./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label05_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label05_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/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 a927cd745098d9e21ce7b01680837c0fca41b6ee ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 11:49:53,939 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:49:53,940 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:49:53,948 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:49:53,948 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:49:53,949 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:49:53,950 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:49:53,951 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:49:53,952 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:49:53,953 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:49:53,953 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:49:53,953 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:49:53,954 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:49:53,955 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:49:53,955 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:49:53,956 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:49:53,956 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:49:53,957 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:49:53,959 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:49:53,960 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:49:53,961 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:49:53,961 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:49:53,963 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:49:53,963 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:49:53,963 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:49:53,964 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:49:53,964 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:49:53,965 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:49:53,965 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:49:53,966 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:49:53,966 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:49:53,967 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:49:53,967 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:49:53,967 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:49:53,968 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:49:53,968 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:49:53,968 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 11:49:53,978 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:49:53,978 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:49:53,979 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:49:53,979 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:49:53,979 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:49:53,979 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:49:53,979 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 11:49:53,979 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:49:53,979 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 11:49:53,980 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 11:49:53,980 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:49:53,980 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:49:53,980 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:49:53,980 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:49:53,981 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:49:53,981 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:49:53,981 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:49:53,981 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:49:53,981 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:49:53,981 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:49:53,981 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:49:53,981 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:49:53,982 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:49:53,982 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:49:53,982 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:49:53,982 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:49:53,982 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:49:53,982 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:49:53,982 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:49:53,983 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:49:53,983 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 11:49:53,983 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:49:53,983 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:49:53,983 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 11:49:53,983 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_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/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 -> a927cd745098d9e21ce7b01680837c0fca41b6ee [2018-11-10 11:49:54,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:49:54,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:49:54,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:49:54,019 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:49:54,019 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:49:54,019 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label05_true-unreach-call.c [2018-11-10 11:49:54,067 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/data/772e41846/78155063baf742e28a031440756f83a5/FLAG23d1d89a1 [2018-11-10 11:49:54,426 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:49:54,427 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/sv-benchmarks/c/eca-rers2012/Problem10_label05_true-unreach-call.c [2018-11-10 11:49:54,436 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/data/772e41846/78155063baf742e28a031440756f83a5/FLAG23d1d89a1 [2018-11-10 11:49:54,447 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/data/772e41846/78155063baf742e28a031440756f83a5 [2018-11-10 11:49:54,450 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:49:54,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:49:54,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:49:54,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:49:54,455 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:49:54,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ae94ac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54, skipping insertion in model container [2018-11-10 11:49:54,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:49:54,500 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:49:54,716 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:49:54,719 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:49:54,784 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:49:54,796 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:49:54,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54 WrapperNode [2018-11-10 11:49:54,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:49:54,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:49:54,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:49:54,798 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:49:54,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:49:54,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:49:54,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:49:54,921 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:49:54,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... [2018-11-10 11:49:54,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:49:54,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:49:54,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:49:54,966 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:49:54,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/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 [2018-11-10 11:49:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:49:55,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:49:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 11:49:55,016 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 11:49:55,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:49:55,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:49:55,016 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:49:55,016 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:49:55,957 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:49:55,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:49:55 BoogieIcfgContainer [2018-11-10 11:49:55,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:49:55,958 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 11:49:55,958 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 11:49:55,961 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 11:49:55,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 11:49:54" (1/3) ... [2018-11-10 11:49:55,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dceac3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:49:55, skipping insertion in model container [2018-11-10 11:49:55,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:49:54" (2/3) ... [2018-11-10 11:49:55,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dceac3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:49:55, skipping insertion in model container [2018-11-10 11:49:55,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:49:55" (3/3) ... [2018-11-10 11:49:55,964 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label05_true-unreach-call.c [2018-11-10 11:49:55,971 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 11:49:55,978 