:14,893 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 05:26:14,894 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 05:26:14,894 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 05:26:14,894 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 05:26:14,894 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 05:26:14,895 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 05:26:14,895 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 05:26:14,895 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 05:26:14,895 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 05:26:14,895 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 05:26:14,895 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 05:26:14,895 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 05:26:14,895 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 05:26:14,896 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 05:26:14,896 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 05:26:14,896 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 05:26:14,896 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 05:26:14,896 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 05:26:14,896 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 05:26:14,897 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 05:26:14,897 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 05:26:14,897 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 05:26:14,897 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 05:26:14,897 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 05:26:14,897 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 05:26:14,897 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 05:26:14,897 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 05:26:14,898 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 05:26:14,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 05:26:14,898 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 05:26:14,898 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 05:26:14,898 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 05:26:14,898 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 05:26:14,898 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 05:26:14,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 05:26:14,898 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 05:26:14,899 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_1a13c270-14f6-4c9c-bac3-4c494144fa68/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 -> e0ac1fa423e9e02c6d8ce0ab648943b01e42bafe [2018-12-02 05:26:14,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 05:26:14,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 05:26:14,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 05:26:14,925 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 05:26:14,925 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 05:26:14,926 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label53_true-unreach-call.c [2018-12-02 05:26:14,960 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/data/8a946c857/46c075e9f3c549509a3a8ad5b6fd92e0/FLAG569e1ffc9 [2018-12-02 05:26:15,468 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 05:26:15,468 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/sv-benchmarks/c/eca-rers2012/Problem16_label53_true-unreach-call.c [2018-12-02 05:26:15,477 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/data/8a946c857/46c075e9f3c549509a3a8ad5b6fd92e0/FLAG569e1ffc9 [2018-12-02 05:26:15,486 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/data/8a946c857/46c075e9f3c549509a3a8ad5b6fd92e0 [2018-12-02 05:26:15,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 05:26:15,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 05:26:15,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 05:26:15,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 05:26:15,492 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 05:26:15,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:26:15" (1/1) ... [2018-12-02 05:26:15,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@706fcb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:15, skipping insertion in model container [2018-12-02 05:26:15,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:26:15" (1/1) ... [2018-12-02 05:26:15,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 05:26:15,539 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 05:26:15,841 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:26:15,844 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 05:26:16,061 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:26:16,071 INFO L195 MainTranslator]: Completed translation [2018-12-02 05:26:16,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16 WrapperNode [2018-12-02 05:26:16,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 05:26:16,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 05:26:16,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 05:26:16,072 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 05:26:16,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... [2018-12-02 05:26:16,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... [2018-12-02 05:26:16,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 05:26:16,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 05:26:16,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 05:26:16,103 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 05:26:16,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... [2018-12-02 05:26:16,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... [2018-12-02 05:26:16,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... [2018-12-02 05:26:16,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... [2018-12-02 05:26:16,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... [2018-12-02 05:26:16,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... [2018-12-02 05:26:16,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... [2018-12-02 05:26:16,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 05:26:16,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 05:26:16,170 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 05:26:16,170 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 05:26:16,171 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 05:26:16,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 05:26:16,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 05:26:16,210 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-02 05:26:16,210 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-02 05:26:16,210 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 05:26:16,210 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 05:26:16,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 05:26:16,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 05:26:16,211 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 05:26:16,211 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 05:26:17,506 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 05:26:17,507 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 05:26:17,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:26:17 BoogieIcfgContainer [2018-12-02 05:26:17,507 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 05:26:17,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 05:26:17,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 05:26:17,511 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 05:26:17,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:26:15" (1/3) ... [2018-12-02 05:26:17,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12732197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:26:17, skipping insertion in model container [2018-12-02 05:26:17,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:26:16" (2/3) ... [2018-12-02 05:26:17,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12732197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:26:17, skipping insertion in model container [2018-12-02 05:26:17,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:26:17" (3/3) ... [2018-12-02 05:26:17,513 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label53_true-unreach-call.c [2018-12-02 05:26:17,521 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 05:26:17,527 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 05:26:17,539 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 05:26:17,567 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 05:26:17,568 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 05:26:17,568 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 05:26:17,568 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 05:26:17,568 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 05:26:17,568 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 05:26:17,568 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 05:26:17,568 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 05:26:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-02 05:26:17,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 05:26:17,588 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:26:17,589 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] [2018-12-02 05:26:17,590 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:26:17,593 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:26:17,593 INFO L82 PathProgramCache]: Analyzing trace with hash -302324190, now seen corresponding path program 1 times [2018-12-02 05:26:17,595 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:26:17,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:17,623 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:26:17,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:17,623 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:26:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:26:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:26:17,749 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 05:26:17,750 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 05:26:17,750 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:26:17,753 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 05:26:17,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 05:26:17,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 05:26:17,763 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-12-02 05:26:18,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:26:18,816 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-12-02 05:26:18,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 05:26:18,817 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2018-12-02 05:26:18,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:26:18,831 INFO L225 Difference]: With dead ends: 1153 [2018-12-02 05:26:18,831 INFO L226 Difference]: Without dead ends: 682 [2018-12-02 05:26:18,835 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 05:26:18,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2018-12-02 05:26:18,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2018-12-02 05:26:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-12-02 05:26:18,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1184 transitions. [2018-12-02 05:26:18,888 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1184 transitions. Word has length 43 [2018-12-02 05:26:18,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:26:18,888 INFO L480 AbstractCegarLoop]: Abstraction has 682 states and 1184 transitions. [2018-12-02 05:26:18,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 05:26:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1184 transitions. [2018-12-02 05:26:18,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 05:26:18,892 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:26:18,892 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:26:18,892 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:26:18,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:26:18,893 INFO L82 PathProgramCache]: Analyzing trace with hash 204114703, now seen corresponding path program 1 times [2018-12-02 05:26:18,893 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:26:18,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:18,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:26:18,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:18,894 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:26:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:26:19,002 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:26:19,002 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 05:26:19,003 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 05:26:19,003 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:26:19,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 05:26:19,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 05:26:19,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 05:26:19,004 INFO L87 Difference]: Start difference. First operand 682 states and 1184 transitions. Second operand 5 states. [2018-12-02 05:26:20,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:26:20,432 INFO L93 Difference]: Finished difference Result 2066 states and 3624 transitions. [2018-12-02 05:26:20,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 05:26:20,433 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 112 [2018-12-02 05:26:20,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:26:20,440 INFO L225 Difference]: With dead ends: 2066 [2018-12-02 05:26:20,440 INFO L226 Difference]: Without dead ends: 1390 [2018-12-02 05:26:20,443 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-02 05:26:20,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2018-12-02 05:26:20,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1372. [2018-12-02 05:26:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1372 states. [2018-12-02 05:26:20,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 2268 transitions. [2018-12-02 05:26:20,479 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 2268 transitions. Word has length 112 [2018-12-02 05:26:20,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:26:20,479 INFO L480 AbstractCegarLoop]: Abstraction has 1372 states and 2268 transitions. [2018-12-02 05:26:20,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 05:26:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2268 transitions. [2018-12-02 05:26:20,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 05:26:20,480 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:26:20,481 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:26:20,481 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:26:20,481 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:26:20,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1530346758, now seen corresponding path program 1 times [2018-12-02 05:26:20,481 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:26:20,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:20,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:26:20,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:20,482 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:26:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:26:20,584 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:26:20,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 05:26:20,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 05:26:20,585 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:26:20,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 05:26:20,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 05:26:20,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 05:26:20,586 INFO L87 Difference]: Start difference. First operand 1372 states and 2268 transitions. Second operand 6 states. [2018-12-02 05:26:22,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:26:22,519 INFO L93 Difference]: Finished difference Result 3472 states and 5791 transitions. [2018-12-02 05:26:22,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 05:26:22,519 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 141 [2018-12-02 05:26:22,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:26:22,529 INFO L225 Difference]: With dead ends: 3472 [2018-12-02 05:26:22,529 INFO L226 Difference]: Without dead ends: 2106 [2018-12-02 05:26:22,532 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 05:26:22,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2106 states. [2018-12-02 05:26:22,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2106 to 2081. [2018-12-02 05:26:22,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2081 states. [2018-12-02 05:26:22,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 2081 states and 3263 transitions. [2018-12-02 05:26:22,569 INFO L78 Accepts]: Start accepts. Automaton has 2081 states and 3263 transitions. Word has length 141 [2018-12-02 05:26:22,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:26:22,570 INFO L480 AbstractCegarLoop]: Abstraction has 2081 states and 3263 transitions. [2018-12-02 05:26:22,570 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 05:26:22,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 