./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label31_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label31_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec451dfa87bae03634c3df96f95bbd4db2c274c1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 06:23:10,310 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 06:23:10,311 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 06:23:10,317 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 06:23:10,317 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 06:23:10,318 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 06:23:10,318 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 06:23:10,319 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 06:23:10,320 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 06:23:10,321 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 06:23:10,321 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 06:23:10,321 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 06:23:10,322 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 06:23:10,322 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 06:23:10,323 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 06:23:10,324 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 06:23:10,324 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 06:23:10,325 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 06:23:10,326 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 06:23:10,327 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 06:23:10,327 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 06:23:10,328 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 06:23:10,329 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 06:23:10,329 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 06:23:10,329 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 06:23:10,330 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 06:23:10,330 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 06:23:10,331 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 06:23:10,331 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 06:23:10,332 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 06:23:10,332 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 06:23:10,332 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 06:23:10,332 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 06:23:10,333 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 06:23:10,333 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 06:23:10,333 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 06:23:10,334 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 06:23:10,341 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 06:23:10,341 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 06:23:10,342 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 06:23:10,342 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 06:23:10,342 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 06:23:10,342 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 06:23:10,342 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 06:23:10,343 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 06:23:10,343 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 06:23:10,344 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 06:23:10,344 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 06:23:10,344 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 06:23:10,344 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 06:23:10,344 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 06:23:10,344 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 06:23:10,344 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 06:23:10,344 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 06:23:10,344 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 06:23:10,344 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 06:23:10,344 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 06:23:10,345 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 06:23:10,345 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer 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 -> Automizer 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 -> ec451dfa87bae03634c3df96f95bbd4db2c274c1 [2018-12-02 06:23:10,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 06:23:10,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 06:23:10,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 06:23:10,372 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 06:23:10,372 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 06:23:10,372 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label31_true-unreach-call_false-termination.c [2018-12-02 06:23:10,407 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/data/f05c1fbe8/e9f96927f1a341149d11ce65f3ec0c0a/FLAG21972d1a9 [2018-12-02 06:23:10,779 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 06:23:10,780 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/sv-benchmarks/c/eca-rers2012/Problem02_label31_true-unreach-call_false-termination.c [2018-12-02 06:23:10,787 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/data/f05c1fbe8/e9f96927f1a341149d11ce65f3ec0c0a/FLAG21972d1a9 [2018-12-02 06:23:11,136 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/data/f05c1fbe8/e9f96927f1a341149d11ce65f3ec0c0a [2018-12-02 06:23:11,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 06:23:11,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 06:23:11,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 06:23:11,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 06:23:11,144 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 06:23:11,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf0b28c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11, skipping insertion in model container [2018-12-02 06:23:11,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 06:23:11,217 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 06:23:11,431 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:23:11,434 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 06:23:11,481 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:23:11,531 INFO L195 MainTranslator]: Completed translation [2018-12-02 06:23:11,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11 WrapperNode [2018-12-02 06:23:11,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 06:23:11,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 06:23:11,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 06:23:11,533 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 06:23:11,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 06:23:11,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 06:23:11,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 06:23:11,552 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 06:23:11,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... [2018-12-02 06:23:11,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 06:23:11,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 06:23:11,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 06:23:11,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 06:23:11,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 06:23:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 