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 11:49:55,992 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 11:49:56,019 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 11:49:56,020 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 11:49:56,020 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 11:49:56,020 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 11:49:56,020 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 11:49:56,020 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 11:49:56,020 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 11:49:56,020 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 11:49:56,040 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-10 11:49:56,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-10 11:49:56,046 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 11:49:56,047 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 11:49:56,049 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 11:49:56,054 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:49:56,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1746557377, now seen corresponding path program 1 times [2018-11-10 11:49:56,056 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 11:49:56,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:49:56,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 11:49:56,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:49:56,099 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 11:49:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:56,296 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 11:49:56,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 11:49:56,296 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 11:49:56,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 11:49:56,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 11:49:56,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 11:49:56,314 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-11-10 11:49:57,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 11:49:57,408 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-11-10 11:49:57,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 11:49:57,410 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2018-11-10 11:49:57,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 11:49:57,423 INFO L225 Difference]: With dead ends: 737 [2018-11-10 11:49:57,423 INFO L226 Difference]: Without dead ends: 515 [2018-11-10 11:49:57,428 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 11:49:57,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-11-10 11:49:57,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 356. [2018-11-10 11:49:57,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-10 11:49:57,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 579 transitions. [2018-11-10 11:49:57,478 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 579 transitions. Word has length 59 [2018-11-10 11:49:57,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 11:49:57,478 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 579 transitions. [2018-11-10 11:49:57,478 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 11:49:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 579 transitions. [2018-11-10 11:49:57,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 11:49:57,483 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 11:49:57,483 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 11:49:57,483 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 11:49:57,484 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:49:57,484 INFO L82 PathProgramCache]: Analyzing trace with hash -843263205, now seen corresponding path program 1 times [2018-11-10 11:49:57,484 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 11:49:57,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:49:57,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 11:49:57,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:49:57,485 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 11:49:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:57,670 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:57,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 11:49:57,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 11:49:57,670 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 11:49:57,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 11:49:57,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 11:49:57,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 11:49:57,672 INFO L87 Difference]: Start difference. First operand 356 states and 579 transitions. Second operand 6 states. [2018-11-10 11:49:58,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 11:49:58,424 INFO L93 Difference]: Finished difference Result 1259 states and 2162 transitions. [2018-11-10 11:49:58,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 11:49:58,430 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-11-10 11:49:58,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 11:49:58,434 INFO L225 Difference]: With dead ends: 1259 [2018-11-10 11:49:58,434 INFO L226 Difference]: Without dead ends: 909 [2018-11-10 11:49:58,436 INFO L605 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 [2018-11-10 11:49:58,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2018-11-10 11:49:58,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 895. [2018-11-10 11:49:58,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 895 states. [2018-11-10 11:49:58,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1370 transitions. [2018-11-10 11:49:58,469 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1370 transitions. Word has length 134 [2018-11-10 11:49:58,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 11:49:58,470 INFO L481 AbstractCegarLoop]: Abstraction has 895 states and 1370 transitions. [2018-11-10 11:49:58,470 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 11:49:58,470 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1370 transitions. [2018-11-10 11:49:58,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 11:49:58,473 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 11:49:58,473 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 11:49:58,474 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 11:49:58,474 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:49:58,474 INFO L82 PathProgramCache]: Analyzing trace with hash 1425058879, now seen corresponding path program 1 times [2018-11-10 11:49:58,474 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 11:49:58,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:49:58,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 11:49:58,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:49:58,475 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 11:49:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:58,593 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:58,593 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 11:49:58,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 11:49:58,594 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 11:49:58,594 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 11:49:58,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 11:49:58,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 11:49:58,595 INFO L87 Difference]: Start difference. First operand 895 states and 1370 transitions. Second operand 6 states. [2018-11-10 11:49:59,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 11:49:59,674 INFO L93 Difference]: Finished difference Result 2358 states and 3764 transitions. [2018-11-10 11:49:59,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 11:49:59,675 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-11-10 11:49:59,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 11:49:59,682 INFO L225 Difference]: With dead ends: 2358 [2018-11-10 11:49:59,682 INFO L226 Difference]: Without dead ends: 1469 [2018-11-10 11:49:59,686 INFO L605 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 [2018-11-10 11:49:59,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2018-11-10 11:49:59,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 1450. [2018-11-10 11:49:59,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1450 states. [2018-11-10 11:49:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 2107 transitions. [2018-11-10 11:49:59,722 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 2107 transitions. Word has length 136 [2018-11-10 11:49:59,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 11:49:59,722 INFO L481 AbstractCegarLoop]: Abstraction has 1450 states and 2107 transitions. [2018-11-10 11:49:59,722 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 11:49:59,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2107 transitions. [2018-11-10 11:49:59,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 11:49:59,725 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 11:49:59,725 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 11:49:59,725 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 11:49:59,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:49:59,725 INFO L82 PathProgramCache]: Analyzing trace with hash -846934132, now seen corresponding path program 1 times [2018-11-10 11:49:59,725 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 11:49:59,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:49:59,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 11:49:59,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:49:59,727 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 11:49:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:49:59,807 