3263 transitions. [2018-12-02 05:26:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 05:26:22,571 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:26:22,572 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:26:22,572 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:26:22,572 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:26:22,572 INFO L82 PathProgramCache]: Analyzing trace with hash 225402430, now seen corresponding path program 1 times [2018-12-02 05:26:22,572 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:26:22,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:22,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:26:22,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:22,573 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:26:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:26:22,658 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:26:22,658 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 05:26:22,658 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 05:26:22,658 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:26:22,659 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 05:26:22,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 05:26:22,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 05:26:22,659 INFO L87 Difference]: Start difference. First operand 2081 states and 3263 transitions. Second operand 6 states. [2018-12-02 05:26:23,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:26:23,815 INFO L93 Difference]: Finished difference Result 5241 states and 8253 transitions. [2018-12-02 05:26:23,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 05:26:23,816 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 159 [2018-12-02 05:26:23,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:26:23,822 INFO L225 Difference]: With dead ends: 5241 [2018-12-02 05:26:23,823 INFO L226 Difference]: Without dead ends: 3166 [2018-12-02 05:26:23,825 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 05:26:23,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3166 states. [2018-12-02 05:26:23,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3166 to 3140. [2018-12-02 05:26:23,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3140 states. [2018-12-02 05:26:23,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4128 transitions. [2018-12-02 05:26:23,862 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4128 transitions. Word has length 159 [2018-12-02 05:26:23,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:26:23,862 INFO L480 AbstractCegarLoop]: Abstraction has 3140 states and 4128 transitions. [2018-12-02 05:26:23,862 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 05:26:23,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4128 transitions. [2018-12-02 05:26:23,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-02 05:26:23,864 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:26:23,864 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 05:26:23,864 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:26:23,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:26:23,865 INFO L82 PathProgramCache]: Analyzing trace with hash -786182774, now seen corresponding path program 1 times [2018-12-02 05:26:23,865 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:26:23,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:23,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:26:23,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:23,865 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:26:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:26:23,965 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 102 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 05:26:23,965 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:26:23,965 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:26:23,966 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 242 with the following transitions: [2018-12-02 05:26:23,967 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:26:23,994 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:26:23,994 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:26:24,239 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 05:26:24,240 INFO L272 AbstractInterpreter]: Visited 134 different actions 134 times. Never merged. Never widened. Performed 1259 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1259 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-02 05:26:24,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:26:24,250 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 05:26:24,493 INFO L227 lantSequenceWeakener]: Weakened 232 states. On average, predicates are now at 77.77% of their original sizes. [2018-12-02 05:26:24,493 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 05:26:24,508 INFO L418 sIntCurrentIteration]: We unified 240 AI predicates to 240 [2018-12-02 05:26:24,508 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 05:26:24,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:26:24,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2018-12-02 05:26:24,509 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:26:24,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 05:26:24,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 05:26:24,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 05:26:24,509 INFO L87 Difference]: Start difference. First operand 3140 states and 4128 transitions. Second operand 6 states. [2018-12-02 05:26:42,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:26:42,177 INFO L93 Difference]: Finished difference Result 6612 states and 8630 transitions. [2018-12-02 05:26:42,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 05:26:42,177 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 241 [2018-12-02 05:26:42,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:26:42,184 INFO L225 Difference]: With dead ends: 6612 [2018-12-02 05:26:42,184 INFO L226 Difference]: Without dead ends: 3478 [2018-12-02 05:26:42,188 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 241 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 05:26:42,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3478 states. [2018-12-02 05:26:42,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3478 to 3477. [2018-12-02 05:26:42,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3477 states. [2018-12-02 05:26:42,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 3477 states and 4473 transitions. [2018-12-02 05:26:42,242 INFO L78 Accepts]: Start accepts. Automaton has 3477 states and 4473 transitions. Word has length 241 [2018-12-02 05:26:42,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:26:42,242 INFO L480 AbstractCegarLoop]: Abstraction has 3477 states and 4473 transitions. [2018-12-02 05:26:42,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 05:26:42,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 4473 transitions. [2018-12-02 05:26:42,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-02 05:26:42,245 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:26:42,245 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:26:42,246 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:26:42,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:26:42,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1910184445, now seen corresponding path program 1 times [2018-12-02 05:26:42,246 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:26:42,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:42,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:26:42,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:26:42,247 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:26:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:26:42,451 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 178 proven. 115 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-02 05:26:42,451 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:26:42,451 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:26:42,451 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 333 with the following transitions: [2018-12-02 05:26:42,452 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:26:42,456 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:26:42,456 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:26:42,645 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 05:26:42,645 INFO L272 AbstractInterpreter]: Visited 138 different actions 401 times. Merged at 4 different actions 7 times. Never widened. Performed 4096 root evaluator evaluations with a maximum evaluation depth of 7. Performed 4096 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 05:26:42,647 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:26:42,647 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 05:26:42,852 INFO L227 lantSequenceWeakener]: Weakened 329 states. On average, predicates are now at 80.37% of their original sizes. [2018-12-02 05:26:42,852 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 05:26:42,891 INFO L418 sIntCurrentIteration]: We unified 331 AI predicates to 331 [2018-12-02 05:26:42,891 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 05:26:42,891 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:26:42,891 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2018-12-02 05:26:42,892 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:26:42,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 05:26:42,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 05:26:42,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 05:26:42,892 INFO L87 Difference]: Start difference. First operand 3477 states and 4473 transitions. Second operand 10 states. [2018-12-02 05:27:39,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:27:39,490 INFO L93 Difference]: Finished difference Result 7683 states and 9934 transitions. [2018-12-02 05:27:39,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-02 05:27:39,490 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 332 [2018-12-02 05:27:39,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:27:39,499 INFO L225 Difference]: With dead ends: 7683 [2018-12-02 05:27:39,499 INFO L226 Difference]: Without dead ends: 4549 [2018-12-02 05:27:39,501 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 341 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-02 05:27:39,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4549 states. [2018-12-02 05:27:39,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4549 to 4518. [2018-12-02 05:27:39,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4518 states. [2018-12-02 05:27:39,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 4518 states and 5629 transitions. [2018-12-02 05:27:39,557 INFO L78 Accepts]: Start accepts. Automaton has 4518 states and 5629 transitions. Word has length 332 [2018-12-02 05:27:39,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:27:39,557 INFO L480 AbstractCegarLoop]: Abstraction has 4518 states and 5629 transitions. [2018-12-02 05:27:39,557 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 05:27:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 4518 states and 5629 transitions. [2018-12-02 05:27:39,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2018-12-02 05:27:39,562 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:27:39,562 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:27:39,562 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:27:39,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:27:39,563 INFO L82 PathProgramCache]: Analyzing trace with hash -719011605, now seen corresponding path program 1 times [2018-12-02 05:27:39,563 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:27:39,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:27:39,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:27:39,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:27:39,563 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:27:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:27:39,732 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 210 proven. 35 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-12-02 05:27:39,732 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:27:39,732 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:27:39,733 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 481 with the following transitions: [2018-12-02 05:27:39,733 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:27:39,738 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:27:39,738 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:27:40,030 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:27:40,030 INFO L272 AbstractInterpreter]: Visited 249 different actions 745 times. Merged at 7 different actions 20 times. Never widened. Performed 8442 root evaluator evaluations with a maximum evaluation depth of 18. Performed 8442 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 4 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-02 05:27:40,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:27:40,036 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:27:40,036 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:27:40,036 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:27:40,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:27:40,044 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:27:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:27:40,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:27:40,236 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-12-02 05:27:40,237 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:27:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-12-02 05:27:40,335 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:27:40,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2018-12-02 05:27:40,335 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:27:40,336 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 05:27:40,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 05:27:40,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 05:27:40,336 INFO L87 Difference]: Start difference. First operand 4518 states and 5629 transitions. Second operand 3 states. [2018-12-02 05:27:41,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:27:41,072 INFO L93 Difference]: Finished difference Result 8693 states and 10913 transitions. [2018-12-02 05:27:41,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 05:27:41,072 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 480 [2018-12-02 05:27:41,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:27:41,080 INFO L225 Difference]: With dead ends: 8693 [2018-12-02 05:27:41,080 INFO L226 Difference]: Without dead ends: 4518 [2018-12-02 05:27:41,083 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 966 GetRequests, 961 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 05:27:41,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4518 states. [2018-12-02 05:27:41,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4518 to 4518. [2018-12-02 05:27:41,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4518 states. [2018-12-02 05:27:41,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 4518 states and 5478 transitions. [2018-12-02 05:27:41,126 INFO L78 Accepts]: Start accepts. Automaton has 4518 states and 5478 transitions. Word has length 480 [2018-12-02 05:27:41,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:27:41,127 INFO L480 AbstractCegarLoop]: Abstraction has 4518 states and 5478 transitions. [2018-12-02 05:27:41,127 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 05:27:41,127 INFO L276 IsEmpty]: Start isEmpty. Operand 4518 states and 5478 transitions. [2018-12-02 05:27:41,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2018-12-02 05:27:41,133 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:27:41,133 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:27:41,133 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:27:41,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:27:41,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1341487390, now seen corresponding path program 1 times [2018-12-02 05:27:41,133 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:27:41,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:27:41,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:27:41,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:27:41,134 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:27:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:27:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 98 proven. 