06:23:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 06:23:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 06:23:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 06:23:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 06:23:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 06:23:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 06:23:11,625 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 06:23:12,187 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 06:23:12,187 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 06:23:12,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:23:12 BoogieIcfgContainer [2018-12-02 06:23:12,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 06:23:12,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 06:23:12,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 06:23:12,191 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 06:23:12,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:23:11" (1/3) ... [2018-12-02 06:23:12,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dec83e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:23:12, skipping insertion in model container [2018-12-02 06:23:12,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:23:11" (2/3) ... [2018-12-02 06:23:12,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dec83e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:23:12, skipping insertion in model container [2018-12-02 06:23:12,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:23:12" (3/3) ... [2018-12-02 06:23:12,193 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label31_true-unreach-call_false-termination.c [2018-12-02 06:23:12,199 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 06:23:12,204 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 06:23:12,213 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 06:23:12,233 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 06:23:12,234 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 06:23:12,234 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 06:23:12,234 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 06:23:12,234 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 06:23:12,234 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 06:23:12,234 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 06:23:12,234 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 06:23:12,234 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 06:23:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-02 06:23:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 06:23:12,257 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 06:23:12,257 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 06:23:12,259 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 06:23:12,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:23:12,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1634450302, now seen corresponding path program 1 times [2018-12-02 06:23:12,264 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:23:12,264 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:23:12,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:23:12,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:23:12,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:23:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:23:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:23:12,511 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 06:23:12,511 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 06:23:12,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 06:23:12,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 06:23:12,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 06:23:12,524 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-02 06:23:12,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 06:23:12,976 INFO L93 Difference]: Finished difference Result 623 states and 1065 transitions. [2018-12-02 06:23:12,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 06:23:12,978 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2018-12-02 06:23:12,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 06:23:12,989 INFO L225 Difference]: With dead ends: 623 [2018-12-02 06:23:12,990 INFO L226 Difference]: Without dead ends: 325 [2018-12-02 06:23:12,994 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 06:23:13,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2018-12-02 06:23:13,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 321. [2018-12-02 06:23:13,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2018-12-02 06:23:13,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 473 transitions. [2018-12-02 06:23:13,037 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 473 transitions. Word has length 122 [2018-12-02 06:23:13,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 06:23:13,038 INFO L480 AbstractCegarLoop]: Abstraction has 321 states and 473 transitions. [2018-12-02 06:23:13,038 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 06:23:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 473 transitions. [2018-12-02 06:23:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 06:23:13,041 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 06:23:13,042 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 06:23:13,042 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 06:23:13,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:23:13,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1584907331, now seen corresponding path program 1 times [2018-12-02 06:23:13,042 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:23:13,042 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:23:13,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:23:13,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:23:13,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:23:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:23:13,162 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:23:13,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 06:23:13,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 06:23:13,164 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 06:23:13,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 06:23:13,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 06:23:13,165 INFO L87 Difference]: Start difference. First operand 321 states and 473 transitions. Second operand 6 states. [2018-12-02 06:23:13,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 06:23:13,596 INFO L93 Difference]: Finished difference Result 955 states and 1447 transitions. [2018-12-02 06:23:13,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 06:23:13,596 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 142 [2018-12-02 06:23:13,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 06:23:13,599 INFO L225 Difference]: With dead ends: 955 [2018-12-02 06:23:13,599 INFO L226 Difference]: Without dead ends: 640 [2018-12-02 06:23:13,600 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 06:23:13,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2018-12-02 06:23:13,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 623. [2018-12-02 06:23:13,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 623 states. [2018-12-02 06:23:13,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 