./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label20_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label20_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/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 5d9d392c14a131e49f1eaea557bfd69667def3c2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:24:25,853 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:24:25,854 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:24:25,862 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:24:25,862 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:24:25,863 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:24:25,864 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:24:25,865 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:24:25,866 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:24:25,866 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:24:25,867 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:24:25,867 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:24:25,868 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:24:25,869 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:24:25,869 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:24:25,870 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:24:25,870 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:24:25,872 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:24:25,873 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:24:25,874 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:24:25,875 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:24:25,875 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:24:25,877 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:24:25,877 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:24:25,877 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:24:25,878 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:24:25,879 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:24:25,879 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:24:25,880 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:24:25,880 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:24:25,881 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:24:25,881 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:24:25,881 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:24:25,881 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:24:25,882 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:24:25,882 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:24:25,883 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 12:24:25,892 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:24:25,892 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:24:25,893 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:24:25,893 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:24:25,893 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 12:24:25,893 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 12:24:25,894 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 12:24:25,894 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 12:24:25,894 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 12:24:25,894 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 12:24:25,894 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 12:24:25,894 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 12:24:25,894 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 12:24:25,895 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:24:25,895 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:24:25,895 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:24:25,895 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:24:25,895 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:24:25,895 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:24:25,896 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:24:25,896 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:24:25,896 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:24:25,896 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:24:25,896 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:24:25,896 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:24:25,896 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:24:25,896 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:24:25,897 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:24:25,897 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:24:25,897 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:24:25,897 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:24:25,897 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:24:25,897 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:24:25,897 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 12:24:25,897 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:24:25,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:24:25,898 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 12:24:25,898 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_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/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 -> 5d9d392c14a131e49f1eaea557bfd69667def3c2 [2018-11-23 12:24:25,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:24:25,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:24:25,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:24:25,934 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:24:25,934 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:24:25,935 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label20_true-unreach-call.c [2018-11-23 12:24:25,972 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/data/2506fce8d/34ff7b48299d4a3a918eb13280d91148/FLAG4c8976c9a [2018-11-23 12:24:26,432 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:24:26,433 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/sv-benchmarks/c/eca-rers2012/Problem10_label20_true-unreach-call.c [2018-11-23 12:24:26,447 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/data/2506fce8d/34ff7b48299d4a3a918eb13280d91148/FLAG4c8976c9a [2018-11-23 12:24:26,953 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/data/2506fce8d/34ff7b48299d4a3a918eb13280d91148 [2018-11-23 12:24:26,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:24:26,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:24:26,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:24:26,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:24:26,959 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:24:26,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:26" (1/1) ... [2018-11-23 12:24:26,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd21f3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:26, skipping insertion in model container [2018-11-23 12:24:26,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:26" (1/1) ... [2018-11-23 12:24:26,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:24:27,006 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:24:27,220 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:24:27,224 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:24:27,296 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:24:27,308 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:24:27,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27 WrapperNode [2018-11-23 12:24:27,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:24:27,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:24:27,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:24:27,309 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:24:27,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2018-11-23 12:24:27,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2018-11-23 