193 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 05:27:41,613 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:27:41,613 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:27:41,613 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 506 with the following transitions: [2018-12-02 05:27:41,614 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:27:41,616 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:27:41,616 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:27:41,860 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 05:27:41,860 INFO L272 AbstractInterpreter]: Visited 247 different actions 738 times. Merged at 6 different actions 17 times. Never widened. Performed 8313 root evaluator evaluations with a maximum evaluation depth of 8. Performed 8313 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-02 05:27:41,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:27:41,861 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 05:27:42,105 INFO L227 lantSequenceWeakener]: Weakened 502 states. On average, predicates are now at 80.23% of their original sizes. [2018-12-02 05:27:42,105 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 05:27:42,136 INFO L418 sIntCurrentIteration]: We unified 504 AI predicates to 504 [2018-12-02 05:27:42,136 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 05:27:42,136 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:27:42,136 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2018-12-02 05:27:42,136 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:27:42,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 05:27:42,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 05:27:42,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 05:27:42,137 INFO L87 Difference]: Start difference. First operand 4518 states and 5478 transitions. Second operand 9 states. [2018-12-02 05:29:04,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:29:04,170 INFO L93 Difference]: Finished difference Result 5892 states and 7034 transitions. [2018-12-02 05:29:04,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-02 05:29:04,170 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 505 [2018-12-02 05:29:04,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:29:04,178 INFO L225 Difference]: With dead ends: 5892 [2018-12-02 05:29:04,179 INFO L226 Difference]: Without dead ends: 5890 [2018-12-02 05:29:04,179 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 511 GetRequests, 497 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-02 05:29:04,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5890 states. [2018-12-02 05:29:04,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5890 to 5879. [2018-12-02 05:29:04,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5879 states. [2018-12-02 05:29:04,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5879 states to 5879 states and 7021 transitions. [2018-12-02 05:29:04,237 INFO L78 Accepts]: Start accepts. Automaton has 5879 states and 7021 transitions. Word has length 505 [2018-12-02 05:29:04,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:29:04,238 INFO L480 AbstractCegarLoop]: Abstraction has 5879 states and 7021 transitions. [2018-12-02 05:29:04,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 05:29:04,238 INFO L276 IsEmpty]: Start isEmpty. Operand 5879 states and 7021 transitions. [2018-12-02 05:29:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 643 [2018-12-02 05:29:04,248 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:29:04,248 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:29:04,249 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:29:04,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:29:04,249 INFO L82 PathProgramCache]: Analyzing trace with hash 200437379, now seen corresponding path program 1 times [2018-12-02 05:29:04,249 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:29:04,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:29:04,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:29:04,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:29:04,250 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:29:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:29:04,498 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 383 proven. 115 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2018-12-02 05:29:04,498 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:29:04,498 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:29:04,499 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 643 with the following transitions: [2018-12-02 05:29:04,499 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [860], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:29:04,501 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:29:04,501 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:29:04,894 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:29:04,894 INFO L272 AbstractInterpreter]: Visited 250 different actions 997 times. Merged at 8 different actions 29 times. Widened at 1 different actions 1 times. Performed 11687 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11687 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-02 05:29:04,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:29:04,896 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:29:04,896 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:29:04,896 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:29:04,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:29:04,902 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:29:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:29:04,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:29:05,169 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 685 proven. 2 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-02 05:29:05,169 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:29:05,352 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 383 proven. 115 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2018-12-02 05:29:05,368 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:29:05,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-02 05:29:05,368 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:29:05,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 05:29:05,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 05:29:05,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-02 05:29:05,369 INFO L87 Difference]: Start difference. First operand 5879 states and 7021 transitions. Second operand 9 states. [2018-12-02 05:29:08,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:29:08,472 INFO L93 Difference]: Finished difference Result 13972 states and 17412 transitions. [2018-12-02 05:29:08,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-02 05:29:08,472 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 642 [2018-12-02 05:29:08,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:29:08,497 INFO L225 Difference]: With dead ends: 13972 [2018-12-02 05:29:08,497 INFO L226 Difference]: Without dead ends: 8436 [2018-12-02 05:29:08,506 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1305 GetRequests, 1287 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-12-02 05:29:08,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8436 states. [2018-12-02 05:29:08,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8436 to 8412. [2018-12-02 05:29:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8412 states. [2018-12-02 05:29:08,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8412 states to 8412 states and 10171 transitions. [2018-12-02 05:29:08,587 INFO L78 Accepts]: Start accepts. Automaton has 8412 states and 10171 transitions. Word has length 642 [2018-12-02 05:29:08,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:29:08,588 INFO L480 AbstractCegarLoop]: Abstraction has 8412 states and 10171 transitions. [2018-12-02 05:29:08,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 05:29:08,588 INFO L276 IsEmpty]: Start isEmpty. Operand 8412 states and 10171 transitions. [2018-12-02 05:29:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 887 [2018-12-02 05:29:08,596 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:29:08,597 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:29:08,597 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:29:08,597 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:29:08,597 INFO L82 PathProgramCache]: Analyzing trace with hash -723143233, now seen corresponding path program 1 times [2018-12-02 05:29:08,597 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:29:08,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:29:08,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:29:08,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:29:08,598 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:29:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:29:09,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1409 backedges. 429 proven. 688 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2018-12-02 05:29:09,834 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:29:09,834 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:29:09,834 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 887 with the following transitions: [2018-12-02 05:29:09,834 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:29:09,837 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:29:09,837 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:29:09,976 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 05:29:09,977 INFO L272 AbstractInterpreter]: Visited 260 different actions 514 times. Merged at 4 different actions 4 times. Never widened. Performed 5483 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5483 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 05:29:09,978 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:29:09,978 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 05:29:10,353 INFO L227 lantSequenceWeakener]: Weakened 883 states. On average, predicates are now at 77.45% of their original sizes. [2018-12-02 05:29:10,353 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 05:29:10,392 INFO L418 sIntCurrentIteration]: We unified 885 AI predicates to 885 [2018-12-02 05:29:10,392 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 05:29:10,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:29:10,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [14] total 22 [2018-12-02 05:29:10,392 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:29:10,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 05:29:10,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 05:29:10,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 05:29:10,393 INFO L87 Difference]: Start difference. First operand 8412 states and 10171 transitions. Second operand 10 states. [2018-12-02 05:30:07,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:30:07,822 INFO L93 Difference]: Finished difference Result 16822 states and 20382 transitions. [2018-12-02 05:30:07,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-02 05:30:07,822 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 886 [2018-12-02 05:30:07,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:30:07,834 INFO L225 Difference]: With dead ends: 16822 [2018-12-02 05:30:07,834 INFO L226 Difference]: Without dead ends: 8753 [2018-12-02 05:30:07,842 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 893 GetRequests, 877 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-12-02 05:30:07,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8753 states. [2018-12-02 05:30:07,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8753 to 8751. [2018-12-02 05:30:07,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8751 states. [2018-12-02 05:30:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8751 states to 8751 states and 10527 transitions. [2018-12-02 05:30:07,923 INFO L78 Accepts]: Start accepts. Automaton has 8751 states and 10527 transitions. Word has length 886 [2018-12-02 05:30:07,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:30:07,924 INFO L480 AbstractCegarLoop]: Abstraction has 8751 states and 10527 transitions. [2018-12-02 05:30:07,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 05:30:07,924 INFO L276 IsEmpty]: Start isEmpty. Operand 8751 states and 10527 transitions. [2018-12-02 05:30:07,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 895 [2018-12-02 05:30:07,932 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:30:07,932 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:30:07,932 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:30:07,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:30:07,932 INFO L82 PathProgramCache]: Analyzing trace with hash -1038674097, now seen corresponding path program 1 times [2018-12-02 05:30:07,932 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:30:07,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:30:07,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:30:07,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:30:07,933 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:30:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:30:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1417 backedges. 645 proven. 35 refuted. 0 times theorem prover too weak. 737 trivial. 0 not checked. [2018-12-02 05:30:08,297 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:30:08,298 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:30:08,298 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 895 with the following transitions: [2018-12-02 05:30:08,298 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:30:08,300 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:30:08,300 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:30:08,523 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 05:30:08,523 INFO L272 AbstractInterpreter]: Visited 260 different actions 767 times. Merged at 4 different actions 7 times. Never widened. Performed 8953 root evaluator evaluations with a maximum evaluation depth of 9. Performed 8953 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-02 05:30:08,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:30:08,525 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 05:30:08,921 INFO L227 lantSequenceWeakener]: Weakened 891 states. On average, predicates are now at 80.15% of their original sizes. [2018-12-02 05:30:08,921 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 05:30:08,952 INFO L418 sIntCurrentIteration]: We unified 893 AI predicates to 893 [2018-12-02 05:30:08,953 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 05:30:08,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:30:08,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2018-12-02 05:30:08,953 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:30:08,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 05:30:08,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 05:30:08,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 05:30:08,954 INFO L87 Difference]: Start difference. First operand 8751 states and 10527 transitions. Second operand 9 states. [2018-12-02 05:31:45,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:45,977 INFO L93 Difference]: Finished difference Result 16829 states and 20358 transitions. [2018-12-02 05:31:45,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-02 05:31:45,977 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 894 [2018-12-02 05:31:45,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:45,989 INFO L225 Difference]: With dead ends: 16829 [2018-12-02 05:31:45,989 INFO L226 Difference]: Without dead ends: 8760 [2018-12-02 05:31:45,998 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 900 GetRequests, 886 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-02 05:31:46,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8760 states. [2018-12-02 05:31:46,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8760 to 8753. [2018-12-02 05:31:46,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8753 states. [2018-12-02 05:31:46,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8753 states to 8753 states and 10522 transitions. [2018-12-02 05:31:46,075 INFO L78 Accepts]: Start accepts. Automaton has 8753 states and 10522 transitions. Word has length 894 [2018-12-02 05:31:46,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:46,075 INFO L480 AbstractCegarLoop]: Abstraction has 8753 states and 10522 transitions. [2018-12-02 05:31:46,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 05:31:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 8753 states and 10522 transitions. [2018-12-02 05:31:46,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 978 [2018-12-02 05:31:46,083 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:46,083 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 05:31:46,084 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:46,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:46,084 INFO L82 PathProgramCache]: Analyzing trace with hash -984690458, now seen corresponding path program 1 times [2018-12-02 05:31:46,084 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:46,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:46,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:46,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:46,085 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 321 proven. 