902 transitions. [2018-12-02 06:23:13,619 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 902 transitions. Word has length 142 [2018-12-02 06:23:13,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 06:23:13,619 INFO L480 AbstractCegarLoop]: Abstraction has 623 states and 902 transitions. [2018-12-02 06:23:13,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 06:23:13,619 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 902 transitions. [2018-12-02 06:23:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 06:23:13,622 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 06:23:13,622 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 06:23:13,622 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 06:23:13,622 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:23:13,622 INFO L82 PathProgramCache]: Analyzing trace with hash 2015790622, now seen corresponding path program 1 times [2018-12-02 06:23:13,622 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:23:13,622 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:23:13,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:23:13,623 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:23:13,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:23:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:23:13,685 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:23:13,686 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 06:23:13,686 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 06:23:13,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:23:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:23:13,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:23:13,797 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:23:13,813 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 06:23:13,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-02 06:23:13,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 06:23:13,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 06:23:13,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 06:23:13,814 INFO L87 Difference]: Start difference. First operand 623 states and 902 transitions. Second operand 9 states. [2018-12-02 06:23:15,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 06:23:15,556 INFO L93 Difference]: Finished difference Result 3482 states and 6099 transitions. [2018-12-02 06:23:15,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-02 06:23:15,556 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 150 [2018-12-02 06:23:15,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 06:23:15,574 INFO L225 Difference]: With dead ends: 3482 [2018-12-02 06:23:15,575 INFO L226 Difference]: Without dead ends: 2865 [2018-12-02 06:23:15,579 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=220, Invalid=772, Unknown=0, NotChecked=0, Total=992 [2018-12-02 06:23:15,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2865 states. [2018-12-02 06:23:15,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2865 to 2551. [2018-12-02 06:23:15,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2551 states. [2018-12-02 06:23:15,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 2551 states and 3359 transitions. [2018-12-02 06:23:15,651 INFO L78 Accepts]: Start accepts. Automaton has 2551 states and 3359 transitions. Word has length 150 [2018-12-02 06:23:15,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 06:23:15,651 INFO L480 AbstractCegarLoop]: Abstraction has 2551 states and 3359 transitions. [2018-12-02 06:23:15,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 06:23:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 3359 transitions. [2018-12-02 06:23:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 06:23:15,655 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 06:23:15,655 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 06:23:15,655 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 06:23:15,656 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:23:15,656 INFO L82 PathProgramCache]: Analyzing trace with hash 298429420, now seen corresponding path program 1 times [2018-12-02 06:23:15,656 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:23:15,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:23:15,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:23:15,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:23:15,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:23:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:23:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:23:15,709 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 06:23:15,709 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 06:23:15,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:23:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:23:15,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:23:15,791 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:23:15,816 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 06:23:15,816 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-02 06:23:15,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 06:23:15,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 06:23:15,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 06:23:15,817 INFO L87 Difference]: Start difference. First operand 2551 states and 3359 transitions. Second operand 9 states. [2018-12-02 06:23:16,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 06:23:16,913 INFO L93 Difference]: Finished difference Result 7657 states and 11753 transitions. [2018-12-02 06:23:16,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-12-02 06:23:16,914 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 155 [2018-12-02 06:23:16,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 06:23:16,914 INFO L225 Difference]: With dead ends: 7657 [2018-12-02 06:23:16,914 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 06:23:16,925 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=222, Invalid=770, Unknown=0, NotChecked=0, Total=992 [2018-12-02 06:23:16,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 06:23:16,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 06:23:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 06:23:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 06:23:16,926 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-12-02 06:23:16,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 06:23:16,926 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 06:23:16,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 06:23:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 06:23:16,926 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 06:23:16,929 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 06:23:16,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:16,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 06:23:17,222 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 24 [2018-12-02 06:23:17,267 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 06:23:17,267 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (<= |old(~a28~0)| ~a28~0)) [2018-12-02 06:23:17,267 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 06:23:17,267 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,267 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,267 