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:49:59,808 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 11:49:59,808 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 11:49:59,808 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 11:49:59,808 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 11:49:59,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 11:49:59,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 11:49:59,809 INFO L87 Difference]: Start difference. First operand 1450 states and 2107 transitions. Second operand 4 states. [2018-11-10 11:50:00,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 11:50:00,427 INFO L93 Difference]: Finished difference Result 4578 states and 6849 transitions. [2018-11-10 11:50:00,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 11:50:00,428 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2018-11-10 11:50:00,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 11:50:00,429 INFO L225 Difference]: With dead ends: 4578 [2018-11-10 11:50:00,429 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 11:50:00,442 INFO L605 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 [2018-11-10 11:50:00,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 11:50:00,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 11:50:00,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 11:50:00,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 11:50:00,443 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 139 [2018-11-10 11:50:00,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 11:50:00,443 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 11:50:00,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 11:50:00,443 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 11:50:00,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 11:50:00,447 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 11:50:00,662 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 11:50:00,662 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a10~0)| ~a10~0) [2018-11-10 11:50:00,662 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-10 11:50:00,663 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-10 11:50:00,664 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-10 11:50:00,665 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-10 11:50:00,666 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-10 11:50:00,667 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-10 11:50:00,669 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-10 11:50:00,670 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 160) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-10 11:50:00,671 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-10 11:50:00,672 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-10 11:50:00,673 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (< 38 |old(~a1~0)|)) (.cse2 (<= ~a1~0 38)) (.cse3 (= |old(~a10~0)| ~a10~0)) (.cse1 (= 6 |old(~a19~0)|))) (and (or .cse0 .cse1 .cse2) (or (= 8 ~a19~0) (not (= 8 |old(~a19~0)|))) (or .cse0 (and .cse2 .cse3) (= 1 |old(~a10~0)|)) (or (and .cse3 (not (= 6 ~a19~0))) .cse1))) [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,674 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-10 11:50:00,675 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-10 11:50:00,676 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,677 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-10 11:50:00,678 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-10 11:50:00,679 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-10 11:50:00,679 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 11:50:00,679 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a10~0 3)) (<= ~a1~0 23) (not (= ~a10~0 1)) (not (= 6 ~a19~0))) [2018-11-10 11:50:00,679 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 11:50:00,679 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 11:50:00,679 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 3 |old(~a10~0)|) (= 6 |old(~a19~0)|) (and (<= ~a1~0 23) (= |old(~a10~0)| ~a10~0) (not (= 6 ~a19~0))) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-10 11:50:00,679 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-10 11:50:00,679 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (= 3 |old(~a10~0)|) (not (= 6 ~a19~0)) (= 6 |old(~a19~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (and (<= ~a1~0 38) (not (= ~a10~0 1)))) [2018-11-10 11:50:00,680 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-10 11:50:00,680 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-10 11:50:00,680 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-10 11:50:00,680 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (= 3 |old(~a10~0)|) (not (= 6 ~a19~0)) (= 6 |old(~a19~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (and (<= ~a1~0 38) (not (= ~a10~0 1)))) [2018-11-10 11:50:00,680 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-10 11:50:00,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 11:50:00 BoogieIcfgContainer [2018-11-10 11:50:00,692 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 11:50:00,693 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:50:00,693 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:50:00,693 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:50:00,693 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:49:55" (3/4) ... [2018-11-10 11:50:00,696 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 11:50:00,702 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 11:50:00,702 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 11:50:00,703 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 11:50:00,711 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 11:50:00,712 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 11:50:00,732 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((3 == \old(a10) || !(6 == a19)) || 6 == \old(a19)) || 1 == \old(a10)) || 23 < \old(a1)) || (a1 <= 38 && !(a10 == 1)) [2018-11-10 11:50:00,809 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_82abaac3-4c6a-46c6-ac28-073e5d5bbb09/bin-2019/utaipan/witness.graphml [2018-11-10 11:50:00,809 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:50:00,810 INFO L168 Benchmark]: Toolchain (without parser) took 6359.55 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 328.2 MB). Free memory was 957.5 MB in the beginning and 903.8 MB in the end (delta: 53.7 MB). Peak memory consumption was 381.9 MB. Max. memory is 11.5 GB. [2018-11-10 11:50:00,811 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. [2018-11-10 11:50:00,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.35 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 922.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 11:50:00,812 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 922.6 MB in the beginning and 1.1 GB in the end (delta: -215.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-10 11:50:00,812 INFO L168 Benchmark]: Boogie Preprocessor took 45.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:50:00,812 INFO L168 Benchmark]: RCFGBuilder took 991.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 114.1 MB). Peak memory consumption was 114.1 MB. Max. memory is 11.5 GB. [2018-11-10 11:50:00,812 INFO L168 Benchmark]: TraceAbstraction took 4733.96 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 175.1 MB). Free memory was 1.0 GB in the beginning and 926.4 MB in the end (delta: 94.4 MB). Peak memory consumption was 269.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:50:00,813 INFO L168 Benchmark]: Witness Printer took 116.72 ms. Allocated memory is still 1.4 GB. Free memory was 918.8 MB in the beginning and 903.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-10 11:50:00,814 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 345.35 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 922.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 122.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 922.6 MB in the beginning and 1.1 GB in the end (delta: -215.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 991.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 114.1 MB). Peak memory consumption was 114.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4733.96 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 175.1 MB). Free memory was 1.0 GB in the beginning and 926.4 MB in the end (delta: 94.4 MB). Peak memory consumption was 269.5 MB. Max. memory is 11.5 GB. * Witness Printer took 116.72 ms. Allocated memory is still 1.4 GB. Free memory was 918.8 MB in the beginning and 903.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 160]: 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: ((((3 == \old(a10) || !(6 == a19)) || 6 == \old(a19)) || 1 == \old(a10)) || 23 < \old(a1)) || (a1 <= 38 && !(a10 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 4.6s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 381 SDtfs, 2422 SDslu, 371 SDs, 0 SdLazy, 3797 SolverSat, 1009 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 11 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1450occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 192 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 33 PreInvPairs, 61 NumberOfFragments, 144 HoareAnnotationTreeSize, 33 FomulaSimplifications, 842 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 445 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 468 NumberOfCodeBlocks, 468 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 464 ConstructedInterpolants, 0 QuantifiedInterpolants, 210962 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 156/156 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...