588 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2018-12-02 05:31:47,175 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:47,175 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:47,175 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 978 with the following transitions: [2018-12-02 05:31:47,175 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1392], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:31:47,177 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:47,177 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:47,587 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:31:47,587 INFO L272 AbstractInterpreter]: Visited 262 different actions 1313 times. Merged at 10 different actions 46 times. Widened at 1 different actions 1 times. Performed 16007 root evaluator evaluations with a maximum evaluation depth of 9. Performed 16007 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 15 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-02 05:31:47,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:47,588 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:31:47,589 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:47,589 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:31:47,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:47,594 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:31:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:47,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:31:48,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 1093 proven. 2 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2018-12-02 05:31:48,039 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:31:48,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1878 backedges. 321 proven. 588 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2018-12-02 05:31:48,475 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:31:48,475 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 18 [2018-12-02 05:31:48,475 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:31:48,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-02 05:31:48,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-02 05:31:48,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2018-12-02 05:31:48,476 INFO L87 Difference]: Start difference. First operand 8753 states and 10522 transitions. Second operand 15 states. [2018-12-02 05:31:54,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:54,862 INFO L93 Difference]: Finished difference Result 21872 states and 27192 transitions. [2018-12-02 05:31:54,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-12-02 05:31:54,862 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 977 [2018-12-02 05:31:54,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:54,880 INFO L225 Difference]: With dead ends: 21872 [2018-12-02 05:31:54,880 INFO L226 Difference]: Without dead ends: 11821 [2018-12-02 05:31:54,899 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2026 GetRequests, 1974 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 764 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=629, Invalid=2233, Unknown=0, NotChecked=0, Total=2862 [2018-12-02 05:31:54,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11821 states. [2018-12-02 05:31:54,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11821 to 11749. [2018-12-02 05:31:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11749 states. [2018-12-02 05:31:55,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11749 states to 11749 states and 12848 transitions. [2018-12-02 05:31:55,008 INFO L78 Accepts]: Start accepts. Automaton has 11749 states and 12848 transitions. Word has length 977 [2018-12-02 05:31:55,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:55,008 INFO L480 AbstractCegarLoop]: Abstraction has 11749 states and 12848 transitions. [2018-12-02 05:31:55,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-02 05:31:55,008 INFO L276 IsEmpty]: Start isEmpty. Operand 11749 states and 12848 transitions. [2018-12-02 05:31:55,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1354 [2018-12-02 05:31:55,022 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:55,023 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:55,023 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:55,023 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:55,023 INFO L82 PathProgramCache]: Analyzing trace with hash -1721725234, now seen corresponding path program 1 times [2018-12-02 05:31:55,023 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:55,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:55,024 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:55,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:55,024 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:55,725 INFO L134 CoverageAnalysis]: Checked inductivity of 3761 backedges. 1323 proven. 35 refuted. 0 times theorem prover too weak. 2403 trivial. 0 not checked. [2018-12-02 05:31:55,726 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:55,726 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:55,726 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1354 with the following transitions: [2018-12-02 05:31:55,726 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:31:55,728 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:55,728 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:56,174 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:31:56,174 INFO L272 AbstractInterpreter]: Visited 269 different actions 1080 times. Merged at 11 different actions 36 times. Never widened. Performed 12832 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12832 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 6 different actions. Largest state had 24 variables. [2018-12-02 05:31:56,175 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:56,175 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:31:56,175 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:56,175 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:31:56,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:56,181 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:31:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:56,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:31:56,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3761 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 3452 trivial. 0 not checked. [2018-12-02 05:31:56,792 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:31:57,219 INFO L134 CoverageAnalysis]: Checked inductivity of 3761 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 3452 trivial. 0 not checked. [2018-12-02 05:31:57,234 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:31:57,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 6 [2018-12-02 05:31:57,234 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:57,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 05:31:57,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 05:31:57,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 05:31:57,235 INFO L87 Difference]: Start difference. First operand 11749 states and 12848 transitions. Second operand 3 states. [2018-12-02 05:31:57,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:57,797 INFO L93 Difference]: Finished difference Result 22508 states and 24955 transitions. [2018-12-02 05:31:57,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 05:31:57,797 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1353 [2018-12-02 05:31:57,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:57,813 INFO L225 Difference]: With dead ends: 22508 [2018-12-02 05:31:57,813 INFO L226 Difference]: Without dead ends: 11400 [2018-12-02 05:31:57,833 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2712 GetRequests, 2706 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 05:31:57,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11400 states. [2018-12-02 05:31:57,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11400 to 11400. [2018-12-02 05:31:57,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11400 states. [2018-12-02 05:31:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11400 states to 11400 states and 12431 transitions. [2018-12-02 05:31:57,931 INFO L78 Accepts]: Start accepts. Automaton has 11400 states and 12431 transitions. Word has length 1353 [2018-12-02 05:31:57,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:57,932 INFO L480 AbstractCegarLoop]: Abstraction has 11400 states and 12431 transitions. [2018-12-02 05:31:57,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 05:31:57,932 INFO L276 IsEmpty]: Start isEmpty. Operand 11400 states and 12431 transitions. [2018-12-02 05:31:57,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1395 [2018-12-02 05:31:57,947 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:57,947 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-02 05:31:57,947 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:57,947 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:57,948 INFO L82 PathProgramCache]: Analyzing trace with hash 186440023, now seen corresponding path program 1 times [2018-12-02 05:31:57,948 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:57,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:57,948 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:57,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:57,948 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:59,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3761 backedges. 1327 proven. 35 refuted. 0 times theorem prover too weak. 2399 trivial. 0 not checked. [2018-12-02 05:31:59,064 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:59,064 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:59,064 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1395 with the following transitions: [2018-12-02 05:31:59,065 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:31:59,067 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:59,067 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:59,592 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:31:59,593 INFO L272 AbstractInterpreter]: Visited 310 different actions 1240 times. Merged at 11 different actions 41 times. Widened at 1 different actions 1 times. Performed 15028 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15028 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-02 05:31:59,594 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:59,594 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:31:59,594 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:59,594 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:31:59,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:59,601 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:31:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:59,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:32:00,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3761 backedges. 2556 proven. 6 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2018-12-02 05:32:00,404 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:32:01,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3761 backedges. 1453 proven. 360 refuted. 0 times theorem prover too weak. 1948 trivial. 0 not checked. [2018-12-02 05:32:01,686 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:32:01,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 21 [2018-12-02 05:32:01,686 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:32:01,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 05:32:01,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 05:32:01,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=352, Unknown=0, NotChecked=0, Total=420 [2018-12-02 05:32:01,687 INFO L87 Difference]: Start difference. First operand 11400 states and 12431 transitions. Second operand 16 states. [2018-12-02 05:32:13,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:32:13,532 INFO L93 Difference]: Finished difference Result 31388 states and 34736 transitions. [2018-12-02 05:32:13,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-12-02 05:32:13,533 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 1394 [2018-12-02 05:32:13,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:32:13,560 INFO L225 Difference]: With dead ends: 31388 [2018-12-02 05:32:13,560 INFO L226 Difference]: Without dead ends: 20670 [2018-12-02 05:32:13,575 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2877 GetRequests, 2814 SyntacticMatches, 4 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 961 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=645, Invalid=3015, Unknown=0, NotChecked=0, Total=3660 [2018-12-02 05:32:13,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20670 states. [2018-12-02 05:32:13,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20670 to 20313. [2018-12-02 05:32:13,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20313 states. [2018-12-02 05:32:13,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20313 states to 20313 states and 21970 transitions. [2018-12-02 05:32:13,766 INFO L78 Accepts]: Start accepts. Automaton has 20313 states and 21970 transitions. Word has length 1394 [2018-12-02 05:32:13,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:32:13,766 INFO L480 AbstractCegarLoop]: Abstraction has 20313 states and 21970 transitions. [2018-12-02 05:32:13,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 05:32:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 20313 states and 21970 transitions. [2018-12-02 05:32:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1638 [2018-12-02 05:32:13,791 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:32:13,791 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:32:13,791 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:32:13,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:32:13,792 INFO L82 PathProgramCache]: Analyzing trace with hash -729223494, now seen corresponding path program 1 times [2018-12-02 05:32:13,792 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:32:13,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:32:13,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:32:13,792 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:32:13,792 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:32:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:32:15,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4880 backedges. 1129 proven. 531 refuted. 0 times theorem prover too weak. 3220 trivial. 0 not checked. [2018-12-02 05:32:15,495 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:32:15,495 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:32:15,495 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1638 with the following transitions: [2018-12-02 05:32:15,495 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [860], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:32:15,497 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:32:15,497 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:32:16,237 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:32:16,237 INFO L272 AbstractInterpreter]: Visited 288 different actions 1151 times. Merged at 10 different actions 31 times. Never widened. Performed 13851 root evaluator evaluations with a maximum evaluation depth of 22. Performed 13851 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 13 fixpoints after 6 different actions. Largest state had 24 variables. [2018-12-02 05:32:16,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:32:16,239 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:32:16,239 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:32:16,239 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:32:16,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:32:16,245 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:32:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:32:16,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:32:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4880 backedges. 3379 proven. 2 refuted. 0 times theorem prover too weak. 1499 trivial. 0 not checked. [2018-12-02 05:32:17,392 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:32:19,598 INFO L134 CoverageAnalysis]: Checked inductivity of 4880 backedges. 1129 proven. 531 refuted. 0 times theorem prover too weak. 3220 trivial. 