12:24:27,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:24:27,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:24:27,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:24:27,385 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:24:27,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2018-11-23 12:24:27,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2018-11-23 12:24:27,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2018-11-23 12:24:27,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2018-11-23 12:24:27,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2018-11-23 12:24:27,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2018-11-23 12:24:27,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... [2018-11-23 12:24:27,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:24:27,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:24:27,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:24:27,436 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:24:27,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:24:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 12:24:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 12:24:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 12:24:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 12:24:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 12:24:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:24:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:24:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 12:24:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 12:24:28,260 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:24:28,261 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 12:24:28,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:28 BoogieIcfgContainer [2018-11-23 12:24:28,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:24:28,261 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:24:28,261 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:24:28,263 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:24:28,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:24:26" (1/3) ... [2018-11-23 12:24:28,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32550e7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:24:28, skipping insertion in model container [2018-11-23 12:24:28,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:27" (2/3) ... [2018-11-23 12:24:28,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32550e7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:24:28, skipping insertion in model container [2018-11-23 12:24:28,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:28" (3/3) ... [2018-11-23 12:24:28,266 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label20_true-unreach-call.c [2018-11-23 12:24:28,272 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:24:28,278 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 12:24:28,288 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 12:24:28,311 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:24:28,311 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:24:28,311 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:24:28,311 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:24:28,311 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:24:28,311 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:24:28,311 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:24:28,311 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:24:28,328 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-23 12:24:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 12:24:28,332 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:24:28,333 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] [2018-11-23 12:24:28,335 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:24:28,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:24:28,339 INFO L82 PathProgramCache]: Analyzing trace with hash 92787543, now seen corresponding path program 1 times [2018-11-23 12:24:28,340 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:24:28,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:28,370 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:24:28,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:28,370 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:24:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:28,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:24:28,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 12:24:28,534 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:24:28,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 12:24:28,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 12:24:28,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:24:28,547 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-23 12:24:29,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:24:29,213 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-23 12:24:29,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 12:24:29,216 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-23 12:24:29,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:24:29,226 INFO L225 Difference]: With dead ends: 571 [2018-11-23 12:24:29,226 INFO L226 Difference]: Without dead ends: 354 [2018-11-23 12:24:29,230 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 12:24:29,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-11-23 12:24:29,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2018-11-23 12:24:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-11-23 12:24:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 607 transitions. [2018-11-23 12:24:29,277 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 607 transitions. Word has length 34 [2018-11-23 12:24:29,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:24:29,277 INFO L480 AbstractCegarLoop]: Abstraction has 354 states and 607 transitions. [2018-11-23 12:24:29,278 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 12:24:29,278 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 607 transitions. [2018-11-23 12:24:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 12:24:29,282 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:24:29,282 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:24:29,283 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:24:29,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:24:29,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1040118654, now seen corresponding path program 1 times [2018-11-23 12:24:29,283 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:24:29,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:29,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:24:29,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:29,286 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:24:29,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:29,416 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:29,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:24:29,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 12:24:29,416 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:24:29,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 12:24:29,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 12:24:29,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 12:24:29,419 INFO L87 Difference]: Start difference. First operand 354 states and 607 transitions. Second operand 5 states. [2018-11-23 12:24:30,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:24:30,643 INFO L93 Difference]: Finished difference Result 1283 states and 2308 transitions. [2018-11-23 12:24:30,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 12:24:30,644 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2018-11-23 