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-02 06:23:17,268 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-02 06:23:17,269 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,270 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 520) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-02 06:23:17,271 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-02 06:23:17,272 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-02 06:23:17,273 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-02 06:23:17,274 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-02 06:23:17,275 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-02 06:23:17,276 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-02 06:23:17,277 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse0 (and (<= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (<= |old(~a28~0)| ~a28~0)))) (and (or (not (= 1 |old(~a19~0)|)) .cse0) (or .cse0 (= 1 |old(~a25~0)|)) (or (= 8 |old(~a28~0)|) .cse0))) [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,278 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,279 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-02 06:23:17,280 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-02 06:23:17,281 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 06:23:17,282 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (not (= ~a28~0 8)) (= 1 ~a19~0) (<= ~a28~0 9)) [2018-12-02 06:23:17,283 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 06:23:17,283 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 06:23:17,283 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (< 9 |old(~a28~0)|) (and (<= ~a28~0 |old(~a28~0)|) (= ~a11~0 |old(~a11~0)|) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (<= |old(~a28~0)| ~a28~0)) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-12-02 06:23:17,283 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (or (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (= 1 ~a19~0) (not (= ~a28~0 8)) (= 1 |old(~a25~0)|) (not (= ~a25~0 1))) [2018-12-02 06:23:17,283 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-02 06:23:17,283 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-02 06:23:17,283 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (= 1 ~a19~0) (not (= ~a28~0 8)) (= 1 |old(~a25~0)|) (not (= ~a25~0 1))) [2018-12-02 06:23:17,283 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-02 06:23:17,283 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-02 06:23:17,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:23:17 BoogieIcfgContainer [2018-12-02 06:23:17,294 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 06:23:17,295 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 06:23:17,295 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 06:23:17,295 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 06:23:17,295 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:23:12" (3/4) ... [2018-12-02 06:23:17,298 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 06:23:17,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 06:23:17,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 06:23:17,304 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 06:23:17,310 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 06:23:17,311 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 06:23:17,328 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((9 < \old(a28) || !(1 == \old(a19))) || 8 == \old(a28)) || 1 == a19) || !(a28 == 8)) || 1 == \old(a25)) || !(a25 == 1) [2018-12-02 06:23:17,383 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_96ffa4d3-6a52-40ce-97e9-287b6b87e8de/bin-2019/uautomizer/witness.graphml [2018-12-02 06:23:17,383 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 06:23:17,384 INFO L168 Benchmark]: Toolchain (without parser) took 6244.70 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 330.3 MB). Free memory was 950.6 MB in the beginning and 887.9 MB in the end (delta: 62.7 MB). Peak memory consumption was 393.0 MB. Max. memory is 11.5 GB. [2018-12-02 06:23:17,384 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 06:23:17,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -185.0 MB). Peak memory consumption was 46.4 MB. Max. memory is 11.5 GB. [2018-12-02 06:23:17,385 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.61 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 06:23:17,385 INFO L168 Benchmark]: Boogie Preprocessor took 39.30 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 06:23:17,385 INFO L168 Benchmark]: RCFGBuilder took 596.33 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: 99.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 11.5 GB. [2018-12-02 06:23:17,385 INFO L168 Benchmark]: TraceAbstraction took 5105.83 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 186.6 MB). Free memory was 1.0 GB in the beginning and 907.1 MB in the end (delta: 118.6 MB). Peak memory consumption was 305.3 MB. Max. memory is 11.5 GB. [2018-12-02 06:23:17,385 INFO L168 Benchmark]: Witness Printer took 88.60 ms. Allocated memory is still 1.4 GB. Free memory was 907.1 MB in the beginning and 887.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-12-02 06:23:17,386 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 391.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -185.0 MB). Peak memory consumption was 46.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.61 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.30 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 596.33 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: 99.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5105.83 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 186.6 MB). Free memory was 1.0 GB in the beginning and 907.1 MB in the end (delta: 118.6 MB). Peak memory consumption was 305.3 MB. Max. memory is 11.5 GB. * Witness Printer took 88.60 ms. Allocated memory is still 1.4 GB. Free memory was 907.1 MB in the beginning and 887.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 520]: 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: 606]: Loop Invariant Derived loop invariant: (((((9 < \old(a28) || !(1 == \old(a19))) || 8 == \old(a28)) || 1 == a19) || !(a28 == 8)) || 1 == \old(a25)) || !(a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 5.0s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 3.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 308 SDtfs, 3768 SDslu, 603 SDs, 0 SdLazy, 5636 SolverSat, 1575 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 406 GetRequests, 335 SyntacticMatches, 3 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 480 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2551occurred 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, 335 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 117 PreInvPairs, 291 NumberOfFragments, 177 HoareAnnotationTreeSize, 117 FomulaSimplifications, 12688 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1388 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 874 NumberOfCodeBlocks, 874 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 868 ConstructedInterpolants, 0 QuantifiedInterpolants, 224072 SizeOfPredicates, 2 NumberOfNonLiveVariables, 803 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 139/147 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...