0 not checked. [2018-12-02 05:32:19,614 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:32:19,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-12-02 05:32:19,614 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:32:19,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-02 05:32:19,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-02 05:32:19,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-12-02 05:32:19,616 INFO L87 Difference]: Start difference. First operand 20313 states and 21970 transitions. Second operand 11 states. [2018-12-02 05:32:24,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:32:24,767 INFO L93 Difference]: Finished difference Result 38230 states and 42179 transitions. [2018-12-02 05:32:24,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-02 05:32:24,767 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1637 [2018-12-02 05:32:24,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:32:24,799 INFO L225 Difference]: With dead ends: 38230 [2018-12-02 05:32:24,799 INFO L226 Difference]: Without dead ends: 21295 [2018-12-02 05:32:24,825 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3317 GetRequests, 3286 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=229, Invalid=701, Unknown=0, NotChecked=0, Total=930 [2018-12-02 05:32:24,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21295 states. [2018-12-02 05:32:25,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21295 to 20313. [2018-12-02 05:32:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20313 states. [2018-12-02 05:32:25,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20313 states to 20313 states and 21902 transitions. [2018-12-02 05:32:25,044 INFO L78 Accepts]: Start accepts. Automaton has 20313 states and 21902 transitions. Word has length 1637 [2018-12-02 05:32:25,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:32:25,045 INFO L480 AbstractCegarLoop]: Abstraction has 20313 states and 21902 transitions. [2018-12-02 05:32:25,045 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-02 05:32:25,045 INFO L276 IsEmpty]: Start isEmpty. Operand 20313 states and 21902 transitions. [2018-12-02 05:32:25,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1877 [2018-12-02 05:32:25,069 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:32:25,069 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:32:25,069 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:32:25,069 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:32:25,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1542403265, now seen corresponding path program 1 times [2018-12-02 05:32:25,070 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:32:25,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:32:25,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:32:25,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:32:25,070 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:32:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:32:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6675 backedges. 861 proven. 567 refuted. 0 times theorem prover too weak. 5247 trivial. 0 not checked. [2018-12-02 05:32:26,151 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:32:26,152 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:32:26,152 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1877 with the following transitions: [2018-12-02 05:32:26,152 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [860], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1396], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:32:26,154 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:32:26,154 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:32:26,886 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:32:26,886 INFO L272 AbstractInterpreter]: Visited 290 different actions 1167 times. Merged at 11 different actions 39 times. Widened at 1 different actions 1 times. Performed 14105 root evaluator evaluations with a maximum evaluation depth of 22. Performed 14105 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 16 fixpoints after 7 different actions. Largest state had 24 variables. [2018-12-02 05:32:26,890 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:32:26,890 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:32:26,890 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:32:26,890 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:32:26,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:32:26,896 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:32:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:32:27,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:32:27,882 INFO L134 CoverageAnalysis]: Checked inductivity of 6675 backedges. 4096 proven. 2 refuted. 0 times theorem prover too weak. 2577 trivial. 0 not checked. [2018-12-02 05:32:27,882 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:32:28,801 INFO L134 CoverageAnalysis]: Checked inductivity of 6675 backedges. 861 proven. 567 refuted. 0 times theorem prover too weak. 5247 trivial. 0 not checked. [2018-12-02 05:32:28,817 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:32:28,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-02 05:32:28,818 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:32:28,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 05:32:28,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 05:32:28,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-02 05:32:28,819 INFO L87 Difference]: Start difference. First operand 20313 states and 21902 transitions. Second operand 9 states. [2018-12-02 05:32:30,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:32:30,373 INFO L93 Difference]: Finished difference Result 39425 states and 42095 transitions. [2018-12-02 05:32:30,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-02 05:32:30,373 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1876 [2018-12-02 05:32:30,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:32:30,393 INFO L225 Difference]: With dead ends: 39425 [2018-12-02 05:32:30,394 INFO L226 Difference]: Without dead ends: 19794 [2018-12-02 05:32:30,412 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3769 GetRequests, 3753 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-12-02 05:32:30,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19794 states. [2018-12-02 05:32:30,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19794 to 16061. [2018-12-02 05:32:30,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16061 states. [2018-12-02 05:32:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16061 states to 16061 states and 16794 transitions. [2018-12-02 05:32:30,586 INFO L78 Accepts]: Start accepts. Automaton has 16061 states and 16794 transitions. Word has length 1876 [2018-12-02 05:32:30,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:32:30,587 INFO L480 AbstractCegarLoop]: Abstraction has 16061 states and 16794 transitions. [2018-12-02 05:32:30,587 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 05:32:30,587 INFO L276 IsEmpty]: Start isEmpty. Operand 16061 states and 16794 transitions. [2018-12-02 05:32:30,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1878 [2018-12-02 05:32:30,605 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:32:30,606 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:32:30,606 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:32:30,606 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:32:30,606 INFO L82 PathProgramCache]: Analyzing trace with hash -953580414, now seen corresponding path program 1 times [2018-12-02 05:32:30,607 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:32:30,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:32:30,607 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:32:30,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:32:30,607 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:32:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:32:33,578 INFO L134 CoverageAnalysis]: Checked inductivity of 6684 backedges. 2764 proven. 1321 refuted. 0 times theorem prover too weak. 2599 trivial. 0 not checked. [2018-12-02 05:32:33,578 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:32:33,578 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:32:33,579 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1878 with the following transitions: [2018-12-02 05:32:33,579 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [860], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1396], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:32:33,581 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:32:33,581 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:32:34,347 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:32:34,347 INFO L272 AbstractInterpreter]: Visited 290 different actions 1171 times. Merged at 11 different actions 43 times. Widened at 1 different actions 1 times. Performed 14086 root evaluator evaluations with a maximum evaluation depth of 22. Performed 14086 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 16 fixpoints after 7 different actions. Largest state had 24 variables. [2018-12-02 05:32:34,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:32:34,349 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:32:34,349 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:32:34,349 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:32:34,355 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:32:34,355 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:32:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:32:34,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:32:35,395 INFO L134 CoverageAnalysis]: Checked inductivity of 6684 backedges. 3602 proven. 2 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2018-12-02 05:32:35,395 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:32:36,815 INFO L134 CoverageAnalysis]: Checked inductivity of 6684 backedges. 1712 proven. 279 refuted. 0 times theorem prover too weak. 4693 trivial. 0 not checked. [2018-12-02 05:32:36,830 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:32:36,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5, 5] total 19 [2018-12-02 05:32:36,831 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:32:36,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-02 05:32:36,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-02 05:32:36,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2018-12-02 05:32:36,832 INFO L87 Difference]: Start difference. First operand 16061 states and 16794 transitions. Second operand 18 states. [2018-12-02 05:32:45,144 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2018-12-02 05:32:45,498 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2018-12-02 05:32:46,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:32:46,178 INFO L93 Difference]: Finished difference Result 31882 states and 33507 transitions. [2018-12-02 05:32:46,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2018-12-02 05:32:46,179 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 1877 [2018-12-02 05:32:46,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:32:46,206 INFO L225 Difference]: With dead ends: 31882 [2018-12-02 05:32:46,206 INFO L226 Difference]: Without dead ends: 16503 [2018-12-02 05:32:46,218 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3869 GetRequests, 3791 SyntacticMatches, 4 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1779 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=1037, Invalid=4663, Unknown=0, NotChecked=0, Total=5700 [2018-12-02 05:32:46,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16503 states. [2018-12-02 05:32:46,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16503 to 16068. [2018-12-02 05:32:46,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16068 states. [2018-12-02 05:32:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16068 states to 16068 states and 16653 transitions. [2018-12-02 05:32:46,352 INFO L78 Accepts]: Start accepts. Automaton has 16068 states and 16653 transitions. Word has length 1877 [2018-12-02 05:32:46,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:32:46,353 INFO L480 AbstractCegarLoop]: Abstraction has 16068 states and 16653 transitions. [2018-12-02 05:32:46,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-02 05:32:46,353 INFO L276 IsEmpty]: Start isEmpty. Operand 16068 states and 16653 transitions. [2018-12-02 05:32:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1949 [2018-12-02 05:32:46,380 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:32:46,380 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:32:46,380 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:32:46,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:32:46,381 INFO L82 PathProgramCache]: Analyzing trace with hash 716142179, now seen corresponding path program 1 times [2018-12-02 05:32:46,381 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:32:46,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:32:46,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:32:46,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:32:46,381 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:32:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:32:52,184 INFO L134 CoverageAnalysis]: Checked inductivity of 7429 backedges. 1159 proven. 4810 refuted. 0 times theorem prover too weak. 1460 trivial. 0 not checked. [2018-12-02 05:32:52,185 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:32:52,185 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:32:52,185 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1949 with the following transitions: [2018-12-02 05:32:52,185 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [676], [677], [680], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [856], [857], [860], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1396], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:32:52,187 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:32:52,187 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:32:53,018 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:32:53,018 INFO L272 AbstractInterpreter]: Visited 291 different actions 1171 times. Merged at 12 different actions 39 times. Widened at 1 different actions 1 times. Performed 14148 root evaluator evaluations with a maximum evaluation depth of 22. Performed 14148 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 17 fixpoints after 9 different actions. Largest state had 24 variables. [2018-12-02 05:32:53,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:32:53,020 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:32:53,020 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:32:53,020 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:32:53,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:32:53,027 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:32:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:32:53,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:32:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 7429 backedges. 4455 proven. 2 refuted. 0 times theorem prover too weak. 2972 trivial. 0 not checked. [2018-12-02 05:32:54,226 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:32:55,636 INFO L134 CoverageAnalysis]: Checked inductivity of 7429 backedges. 914 proven. 636 refuted. 0 times theorem prover too weak. 5879 trivial. 0 not checked. [2018-12-02 05:32:55,652 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:32:55,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 5, 5] total 30 [2018-12-02 05:32:55,653 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:32:55,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-12-02 05:32:55,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-12-02 05:32:55,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=742, Unknown=0, NotChecked=0, Total=870 [2018-12-02 05:32:55,655 INFO L87 Difference]: Start difference. First operand 16068 states and 16653 transitions. Second operand 28 states. [2018-12-02 05:33:13,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:33:13,846 INFO L93 Difference]: Finished difference Result 35955 states and 37474 transitions. [2018-12-02 05:33:13,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2018-12-02 05:33:13,846 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 1948 [2018-12-02 05:33:13,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:33:13,867 INFO L225 Difference]: With dead ends: 35955 [2018-12-02 05:33:13,867 INFO L226 Difference]: Without dead ends: 20569 [2018-12-02 05:33:13,879 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4048 GetRequests, 3949 SyntacticMatches, 6 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2897 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=1350, Invalid=7580, Unknown=0, NotChecked=0, Total=8930 [2018-12-02 05:33:13,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20569 states. [2018-12-02 05:33:14,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20569 to 19492. [2018-12-02 05:33:14,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19492 states. [2018-12-02 05:33:14,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19492 states to 19492 states and 20176 transitions. [2018-12-02 05:33:14,047 INFO L78 Accepts]: Start accepts. Automaton has 19492 states and 20176 transitions. Word has length 1948 [2018-12-02 05:33:14,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:33:14,047 INFO L480 AbstractCegarLoop]: Abstraction has 19492 states and 20176 transitions. [2018-12-02 05:33:14,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-12-02 05:33:14,047 INFO L276 IsEmpty]: Start isEmpty. Operand 19492 states and 20176 transitions. [2018-12-02 05:33:14,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1982 [2018-12-02 05:33:14,069 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:33:14,069 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:33:14,069 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:33:14,070 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:33:14,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1789347998, now seen corresponding path program 1 times [2018-12-02 05:33:14,070 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:33:14,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:33:14,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:33:14,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:33:14,070 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:33:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:33:19,881 INFO L134 CoverageAnalysis]: Checked inductivity of 7801 backedges. 