12:24:30,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:24:30,649 INFO L225 Difference]: With dead ends: 1283 [2018-11-23 12:24:30,650 INFO L226 Difference]: Without dead ends: 935 [2018-11-23 12:24:30,652 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 12:24:30,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2018-11-23 12:24:30,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 921. [2018-11-23 12:24:30,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 921 states. [2018-11-23 12:24:30,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1439 transitions. [2018-11-23 12:24:30,689 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1439 transitions. Word has length 116 [2018-11-23 12:24:30,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:24:30,689 INFO L480 AbstractCegarLoop]: Abstraction has 921 states and 1439 transitions. [2018-11-23 12:24:30,689 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 12:24:30,690 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1439 transitions. [2018-11-23 12:24:30,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 12:24:30,693 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:24:30,693 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:24:30,693 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:24:30,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:24:30,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1447998306, now seen corresponding path program 1 times [2018-11-23 12:24:30,695 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:24:30,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:30,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:24:30,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:30,696 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:24:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:30,816 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:30,816 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:24:30,816 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:24:30,816 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:24:30,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:24:30,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:24:30,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:24:30,817 INFO L87 Difference]: Start difference. First operand 921 states and 1439 transitions. Second operand 6 states. [2018-11-23 12:24:31,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:24:31,785 INFO L93 Difference]: Finished difference Result 2523 states and 4077 transitions. [2018-11-23 12:24:31,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 12:24:31,786 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 132 [2018-11-23 12:24:31,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:24:31,793 INFO L225 Difference]: With dead ends: 2523 [2018-11-23 12:24:31,793 INFO L226 Difference]: Without dead ends: 1608 [2018-11-23 12:24:31,798 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:24:31,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2018-11-23 12:24:31,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1579. [2018-11-23 12:24:31,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1579 states. [2018-11-23 12:24:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1579 states and 2314 transitions. [2018-11-23 12:24:31,837 INFO L78 Accepts]: Start accepts. Automaton has 1579 states and 2314 transitions. Word has length 132 [2018-11-23 12:24:31,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:24:31,838 INFO L480 AbstractCegarLoop]: Abstraction has 1579 states and 2314 transitions. [2018-11-23 12:24:31,838 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:24:31,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 2314 transitions. [2018-11-23 12:24:31,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 12:24:31,841 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:24:31,841 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:24:31,841 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:24:31,841 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:24:31,842 INFO L82 PathProgramCache]: Analyzing trace with hash 1418096050, now seen corresponding path program 1 times [2018-11-23 12:24:31,842 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:24:31,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:31,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:24:31,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:31,843 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:24:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:31,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:24:31,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:24:31,958 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:24:31,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:24:31,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:24:31,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:24:31,959 INFO L87 Difference]: Start difference. First operand 1579 states and 2314 transitions. Second operand 6 states. [2018-11-23 12:24:32,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:24:32,644 INFO L93 Difference]: Finished difference Result 3488 states and 5296 transitions. [2018-11-23 12:24:32,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 12:24:32,645 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 156 [2018-11-23 12:24:32,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:24:32,652 INFO L225 Difference]: With dead ends: 3488 [2018-11-23 12:24:32,652 INFO L226 Difference]: Without dead ends: 1915 [2018-11-23 12:24:32,655 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:24:32,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1915 states. [2018-11-23 12:24:32,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1915 to 1880. [2018-11-23 12:24:32,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1880 states. [2018-11-23 12:24:32,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1880 states and 2666 transitions. [2018-11-23 12:24:32,686 INFO L78 Accepts]: Start accepts. Automaton has 1880 states and 2666 transitions. Word has length 156 [2018-11-23 12:24:32,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:24:32,686 INFO L480 AbstractCegarLoop]: Abstraction has 1880 states and 2666 transitions. [2018-11-23 12:24:32,687 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:24:32,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2666 transitions. [2018-11-23 12:24:32,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 12:24:32,689 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:24:32,690 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 12:24:32,690 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:24:32,690 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:24:32,690 INFO L82 PathProgramCache]: Analyzing trace with hash -2147027456, now seen corresponding path program 1 times [2018-11-23 12:24:32,690 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:24:32,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:32,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:24:32,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:32,691 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:24:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:32,989 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:32,990 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 12:24:32,990 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 12:24:32,990 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 196 with the following transitions: [2018-11-23 12:24:32,992 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [181], [183], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [535], [539], [543], [546], [792], [796], [805], [809], [811], [816], [817], [818], [820], [821] [2018-11-23 