1263 proven. 5200 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2018-12-02 05:33:19,881 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:33:19,881 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:33:19,881 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1982 with the following transitions: [2018-12-02 05:33:19,881 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [680], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [728], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [860], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1148], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1296], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:33:19,884 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:33:19,884 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:33:20,721 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:33:20,721 INFO L272 AbstractInterpreter]: Visited 291 different actions 1163 times. Merged at 12 different actions 31 times. Never widened. Performed 14039 root evaluator evaluations with a maximum evaluation depth of 22. Performed 14039 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 16 fixpoints after 9 different actions. Largest state had 24 variables. [2018-12-02 05:33:20,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:33:20,723 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:33:20,723 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:33:20,723 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:33:20,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:33:20,729 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:33:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:33:20,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:33:21,650 WARN L180 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 25 [2018-12-02 05:33:22,896 INFO L134 CoverageAnalysis]: Checked inductivity of 7801 backedges. 1470 proven. 35 refuted. 0 times theorem prover too weak. 6296 trivial. 0 not checked. [2018-12-02 05:33:22,896 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:33:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 7801 backedges. 1503 proven. 2 refuted. 0 times theorem prover too weak. 6296 trivial. 0 not checked. [2018-12-02 05:33:24,073 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:33:24,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 6, 6] total 33 [2018-12-02 05:33:24,073 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:33:24,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-12-02 05:33:24,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-12-02 05:33:24,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=905, Unknown=0, NotChecked=0, Total=1056 [2018-12-02 05:33:24,075 INFO L87 Difference]: Start difference. First operand 19492 states and 20176 transitions. Second operand 29 states. [2018-12-02 05:34:02,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:34:02,919 INFO L93 Difference]: Finished difference Result 42406 states and 44049 transitions. [2018-12-02 05:34:02,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-12-02 05:34:02,919 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 1981 [2018-12-02 05:34:02,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:34:02,941 INFO L225 Difference]: With dead ends: 42406 [2018-12-02 05:34:02,941 INFO L226 Difference]: Without dead ends: 24292 [2018-12-02 05:34:02,951 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4112 GetRequests, 4012 SyntacticMatches, 5 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2984 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1425, Invalid=7887, Unknown=0, NotChecked=0, Total=9312 [2018-12-02 05:34:02,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24292 states. [2018-12-02 05:34:03,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24292 to 21871. [2018-12-02 05:34:03,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21871 states. [2018-12-02 05:34:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21871 states to 21871 states and 22679 transitions. [2018-12-02 05:34:03,144 INFO L78 Accepts]: Start accepts. Automaton has 21871 states and 22679 transitions. Word has length 1981 [2018-12-02 05:34:03,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:34:03,144 INFO L480 AbstractCegarLoop]: Abstraction has 21871 states and 22679 transitions. [2018-12-02 05:34:03,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-12-02 05:34:03,144 INFO L276 IsEmpty]: Start isEmpty. Operand 21871 states and 22679 transitions. [2018-12-02 05:34:03,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2093 [2018-12-02 05:34:03,166 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:34:03,167 INFO L402 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-02 05:34:03,167 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:34:03,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:34:03,167 INFO L82 PathProgramCache]: Analyzing trace with hash 961791207, now seen corresponding path program 1 times [2018-12-02 05:34:03,167 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:34:03,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:34:03,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:34:03,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:34:03,168 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:34:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:34:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 8907 backedges. 1924 proven. 5211 refuted. 0 times theorem prover too weak. 1772 trivial. 0 not checked. [2018-12-02 05:34:09,732 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:34:09,732 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:34:09,732 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 2093 with the following transitions: [2018-12-02 05:34:09,732 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [680], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [728], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [860], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1148], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1320], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:34:09,735 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:34:09,735 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:34:10,587 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:34:10,587 INFO L272 AbstractInterpreter]: Visited 292 different actions 1466 times. Merged at 12 different actions 49 times. Widened at 1 different actions 1 times. Performed 18284 root evaluator evaluations with a maximum evaluation depth of 22. Performed 18284 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 20 fixpoints after 8 different actions. Largest state had 24 variables. [2018-12-02 05:34:10,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:34:10,589 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:34:10,589 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:34:10,589 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:34:10,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:34:10,596 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:34:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:34:10,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:34:11,466 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_~a18~0_1237 Int)) (let ((.cse0 (mod v_~a18~0_1237 299922))) (and (= 0 .cse0) (<= .cse0 (+ c_~a18~0 300079))))) (exists ((v_prenex_54 Int)) (let ((.cse1 (mod v_prenex_54 299922))) (and (not (= 0 .cse1)) (< v_prenex_54 0) (<= .cse1 (+ c_~a18~0 600001))))) (exists ((v_prenex_53 Int)) (and (<= 0 v_prenex_53) (<= (mod v_prenex_53 299922) (+ c_~a18~0 300079))))) is different from true [2018-12-02 05:34:12,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8907 backedges. 1605 proven. 33 refuted. 0 times theorem prover too weak. 7263 trivial. 6 not checked. [2018-12-02 05:34:12,671 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:34:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8907 backedges. 1642 proven. 2 refuted. 0 times theorem prover too weak. 7263 trivial. 0 not checked. [2018-12-02 05:34:13,981 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:34:13,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 6, 6] total 40 [2018-12-02 05:34:13,982 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:34:13,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-12-02 05:34:13,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-12-02 05:34:13,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=1296, Unknown=1, NotChecked=74, Total=1560 [2018-12-02 05:34:13,983 INFO L87 Difference]: Start difference. First operand 21871 states and 22679 transitions. Second operand 38 states. [2018-12-02 05:34:16,470 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 52 [2018-12-02 05:34:27,492 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2018-12-02 05:34:41,897 WARN L180 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 100 DAG size of output: 50 [2018-12-02 05:34:45,052 WARN L180 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 35 DAG size of output: 17 [2018-12-02 05:34:51,703 WARN L180 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 79 DAG size of output: 30 [2018-12-02 05:35:03,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:35:03,955 INFO L93 Difference]: Finished difference Result 48451 states and 50789 transitions. [2018-12-02 05:35:03,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2018-12-02 05:35:03,956 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 2092 [2018-12-02 05:35:03,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:35:03,992 INFO L225 Difference]: With dead ends: 48451 [2018-12-02 05:35:03,992 INFO L226 Difference]: Without dead ends: 27603 [2018-12-02 05:35:04,012 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4437 GetRequests, 4268 SyntacticMatches, 7 SemanticMatches, 162 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 9044 ImplicationChecksByTransitivity, 26.0s TimeCoverageRelationStatistics Valid=3441, Invalid=22954, Unknown=15, NotChecked=322, Total=26732 [2018-12-02 05:35:04,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27603 states. [2018-12-02 05:35:04,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27603 to 25973. [2018-12-02 05:35:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25973 states. [2018-12-02 05:35:04,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25973 states to 25973 states and 26811 transitions. [2018-12-02 05:35:04,283 INFO L78 Accepts]: Start accepts. Automaton has 25973 states and 26811 transitions. Word has length 2092 [2018-12-02 05:35:04,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:35:04,284 INFO L480 AbstractCegarLoop]: Abstraction has 25973 states and 26811 transitions. [2018-12-02 05:35:04,284 INFO L481 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-12-02 05:35:04,284 INFO L276 IsEmpty]: Start isEmpty. Operand 25973 states and 26811 transitions. [2018-12-02 05:35:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2528 [2018-12-02 05:35:04,319 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:35:04,320 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:35:04,320 INFO L423 AbstractCegarLoop]: === Iteration 21 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:35:04,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:35:04,320 INFO L82 PathProgramCache]: Analyzing trace with hash -606020989, now seen corresponding path program 1 times [2018-12-02 05:35:04,320 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:35:04,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:35:04,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:35:04,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:35:04,321 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:35:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:35:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 11539 backedges. 4128 proven. 2509 refuted. 0 times theorem prover too weak. 4902 trivial. 0 not checked. [2018-12-02 05:35:09,261 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:35:09,261 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:35:09,261 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 2528 with the following transitions: [2018-12-02 05:35:09,262 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [117], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [680], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [728], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1148], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:35:09,264 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:35:09,264 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:35:10,252 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:35:10,252 INFO L272 AbstractInterpreter]: Visited 342 different actions 1701 times. Merged at 14 different actions 46 times. Never widened. Performed 21652 root evaluator evaluations with a maximum evaluation depth of 22. Performed 21652 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 21 fixpoints after 8 different actions. Largest state had 24 variables. [2018-12-02 05:35:10,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:35:10,255 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:35:10,255 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:35:10,255 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:35:10,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:35:10,261 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:35:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:35:10,515 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:35:13,502 INFO L134 CoverageAnalysis]: Checked inductivity of 11539 backedges. 2657 proven. 5 refuted. 0 times theorem prover too weak. 8877 trivial. 0 not checked. [2018-12-02 05:35:13,502 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:35:17,162 INFO L134 CoverageAnalysis]: Checked inductivity of 11539 backedges. 2657 proven. 5 refuted. 0 times theorem prover too weak. 8877 trivial. 0 not checked. [2018-12-02 05:35:17,178 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:35:17,178 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 8, 8] total 23 [2018-12-02 05:35:17,178 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:35:17,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-02 05:35:17,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-02 05:35:17,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2018-12-02 05:35:17,180 INFO L87 Difference]: Start difference. First operand 25973 states and 26811 transitions. Second operand 20 states. [2018-12-02 05:35:23,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:35:23,066 INFO L93 Difference]: Finished difference Result 49928 states and 51559 transitions. [2018-12-02 05:35:23,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-12-02 05:35:23,066 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 2527 [2018-12-02 05:35:23,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:35:23,096 INFO L225 Difference]: With dead ends: 49928 [2018-12-02 05:35:23,096 INFO L226 Difference]: Without dead ends: 25668 [2018-12-02 05:35:23,115 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5148 GetRequests, 5078 SyntacticMatches, 6 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1120 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=785, Invalid=3505, Unknown=0, NotChecked=0, Total=4290 [2018-12-02 05:35:23,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25668 states. [2018-12-02 05:35:23,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25668 to 25638. [2018-12-02 05:35:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25638 states. [2018-12-02 05:35:23,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25638 states to 25638 states and 26398 transitions. [2018-12-02 05:35:23,363 INFO L78 Accepts]: Start accepts. Automaton has 25638 states and 26398 transitions. Word has length 2527 [2018-12-02 05:35:23,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:35:23,365 INFO L480 AbstractCegarLoop]: Abstraction has 25638 states and 26398 transitions. [2018-12-02 05:35:23,365 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-02 05:35:23,365 INFO L276 IsEmpty]: Start isEmpty. Operand 25638 states and 26398 transitions. [2018-12-02 05:35:23,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2645 [2018-12-02 05:35:23,403 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:35:23,404 INFO L402 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:35:23,404 INFO L423 AbstractCegarLoop]: === Iteration 22 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:35:23,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:35:23,404 INFO L82 PathProgramCache]: Analyzing trace with hash -2063304485, now seen corresponding path program 1 times [2018-12-02 05:35:23,404 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:35:23,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:35:23,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:35:23,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:35:23,405 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:35:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:35:28,701 INFO L134 CoverageAnalysis]: Checked inductivity of 13538 backedges. 3788 proven. 4950 refuted. 0 times theorem prover too weak. 4800 trivial. 0 not checked. [2018-12-02 05:35:28,701 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:35:28,701 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:35:28,702 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 2645 with the following transitions: [2018-12-02 05:35:28,702 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [431], [433], [436], [444], [452], [460], [468], [476], [484], [492], [500], [508], [516], [524], [532], [540], [548], [556], [564], [572], [580], [588], [596], [604], [612], [620], [628], [636], [644], [652], [660], [668], [673], [677], [680], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [728], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1028], [1029], [1033], [1037], [1041], [1044], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1148], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1176], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1320], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1412], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1488], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-02 05:35:28,705 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:35:28,705 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:35:29,676 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:35:29,676 INFO L272 AbstractInterpreter]: Visited 316 different actions 1572 times. Merged at 13 different actions 47 times. Never widened. Performed 19678 root evaluator evaluations with a maximum evaluation depth of 22. Performed 19678 inverse root evaluator evaluations with a maximum inverse evaluation depth of 22. Found 22 fixpoints after 8 different actions. Largest state had 24 variables. [2018-12-02 05:35:29,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:35:29,678 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:35:29,678 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:35:29,678 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:35:29,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:35:29,684 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:35:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:35:29,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:35:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 13538 backedges. 2844 proven. 2 refuted. 0 times theorem prover too weak. 10692 trivial. 0 not checked. [2018-12-02 05:35:31,612 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:35:34,398 INFO L134 CoverageAnalysis]: Checked inductivity of 13538 backedges. 2844 proven. 2 refuted. 0 times theorem prover too weak. 10692 trivial. 0 not checked. [2018-12-02 05:35:34,414 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:35:34,414 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 5, 5] total 19 [2018-12-02 05:35:34,414 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:35:34,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-02 05:35:34,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-02 05:35:34,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2018-12-02 05:35:34,416 INFO L87 Difference]: Start difference. First operand 25638 states and 26398 transitions. Second operand 18 states. [2018-12-02 05:35:44,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:35:44,736 INFO L93 Difference]: Finished difference Result 51948 states and 53505 transitions. [2018-12-02 05:35:44,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-12-02 05:35:44,736 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 2644 [2018-12-02 05:35:44,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:35:44,739 INFO L225 Difference]: With dead ends: 51948 [2018-12-02 05:35:44,739 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 05:35:44,766 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5414 GetRequests, 5334 SyntacticMatches, 12 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1509 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=835, Invalid=3995, Unknown=0, NotChecked=0, Total=4830 [2018-12-02 05:35:44,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 05:35:44,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 05:35:44,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 05:35:44,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 05:35:44,767 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2644 [2018-12-02 05:35:44,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:35:44,767 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 05:35:44,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-02 05:35:44,767 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 05:35:44,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 05:35:44,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 05:35:45,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:45,959 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 801 DAG size of output: 736 [2018-12-02 05:35:46,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:46,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:47,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:47,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:47,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:47,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:47,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 05:35:47,491 WARN L180 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 840 DAG size of output: 770 [2018-12-02 05:35:57,048 WARN L180 SmtUtils]: Spent 9.53 s on a formula simplification. DAG size of input: 741 DAG size of output: 162 [2018-12-02 05:36:01,812 WARN L180 SmtUtils]: Spent 4.71 s on a formula simplification. DAG size of input: 587 DAG size of output: 163 [2018-12-02 05:36:06,553 WARN L180 SmtUtils]: Spent 4.73 s on a formula simplification. DAG size of input: 610 DAG size of output: 149 [2018-12-02 05:36:13,227 WARN L180 SmtUtils]: Spent 6.66 s on a formula simplification. DAG size of input: 669 DAG size of output: 204 [2018-12-02 05:36:25,309 WARN L180 SmtUtils]: Spent 12.07 s on a formula simplification. DAG size of input: 775 DAG size of output: 134 [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,311 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse29 (= 3 |old(~a15~0)|))) (let ((.cse13 (not .cse29)) (.cse7 (not (= 8 |old(~a12~0)|))) (.cse18 (= 4 |old(~a15~0)|)) (.cse20 (= 6 |old(~a12~0)|)) (.cse14 (= ~a16~0 |old(~a16~0)|)) (.cse3 (= ~a18~0 |old(~a18~0)|)) (.cse24 (= |old(~a16~0)| ~a16~0)) (.cse2 (= |old(~a15~0)| ~a15~0)) (.cse4 (= |old(~a12~0)| ~a12~0)) (.cse31 (= 8 |old(~a16~0)|)) (.cse30 (= 5 |old(~a12~0)|))) (let ((.cse10 (not (= 7 |old(~a12~0)|))) (.cse15 (= ~a15~0 |old(~a15~0)|)) (.cse1 (not .cse30)) (.cse9 (not .cse31)) (.cse17 (and .cse29 .cse30 .cse31)) (.cse19 (and .cse24 .cse2 .cse4)) (.cse16 (forall ((v_prenex_52 Int)) (let ((.cse26 (* 9 v_prenex_52))) (let ((.cse27 (div .cse26 10))) (let ((.cse28 (mod .cse27 38)) (.cse25 (+ .cse27 1))) (or (= (mod .cse25 38) 0) (not (= (mod .cse26 10) 0)) (<= 0 .cse27) (= .cse28 0) (< (+ |old(~a18~0)| 155) .cse28) (<= 0 .cse25))))))) (.cse21 (< |old(~a16~0)| 12)) (.cse8 (not (= 9 |old(~a16~0)|))) (.cse22 (and .cse14 (= 3 ~a15~0) .cse3 .cse4)) (.cse12 (not .cse20)) (.cse0 (not .cse18)) (.cse11 (= 12 |old(~a16~0)|)) (.cse6 (< (+ |old(~a18~0)| 600016) 0)) (.cse23 (and (or .cse13 (<= |old(~a18~0)| 134) .cse7) (< 0 (+ |old(~a18~0)| 79)))) (.cse5 (and .cse2 .cse14 .cse3 .cse4))) (and (or .cse0 .cse1 (and .cse2 .cse3 (= ~a16~0 10) .cse4) (forall ((v_~a18~0_1287 Int)) (or (<= (+ v_~a18~0_1287 156) 0) (< |old(~a18~0)| (+ (* 3 v_~a18~0_1287) 599175)))) (not (= 10 |old(~a16~0)|))) (or .cse5 .cse6 (or .cse0 (or .cse7 .cse8))) (or .cse0 .cse9 .cse10 .cse6 .cse5) (or .cse5 .cse0 .cse11 .cse6 .cse12) (or (or .cse13 (= 0 |old(~a12~0)|) (not (= 11 |old(~a16~0)|))) (and .cse3 .cse14 .cse15 .cse4) .cse6) (or .cse16 .cse5 (or .cse0 .cse10 .cse8)) (or .cse17 .cse18 .cse19 (< 8 |old(~a16~0)|)) (or .cse0 .cse9 .cse16 .cse5 (not (= 9 |old(~a12~0)|))) (or .cse13 (or (< 0 (+ |old(~a18~0)| 388559)) .cse7) .cse6 (and (and (= 8 ~a12~0) .cse14) .cse3 .cse15)) (or .cse0 .cse6 .cse5 (or .cse9 .cse1)) (or .cse20 .cse13 .cse6 .cse21 .cse22) (or .cse13 .cse16 (or .cse23 .cse7) (and .cse3 .cse24 .cse15 .cse4)) (or .cse17 .cse13 .cse1 .cse22 .cse16 (= 0 |old(~a16~0)|)) (or .cse0 .cse9 .cse5 .cse7 .cse6) (or (< 9 |old(~a16~0)|) .cse20 .cse17 .cse18 .cse19) (or .cse13 .cse16 .cse22 .cse21) (or .cse0 .cse6 .cse23 .cse5 .cse8) (or .cse11 .cse13 .cse6 .cse22 .cse12) (or .cse0 (< 6 |old(~a12~0)|) .cse11 .cse6 .cse23 .cse5))))) [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,312 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,313 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse17 (= 8 |old(~a12~0)|))) (let ((.cse9 (not (= 3 |old(~a15~0)|))) (.cse5 (not .cse17))) (let ((.cse28 (= 3 ~a15~0)) (.cse8 (= 6 |old(~a12~0)|)) (.cse13 (= ~a16~0 |old(~a16~0)|)) (.cse14 (= ~a18~0 |old(~a18~0)|)) (.cse35 (= |old(~a16~0)| ~a16~0)) (.cse32 (= |old(~a15~0)| ~a15~0)) (.cse16 (= |old(~a12~0)| ~a12~0)) (.cse19 (not (= 11 |old(~a16~0)|))) (.cse20 (= |calculate_output_#in~input| 0)) (.cse26 (= 12 |old(~a16~0)|)) (.cse23 (= 4 |old(~a15~0)|)) (.cse25 (and (or .cse9 (<= |old(~a18~0)| 134) .cse5) (< 0 (+ |old(~a18~0)| 79))))) (let ((.cse22 (= 0 |old(~a16~0)|)) (.cse21 (< 9 |old(~a16~0)|)) (.cse30 (and (or .cse9 .cse5 .cse19 .cse20) (or .cse26 .cse23 .cse25 .cse5))) (.cse29 (+ ~a18~0 156)) (.cse36 (+ ~a18~0 79)) (.cse34 (= 8 ~a12~0)) (.cse15 (= ~a15~0 |old(~a15~0)|)) (.cse31 (= ~a12~0 5)) (.cse33 (and .cse35 .cse32 .cse16)) (.cse24 (< 8 |old(~a16~0)|)) (.cse2 (not (= 8 |old(~a16~0)|))) (.cse4 (and .cse32 .cse13 .cse14 .cse16)) (.cse3 (not (= 5 |old(~a12~0)|))) (.cse27 (not .cse8)) (.cse37 (< 134 ~a18~0)) (.cse38 (not (= calculate_output_~input 1))) (.cse10 (and .cse13 .cse28 .cse14 .cse16)) (.cse11 (< |old(~a16~0)| 12)) (.cse7 (forall ((v_prenex_52 Int)) (let ((.cse41 (* 9 v_prenex_52))) (let ((.cse42 (div .cse41 10))) (let ((.cse43 (mod .cse42 38)) (.cse40 (+ .cse42 1))) (or (= (mod .cse40 38) 0) (not (= (mod .cse41 10) 0)) (<= 0 .cse42) (= .cse43 0) (< (+ |old(~a18~0)| 155) .cse43) (<= 0 .cse40))))))) (.cse0 (not .cse23)) (.cse39 (not (= 7 |old(~a12~0)|))) (.cse6 (not (= 9 |old(~a16~0)|))) (.cse12 (not (= calculate_output_~input 0))) (.cse1 (< (+ |old(~a18~0)| 600016) 0)) (.cse18 (= 0 |old(~a12~0)|))) (and (or .cse0 .cse1 (or .cse2 .cse3) .cse4) (or .cse4 .cse1 (or .cse0 (or .cse5 .cse6))) (or .cse0 .cse2 .cse4 .cse7 (not (= 9 |old(~a12~0)|))) (or .cse8 .cse9 .cse10 .cse1 .cse11) (or (and .cse12 .cse13 .cse14 .cse15 .cse16) .cse7 (or .cse8 .cse9 .cse17 .cse18 .cse19 .cse20)) (or .cse21 .cse9 .cse3 .cse22 .cse12 .cse20) (or .cse23 (or (not (= 5 ~a12~0)) (not (= 8 ~a16~0)) (not (= ~a15~0 3))) .cse24) (or .cse0 .cse1 .cse25 .cse4 .cse6) (or .cse0 (< 6 |old(~a12~0)|) .cse26 .cse4 .cse1 .cse25) (or .cse26 .cse9 .cse1 .cse10 .cse27) (or .cse9 (and .cse13 .cse28 (or (not (= calculate_output_~input 3)) (< 0 .cse29)) .cse14 .cse16) .cse1 .cse19 .cse30) (or .cse9 .cse3 .cse20 (and .cse12 .cse13 .cse14 .cse31 .cse32) .cse7 .cse22) (or .cse21 .cse8 .cse23 .cse33) (or .cse9 (and (or (and .cse34 .cse35 .cse12) (and .cse34 .cse35 (or (<= .cse36 0) .cse37))) .cse28 .cse14) .cse7 .cse30) (or .cse9 (or (<= .cse29 0) (not (= 12 ~a16~0)) .cse38 (< 0 .cse36)) .cse1 (or .cse5 .cse11)) (or .cse0 .cse2 .cse39 .cse4 .cse1) (or (or (< 0 (+ |old(~a18~0)| 388559)) .cse5) .cse9 .cse1 (and .cse14 (and .cse34 .cse35) .cse15)) (or .cse0 .cse3 (forall ((v_~a18~0_1287 Int)) (or (<= (+ v_~a18~0_1287 156) 0) (< |old(~a18~0)| (+ (* 3 v_~a18~0_1287) 599175)))) (and .cse14 (= ~a16~0 10) .cse31 (not (= 2 calculate_output_~input)) .cse32) (not (= 10 |old(~a16~0)|))) (or .cse23 .cse33 .cse24) (or .cse0 .cse2 .cse1 .cse4 .cse5) (or .cse12 .cse1 (or .cse9 .cse3 .cse11 .cse20)) (or .cse0 .cse26 .cse1 .cse27 (and (or (not (= 9 ~a16~0)) .cse37 .cse38) .cse32 .cse13 .cse14 .cse16)) (or .cse9 .cse7 .cse10 .cse11) (or .cse7 (and (and .cse32 .cse13 .cse14) .cse16) (or .cse0 .cse39 .cse6)) (or (and (and .cse12 .cse13) .cse28 .cse14 .cse16) .cse1 (or .cse9 .cse17 .cse25 .cse18 .cse19 .cse20))))))) [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-02 05:36:25,314 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,315 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,316 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,317 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,318 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 118) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse9 (not (= 3 |old(~a15~0)|))) (.cse12 (not (= 8 |old(~a12~0)|)))) (let ((.cse5 (= 6 |old(~a12~0)|)) (.cse27 (= ~a16~0 |old(~a16~0)|)) (.cse18 (= ~a18~0 |old(~a18~0)|)) (.cse15 (not (= 11 |old(~a16~0)|))) (.cse16 (= |calculate_output_#in~input| 0)) (.cse8 (= 12 |old(~a16~0)|)) (.cse6 (= 4 |old(~a15~0)|)) (.cse26 (and (or .cse9 (<= |old(~a18~0)| 134) .cse12) (< 0 (+ |old(~a18~0)| 79)))) (.cse22 (= |old(~a16~0)| ~a16~0)) (.cse25 (= |old(~a15~0)| ~a15~0)) (.cse23 (= |old(~a12~0)| ~a12~0))) (let ((.cse14 (not (= 7 |old(~a12~0)|))) (.cse7 (and .cse22 .cse25 .cse23)) (.cse21 (< |old(~a16~0)| 12)) (.cse19 (and (= 8 ~a12~0) .cse22)) (.cse20 (= ~a15~0 |old(~a15~0)|)) (.cse24 (and (or .cse9 .cse12 .cse15 .cse16) (or .cse8 .cse6 .cse26 .cse12))) (.cse3 (not (= 5 |old(~a12~0)|))) (.cse17 (forall ((v_prenex_52 Int)) (let ((.cse29 (* 9 v_prenex_52))) (let ((.cse30 (div .cse29 10))) (let ((.cse31 (mod .cse30 38)) (.cse28 (+ .cse30 1))) (or (= (mod .cse28 38) 0) (not (= (mod .cse29 10) 0)) (<= 0 .cse30) (= .cse31 0) (< (+ |old(~a18~0)| 155) .cse31) (<= 0 .cse28))))))) (.cse11 (and .cse27 (= 3 ~a15~0) .cse18 .cse23)) (.cse13 (not (= 9 |old(~a16~0)|))) (.cse10 (not .cse5)) (.cse0 (not .cse6)) (.cse2 (not (= 8 |old(~a16~0)|))) (.cse1 (< (+ |old(~a18~0)| 600016) 0)) (.cse4 (and .cse25 .cse27 .cse18 .cse23))) (and (or .cse0 .cse1 (or .cse2 .cse3) .cse4) (or (< 9 |old(~a16~0)|) .cse5 .cse6 .cse7) (or .cse8 .cse9 .cse1 .cse10 .cse11) (or .cse1 (or .cse0 (or .cse12 .cse13)) .cse4) (or .cse0 .cse2 .cse14 .cse1 .cse4) (or .cse1 (or .cse9 (= 0 |old(~a12~0)|) .cse15 .cse16) .cse11) (or .cse17 .cse4 (or .cse0 .cse14 .cse13)) (or (or (< 0 (+ |old(~a18~0)| 388559)) .cse12) .cse9 .cse1 (and .cse18 .cse19 .cse20)) (or .cse0 .cse4 .cse2 .cse17 (not (= 9 |old(~a12~0)|))) (or (< 0 (+ |old(~a18~0)| 156)) .cse16 (or .cse2 .cse9 .cse3) (or (<= (+ ~a18~0 156) 0) (< 134 ~a18~0))) (or .cse5 .cse9 .cse1 .cse21 .cse11) (or (and .cse22 .cse18 .cse20 .cse23) .cse9 .cse17 .cse24) (or .cse6 (< 8 |old(~a16~0)|) .cse7) (or .cse0 .cse3 (forall ((v_~a18~0_1287 Int)) (or (<= (+ v_~a18~0_1287 156) 0) (< |old(~a18~0)| (+ (* 3 v_~a18~0_1287) 599175)))) (and .cse25 .cse18 (= ~a16~0 10) .cse23) (not (= 10 |old(~a16~0)|))) (or .cse9 .cse17 .cse11 .cse21) (or (and .cse19 .cse20 (= |old(~a18~0)| ~a18~0)) .cse9 .cse1 .cse15 .cse24) (or .cse9 .cse3 .cse16 .cse17 (= 0 |old(~a16~0)|) .cse11) (or .cse0 .cse1 .cse26 .cse4 .cse13) (or .cse0 (< 6 |old(~a12~0)|) .cse8 .cse4 .cse1 .cse26) (or .cse0 .cse8 .cse1 .cse4 .cse10) (or .cse0 .cse2 .cse1 .cse12 .cse4))))) [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,319 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-02 05:36:25,320 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,321 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,322 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,323 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-02 05:36:25,324 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,325 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,326 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (let ((.cse0 (+ ~a18~0 87))) (and (<= .cse0 0) (<= 0 .cse0) (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5))) [2018-12-02 05:36:25,327 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (and (= ~a16~0 |old(~a16~0)|) (= ~a12~0 5) (= |old(~a18~0)| ~a18~0) (= |old(~a15~0)| ~a15~0)) (not (= 11 |old(~a16~0)|)) (not (= (+ |old(~a18~0)| 87) 0))) [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-02 05:36:25,327 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse16 (= 8 ~a12~0)) (.cse10 (= ~a15~0 3)) (.cse21 (not (= ~a12~0 6))) (.cse0 (not (= ~a15~0 4))) (.cse15 (not (= ~a16~0 12)))) (let ((.cse7 (and .cse21 .cse0 .cse15)) (.cse20 (or (<= (+ ~a18~0 79) 0) (and .cse16 .cse10 (< 134 ~a18~0)))) (.cse8 (not (= main_~input~0 0))) (.cse9 (= ~a16~0 11)) (.cse1 (not (= 11 |old(~a16~0)|)))) (let ((.cse4 (and (and (or (not (= |old(~a15~0)| 4)) (not (= 6 |old(~a12~0)|)) (not (= 9 |old(~a16~0)|))) (let ((.cse27 (or (and (<= 5 |old(~a12~0)|) (<= 9 |old(~a16~0)|)) (and (<= 8 |old(~a16~0)|) (<= 