12:24:33,021 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 12:24:33,021 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 12:24:33,409 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 12:24:33,410 INFO L272 AbstractInterpreter]: Visited 91 different actions 179 times. Merged at 6 different actions 8 times. Never widened. Performed 1701 root evaluator evaluations with a maximum evaluation depth of 16. Performed 1701 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 2 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-23 12:24:33,430 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:24:33,431 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 12:24:33,431 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 12:24:33,431 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 12:24:33,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:24:33,450 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 12:24:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:33,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:24:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:33,629 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 12:24:33,729 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:24:33,745 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 12:24:33,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-11-23 12:24:33,745 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 12:24:33,746 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 12:24:33,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 12:24:33,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2018-11-23 12:24:33,746 INFO L87 Difference]: Start difference. First operand 1880 states and 2666 transitions. Second operand 15 states. [2018-11-23 12:24:36,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:24:36,802 INFO L93 Difference]: Finished difference Result 7081 states and 11087 transitions. [2018-11-23 12:24:36,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-23 12:24:36,802 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 195 [2018-11-23 12:24:36,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:24:36,820 INFO L225 Difference]: With dead ends: 7081 [2018-11-23 12:24:36,820 INFO L226 Difference]: Without dead ends: 4751 [2018-11-23 12:24:36,845 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 405 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 529 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=567, Invalid=1689, Unknown=0, NotChecked=0, Total=2256 [2018-11-23 12:24:36,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4751 states. [2018-11-23 12:24:36,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4751 to 4343. [2018-11-23 12:24:36,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4343 states. [2018-11-23 12:24:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 4343 states and 5657 transitions. [2018-11-23 12:24:36,956 INFO L78 Accepts]: Start accepts. Automaton has 4343 states and 5657 transitions. Word has length 195 [2018-11-23 12:24:36,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:24:36,957 INFO L480 AbstractCegarLoop]: Abstraction has 4343 states and 5657 transitions. [2018-11-23 12:24:36,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 12:24:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 4343 states and 5657 transitions. [2018-11-23 12:24:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 12:24:36,964 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:24:36,964 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 12:24:36,965 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:24:36,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:24:36,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1400809028, now seen corresponding path program 1 times [2018-11-23 12:24:36,965 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:24:36,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:36,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:24:36,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:24:36,966 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:24:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:24:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 12:24:37,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:24:37,074 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 12:24:37,074 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:24:37,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 12:24:37,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 12:24:37,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 12:24:37,075 INFO L87 Difference]: Start difference. First operand 4343 states and 5657 transitions. Second operand 4 states. [2018-11-23 12:24:37,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:24:37,679 INFO L93 Difference]: Finished difference Result 9643 states and 12955 transitions. [2018-11-23 12:24:37,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 12:24:37,679 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 209 [2018-11-23 12:24:37,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:24:37,680 INFO L225 Difference]: With dead ends: 9643 [2018-11-23 12:24:37,680 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 12:24:37,700 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 12:24:37,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 12:24:37,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 12:24:37,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 12:24:37,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 12:24:37,701 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 209 [2018-11-23 12:24:37,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:24:37,701 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 12:24:37,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 12:24:37,701 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 12:24:37,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:24:37,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 12:24:37,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:37,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 12:24:38,216 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-11-23 12:24:38,352 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 48 [2018-11-23 12:24:38,471 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 48 [2018-11-23 12:24:38,473 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:24:38,473 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-23 12:24:38,473 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:24:38,473 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 88) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 12:24:38,474 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-23 12:24:38,475 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,476 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,477 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-23 12:24:38,478 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,479 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 12:24:38,480 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-23 12:24:38,481 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,482 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-23 12:24:38,483 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse1 (= 10 |old(~a19~0)|)) (.cse0 (= 7 |old(~a19~0)|)) (.cse2 (not (= 14 ~a4~0))) (.cse3 (not (= 0 ~a12~0))) (.cse5 (< 1 |old(~a10~0)|)) (.cse4 (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse4 .cse1 .cse2 .cse3 (not (= 2 |old(~a10~0)|))) (or (or .cse2 .cse3 .cse5) .cse4 (= 0 |old(~a10~0)|)) (or (or .cse0 .cse2 .cse3 .cse5) .cse4))) [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-23 12:24:38,484 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,485 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 12:24:38,486 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 12:24:38,487 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 12:24:38,488 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 12:24:38,488 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 12:24:38,488 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 12:24:38,488 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-23 12:24:38,488 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-23 12:24:38,488 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-23 12:24:38,488 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:24:38,488 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a1~0 23) (not (= ~a19~0 7)) (not (= ~a19~0 10)) (= ~a12~0 0) (= ~a4~0 14) (<= ~a10~0 1)) [2018-11-23 12:24:38,488 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:24:38,488 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:24:38,488 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 7 |old(~a19~0)|) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (< 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|))) [2018-11-23 12:24:38,488 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-23 12:24:38,489 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10))) (.cse3 (not (= ~a19~0 7))) (.cse1 (or (not (= 8 |old(~a19~0)|)) (not (= 1 |old(~a10~0)|)))) (.cse2 (<= ~a10~0 1))) (or (< 1 |old(~a10~0)|) (and (<= ~a1~0 23) (= 1 ~a10~0) (= ~a19~0 |old(~a19~0)|)) (not (= 0 ~a12~0)) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (and .cse0 (= 2 ~a10~0) .cse1) (< 23 |old(~a1~0)|) (and .cse1 (not (= 0 ~a10~0)) .cse2) (= 7 |old(~a19~0)|) (and .cse3 .cse0 .cse1) (and .cse3 .cse1 .cse2))) [2018-11-23 12:24:38,489 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-23 12:24:38,489 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-23 12:24:38,489 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10))) (.cse3 (not (= ~a19~0 7))) (.cse1 (or (not (= 8 |old(~a19~0)|)) (not (= 1 |old(~a10~0)|)))) (.cse2 (<= ~a10~0 1))) (or (< 1 |old(~a10~0)|) (and (<= ~a1~0 23) (= 1 ~a10~0) (= ~a19~0 |old(~a19~0)|)) (not (= 0 ~a12~0)) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (and .cse0 (= 2 ~a10~0) .cse1) (< 23 |old(~a1~0)|) (and .cse1 (not (= 0 ~a10~0)) .cse2) (= 7 |old(~a19~0)|) (and .cse3 .cse0 .cse1) (and .cse3 .cse1 .cse2))) [2018-11-23 12:24:38,489 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-23 12:24:38,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:24:38 BoogieIcfgContainer [2018-11-23 12:24:38,505 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 12:24:38,506 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:24:38,506 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:24:38,506 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:24:38,506 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:28" (3/4) ... [2018-11-23 12:24:38,509 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:24:38,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 12:24:38,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 12:24:38,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 12:24:38,525 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 12:24:38,525 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 12:24:38,549 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 < \old(a10) || ((a1 <= 23 && 1 == a10) && a19 == \old(a19))) || !(0 == a12)) || 10 == \old(a19)) || !(14 == a4)) || ((!(a19 == 10) && 2 == a10) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || 23 < \old(a1)) || (((!(8 == \old(a19)) || !(1 == \old(a10))) && !(0 == a10)) && a10 <= 1)) || 7 == \old(a19)) || ((!(a19 == 7) && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || ((!(a19 == 7) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && a10 <= 1) [2018-11-23 12:24:38,609 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0e4290a4-cd3f-455e-8aa6-d1c4caae37f3/bin-2019/utaipan/witness.graphml [2018-11-23 12:24:38,609 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:24:38,611 INFO L168 Benchmark]: Toolchain (without parser) took 11655.24 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 511.7 MB). Free memory was 950.0 MB in the beginning and 1.3 GB in the end (delta: -384.4 MB). Peak memory consumption was 127.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:38,611 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:24:38,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.82 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 912.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:38,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 912.4 MB in the beginning and 1.2 GB in the end (delta: -241.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:38,612 INFO L168 Benchmark]: Boogie Preprocessor took 50.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:38,612 INFO L168 Benchmark]: RCFGBuilder took 825.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:38,613 INFO L168 Benchmark]: TraceAbstraction took 10243.99 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 350.7 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -310.5 MB). Peak memory consumption was 455.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:38,613 INFO L168 Benchmark]: Witness Printer took 103.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:24:38,614 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.82 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 912.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 912.4 MB in the beginning and 1.2 GB in the end (delta: -241.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 825.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10243.99 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 350.7 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -310.5 MB). Peak memory consumption was 455.2 MB. Max. memory is 11.5 GB. * Witness Printer took 103.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 88]: 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: 582]: Loop Invariant Derived loop invariant: (((((((((1 < \old(a10) || ((a1 <= 23 && 1 == a10) && a19 == \old(a19))) || !(0 == a12)) || 10 == \old(a19)) || !(14 == a4)) || ((!(a19 == 10) && 2 == a10) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || 23 < \old(a1)) || (((!(8 == \old(a19)) || !(1 == \old(a10))) && !(0 == a10)) && a10 <= 1)) || 7 == \old(a19)) || ((!(a19 == 7) && !(a19 == 10)) && (!(8 == \old(a19)) || !(1 == \old(a10))))) || ((!(a19 == 7) && (!(8 == \old(a19)) || !(1 == \old(a10)))) && a10 <= 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 10.1s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 7.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 694 SDtfs, 5854 SDslu, 696 SDs, 0 SdLazy, 7714 SolverSat, 2086 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 491 GetRequests, 417 SyntacticMatches, 5 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 540 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4343occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 486 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 72 PreInvPairs, 134 NumberOfFragments, 375 HoareAnnotationTreeSize, 72 FomulaSimplifications, 9611 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4042 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1037 NumberOfCodeBlocks, 1037 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1224 ConstructedInterpolants, 0 QuantifiedInterpolants, 1020686 SizeOfPredicates, 0 NumberOfNonLiveVariables, 373 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 605/611 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...