9 |old(~a12~0)|))))) (or (and .cse7 .cse16 .cse27 .cse20) (and .cse16 .cse8 .cse9 .cse27)))) (or (not (= |old(~a15~0)| 3)) (not (= 8 |old(~a12~0)|)) .cse1))) (.cse19 (+ |old(~a18~0)| 87)) (.cse11 (<= 12 ~a16~0)) (.cse12 (= |old(~a15~0)| ~a15~0)) (.cse3 (exists ((v_prenex_52 Int)) (let ((.cse23 (* 9 v_prenex_52))) (let ((.cse26 (div .cse23 10))) (let ((.cse25 (+ .cse26 1)) (.cse24 (mod .cse26 38))) (and (= (mod .cse23 10) 0) (not (= .cse24 0)) (not (= (mod .cse25 38) 0)) (< .cse26 0) (< .cse25 0) (<= .cse24 (+ ~a18~0 155)))))))) (.cse17 (= 7 ~a12~0)) (.cse22 (= ~a12~0 5)) (.cse14 (= 4 ~a15~0)) (.cse13 (= 6 ~a12~0)) (.cse6 (= 3 ~a15~0)) (.cse2 (= 8 ~a16~0)) (.cse18 (= 9 ~a16~0)) (.cse5 (<= 0 (+ ~a18~0 600016)))) (or (and .cse0 (<= ~a16~0 8)) .cse1 (and (and .cse2 .cse3) (= ~a12~0 9)) (and (and (= 11 ~a16~0) .cse4) .cse5 .cse6) (not (= 3 |old(~a15~0)|)) (and .cse7 (<= ~a16~0 9)) (and .cse5 (and .cse8 .cse9 .cse10 (not (= ~a12~0 0)))) (and (and .cse11 .cse3) .cse12) (and .cse13 .cse14 .cse15 .cse5) (not (= 5 |old(~a12~0)|)) (and .cse16 .cse2 .cse5) (and (and .cse17 .cse18) .cse3) (< 0 .cse19) (and (and .cse4 .cse3) .cse6) (and .cse5 .cse6 (and .cse16 (<= (+ ~a18~0 388559) 0))) (< .cse19 0) (and .cse14 .cse20 .cse18 .cse5) (and .cse5 (and (and .cse11 .cse21) .cse12)) (and .cse8 .cse22 .cse6 .cse3) (and .cse2 .cse17 .cse5) (and .cse14 .cse22 (= ~a16~0 10) (exists ((v_~a18~0_1287 Int)) (and (< 0 (+ v_~a18~0_1287 156)) (<= (+ (* 3 v_~a18~0_1287) 599175) ~a18~0)))) (and .cse14 .cse20 .cse15 .cse5 (<= ~a12~0 6)) (and .cse13 .cse15 .cse5 .cse6) (and (and .cse2 (= 5 ~a12~0)) .cse5) (and (and .cse18 .cse16) .cse5))))) [2018-12-02 05:36:25,327 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-02 05:36:25,328 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-02 05:36:25,328 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse6 (= 8 ~a12~0)) (.cse1 (= ~a15~0 3))) (let ((.cse2 (not (= ~a15~0 4))) (.cse4 (exists ((v_prenex_52 Int)) (let ((.cse18 (* 9 v_prenex_52))) (let ((.cse21 (div .cse18 10))) (let ((.cse20 (+ .cse21 1)) (.cse19 (mod .cse21 38))) (and (= (mod .cse18 10) 0) (not (= .cse19 0)) (not (= (mod .cse20 38) 0)) (< .cse21 0) (< .cse20 0) (<= .cse19 (+ ~a18~0 155)))))))) (.cse16 (+ |old(~a18~0)| 87)) (.cse9 (<= 12 ~a16~0)) (.cse8 (not (= ~a12~0 6))) (.cse10 (= |old(~a15~0)| ~a15~0)) (.cse14 (= 7 ~a12~0)) (.cse17 (= ~a12~0 5)) (.cse12 (= 4 ~a15~0)) (.cse7 (or (<= (+ ~a18~0 79) 0) (and .cse6 .cse1 (< 134 ~a18~0)))) (.cse11 (= 6 ~a12~0)) (.cse13 (not (= ~a16~0 12))) (.cse5 (= 3 ~a15~0)) (.cse3 (= 8 ~a16~0)) (.cse15 (= 9 ~a16~0)) (.cse0 (<= 0 (+ ~a18~0 600016)))) (or (and .cse0 (and (= ~a16~0 11) .cse1 (not (= ~a12~0 0)))) (and .cse2 (<= ~a16~0 8)) (not (= 11 |old(~a16~0)|)) (and (and .cse3 .cse4) (= ~a12~0 9)) (and .cse5 (and (and .cse6 .cse7) .cse4)) (not (= 3 |old(~a15~0)|)) (and (and .cse8 .cse2) (<= ~a16~0 9)) (and (and .cse9 .cse4) .cse10) (and .cse11 .cse12 .cse13 .cse0) (not (= 5 |old(~a12~0)|)) (and .cse6 .cse3 .cse0) (and (and .cse14 .cse15) .cse4) (< 0 .cse16) (and .cse0 .cse5 (and .cse6 (<= (+ ~a18~0 388559) 0))) (and (and .cse1 .cse17) .cse4) (< .cse16 0) (and .cse12 .cse7 .cse15 .cse0) (and .cse0 (and (and .cse9 .cse8) .cse10)) (and .cse3 .cse14 .cse0) (and .cse12 .cse17 (= ~a16~0 10) (exists ((v_~a18~0_1287 Int)) (and (< 0 (+ v_~a18~0_1287 156)) (<= (+ (* 3 v_~a18~0_1287) 599175) ~a18~0)))) (and .cse12 .cse7 .cse13 .cse0 (<= ~a12~0 6)) (and .cse11 .cse13 .cse0 .cse5) (and (and .cse3 (= 5 ~a12~0)) .cse0) (and (and .cse15 .cse6) .cse0)))) [2018-12-02 05:36:25,328 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-02 05:36:25,331 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,332 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,332 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,332 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,332 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,332 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,333 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,333 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,333 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,333 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,333 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,333 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,333 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,335 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,335 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,335 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,335 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,335 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,336 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,336 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,336 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,336 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,336 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,336 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,336 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,336 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,337 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,338 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] [2018-12-02 05:36:25,338 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] [2018-12-02 05:36:25,343 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,344 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,344 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,344 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,344 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,345 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,345 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,345 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,345 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,346 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,346 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,346 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,346 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,347 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,347 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,347 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,347 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,348 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,348 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,348 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,348 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,349 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,349 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,349 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,349 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,349 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,350 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,350 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,350 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,350 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,350 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] [2018-12-02 05:36:25,351 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] [2018-12-02 05:36:25,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:36:25 BoogieIcfgContainer [2018-12-02 05:36:25,353 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 05:36:25,354 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 05:36:25,354 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 05:36:25,354 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 05:36:25,354 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:26:17" (3/4) ... [2018-12-02 05:36:25,357 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 05:36:25,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 05:36:25,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-02 05:36:25,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 05:36:25,363 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 05:36:25,378 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 05:36:25,379 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 05:36:25,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((0 <= a18 + 600016 && (a16 == 11 && a15 == 3) && !(a12 == 0)) || (!(a15 == 4) && a16 <= 8)) || !(11 == \old(a16))) || ((8 == a16 && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155)) && a12 == 9)) || (3 == a15 && (8 == a12 && (a18 + 79 <= 0 || ((8 == a12 && a15 == 3) && 134 < a18))) && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155))) || !(3 == \old(a15))) || ((!(a12 == 6) && !(a15 == 4)) && a16 <= 9)) || ((12 <= a16 && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155)) && \old(a15) == a15)) || (((6 == a12 && 4 == a15) && !(a16 == 12)) && 0 <= a18 + 600016)) || !(5 == \old(a12))) || ((8 == a12 && 8 == a16) && 0 <= a18 + 600016)) || ((7 == a12 && 9 == a16) && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155))) || 0 < \old(a18) + 87) || ((0 <= a18 + 600016 && 3 == a15) && 8 == a12 && a18 + 388559 <= 0)) || ((a15 == 3 && a12 == 5) && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155))) || \old(a18) + 87 < 0) || (((4 == a15 && (a18 + 79 <= 0 || ((8 == a12 && a15 == 3) && 134 < a18))) && 9 == a16) && 0 <= a18 + 600016)) || (0 <= a18 + 600016 && (12 <= a16 && !(a12 == 6)) && \old(a15) == a15)) || ((8 == a16 && 7 == a12) && 0 <= a18 + 600016)) || (((4 == a15 && a12 == 5) && a16 == 10) && (\exists v_~a18~0_1287 : int :: 0 < v_~a18~0_1287 + 156 && 3 * v_~a18~0_1287 + 599175 <= a18))) || ((((4 == a15 && (a18 + 79 <= 0 || ((8 == a12 && a15 == 3) && 134 < a18))) && !(a16 == 12)) && 0 <= a18 + 600016) && a12 <= 6)) || (((6 == a12 && !(a16 == 12)) && 0 <= a18 + 600016) && 3 == a15)) || ((8 == a16 && 5 == a12) && 0 <= a18 + 600016)) || ((9 == a16 && 8 == a12) && 0 <= a18 + 600016) [2018-12-02 05:36:25,503 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1a13c270-14f6-4c9c-bac3-4c494144fa68/bin-2019/utaipan/witness.graphml [2018-12-02 05:36:25,503 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 05:36:25,504 INFO L168 Benchmark]: Toolchain (without parser) took 610015.56 ms. Allocated memory was 1.0 GB in the beginning and 5.1 GB in the end (delta: 4.1 GB). Free memory was 947.9 MB in the beginning and 350.7 MB in the end (delta: 597.3 MB). Peak memory consumption was 4.7 GB. Max. memory is 11.5 GB. [2018-12-02 05:36:25,504 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:36:25,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. [2018-12-02 05:36:25,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 05:36:25,505 INFO L168 Benchmark]: Boogie Preprocessor took 66.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-12-02 05:36:25,505 INFO L168 Benchmark]: RCFGBuilder took 1337.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 848.0 MB in the end (delta: 244.2 MB). Peak memory consumption was 244.2 MB. Max. memory is 11.5 GB. [2018-12-02 05:36:25,505 INFO L168 Benchmark]: TraceAbstraction took 607845.16 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 4.0 GB). Free memory was 848.0 MB in the beginning and 429.3 MB in the end (delta: 418.8 MB). Peak memory consumption was 4.6 GB. Max. memory is 11.5 GB. [2018-12-02 05:36:25,505 INFO L168 Benchmark]: Witness Printer took 149.75 ms. Allocated memory is still 5.1 GB. Free memory was 429.3 MB in the beginning and 350.7 MB in the end (delta: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 11.5 GB. [2018-12-02 05:36:25,506 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 582.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1337.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 848.0 MB in the end (delta: 244.2 MB). Peak memory consumption was 244.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 607845.16 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 4.0 GB). Free memory was 848.0 MB in the beginning and 429.3 MB in the end (delta: 418.8 MB). Peak memory consumption was 4.6 GB. Max. memory is 11.5 GB. * Witness Printer took 149.75 ms. Allocated memory is still 5.1 GB. Free memory was 429.3 MB in the beginning and 350.7 MB in the end (delta: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 118]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1773]: Loop Invariant [2018-12-02 05:36:25,508 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,509 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,509 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,509 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,509 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,509 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,509 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,509 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,510 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,510 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,510 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,510 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,510 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,510 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,510 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,510 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] [2018-12-02 05:36:25,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] [2018-12-02 05:36:25,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_52,QUANTIFIED] [2018-12-02 05:36:25,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] [2018-12-02 05:36:25,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_1287,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((0 <= a18 + 600016 && (a16 == 11 && a15 == 3) && !(a12 == 0)) || (!(a15 == 4) && a16 <= 8)) || !(11 == \old(a16))) || ((8 == a16 && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155)) && a12 == 9)) || (3 == a15 && (8 == a12 && (a18 + 79 <= 0 || ((8 == a12 && a15 == 3) && 134 < a18))) && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155))) || !(3 == \old(a15))) || ((!(a12 == 6) && !(a15 == 4)) && a16 <= 9)) || ((12 <= a16 && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155)) && \old(a15) == a15)) || (((6 == a12 && 4 == a15) && !(a16 == 12)) && 0 <= a18 + 600016)) || !(5 == \old(a12))) || ((8 == a12 && 8 == a16) && 0 <= a18 + 600016)) || ((7 == a12 && 9 == a16) && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155))) || 0 < \old(a18) + 87) || ((0 <= a18 + 600016 && 3 == a15) && 8 == a12 && a18 + 388559 <= 0)) || ((a15 == 3 && a12 == 5) && (\exists v_prenex_52 : int :: ((((9 * v_prenex_52 % 10 == 0 && !(9 * v_prenex_52 / 10 % 38 == 0)) && !((9 * v_prenex_52 / 10 + 1) % 38 == 0)) && 9 * v_prenex_52 / 10 < 0) && 9 * v_prenex_52 / 10 + 1 < 0) && 9 * v_prenex_52 / 10 % 38 <= a18 + 155))) || \old(a18) + 87 < 0) || (((4 == a15 && (a18 + 79 <= 0 || ((8 == a12 && a15 == 3) && 134 < a18))) && 9 == a16) && 0 <= a18 + 600016)) || (0 <= a18 + 600016 && (12 <= a16 && !(a12 == 6)) && \old(a15) == a15)) || ((8 == a16 && 7 == a12) && 0 <= a18 + 600016)) || (((4 == a15 && a12 == 5) && a16 == 10) && (\exists v_~a18~0_1287 : int :: 0 < v_~a18~0_1287 + 156 && 3 * v_~a18~0_1287 + 599175 <= a18))) || ((((4 == a15 && (a18 + 79 <= 0 || ((8 == a12 && a15 == 3) && 134 < a18))) && !(a16 == 12)) && 0 <= a18 + 600016) && a12 <= 6)) || (((6 == a12 && !(a16 == 12)) && 0 <= a18 + 600016) && 3 == a15)) || ((8 == a16 && 5 == a12) && 0 <= a18 + 600016)) || ((9 == a16 && 8 == a12) && 0 <= a18 + 600016) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 607.7s OverallTime, 22 OverallIterations, 15 TraceHistogramMax, 478.8s AutomataDifference, 0.0s DeadEndRemovalTime, 40.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 3535 SDtfs, 71451 SDslu, 7260 SDs, 0 SdLazy, 173077 SolverSat, 13038 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 396.1s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 46920 GetRequests, 46040 SyntacticMatches, 56 SemanticMatches, 824 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 21456 ImplicationChecksByTransitivity, 42.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25973occurred in iteration=20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 9.9s AbstIntTime, 18 AbstIntIterations, 5 AbstIntStrong, 0.9980418965519554 AbsIntWeakeningRatio, 0.06028741675429373 AbsIntAvgWeakeningVarsNumRemoved, 16.099894847528915 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 22 MinimizatonAttempts, 10882 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2697 PreInvPairs, 3011 NumberOfFragments, 4811 HoareAnnotationTreeSize, 2697 FomulaSimplifications, 1227571 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 9 FomulaSimplificationsInter, 834349 FormulaSimplificationTreeSizeReductionInter, 37.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.7s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 37.8s InterpolantComputationTime, 46169 NumberOfCodeBlocks, 46169 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 67549 ConstructedInterpolants, 101 QuantifiedInterpolants, 457185158 SizeOfPredicates, 27 NumberOfNonLiveVariables, 27501 ConjunctsInSsa, 100 ConjunctsInUnsatCore, 48 InterpolantComputations, 8 PerfectInterpolantSequences, 207782/237941 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...