./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 aac67f6dc6529e5dab098a5e1960c3e19b78df96 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 16:41:08,194 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 16:41:08,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 16:41:08,211 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 16:41:08,212 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 16:41:08,213 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 16:41:08,214 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 16:41:08,216 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 16:41:08,218 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 16:41:08,219 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 16:41:08,221 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 16:41:08,221 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 16:41:08,222 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 16:41:08,223 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 16:41:08,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 16:41:08,225 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 16:41:08,227 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 16:41:08,228 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 16:41:08,231 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 16:41:08,233 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 16:41:08,234 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 16:41:08,236 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 16:41:08,239 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 16:41:08,239 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 16:41:08,239 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 16:41:08,241 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 16:41:08,242 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 16:41:08,242 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 16:41:08,244 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 16:41:08,245 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 16:41:08,246 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 16:41:08,246 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 16:41:08,246 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 16:41:08,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 16:41:08,248 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 16:41:08,249 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 16:41:08,249 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 16:41:08,272 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 16:41:08,272 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 16:41:08,273 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 16:41:08,274 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 16:41:08,274 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 16:41:08,274 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 16:41:08,275 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 16:41:08,276 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 16:41:08,276 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 16:41:08,276 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 16:41:08,276 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 16:41:08,276 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 16:41:08,277 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 16:41:08,277 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 16:41:08,278 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 16:41:08,278 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 16:41:08,278 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 16:41:08,278 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 16:41:08,278 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 16:41:08,278 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 16:41:08,279 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 16:41:08,280 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 16:41:08,280 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 16:41:08,280 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 16:41:08,280 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 16:41:08,280 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 16:41:08,281 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 16:41:08,281 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 16:41:08,282 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 16:41:08,282 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 16:41:08,282 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> aac67f6dc6529e5dab098a5e1960c3e19b78df96 [2018-11-28 16:41:08,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 16:41:08,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 16:41:08,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 16:41:08,351 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 16:41:08,351 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 16:41:08,352 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c [2018-11-28 16:41:08,417 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8d735645/bba40ca0a50547ff927694d1d9e310bb/FLAG20d4c7dec [2018-11-28 16:41:09,022 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 16:41:09,023 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem01_label17_true-unreach-call_false-termination.c [2018-11-28 16:41:09,036 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8d735645/bba40ca0a50547ff927694d1d9e310bb/FLAG20d4c7dec [2018-11-28 16:41:09,301 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8d735645/bba40ca0a50547ff927694d1d9e310bb [2018-11-28 16:41:09,305 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 16:41:09,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 16:41:09,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 16:41:09,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 16:41:09,312 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 16:41:09,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:09" (1/1) ... [2018-11-28 16:41:09,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75f345ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:09, skipping insertion in model container [2018-11-28 16:41:09,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:09" (1/1) ... [2018-11-28 16:41:09,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 16:41:09,392 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 16:41:09,890 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:41:09,897 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 16:41:10,043 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:41:10,068 INFO L195 MainTranslator]: Completed translation [2018-11-28 16:41:10,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10 WrapperNode [2018-11-28 16:41:10,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 16:41:10,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 16:41:10,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 16:41:10,071 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 16:41:10,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... [2018-11-28 16:41:10,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... [2018-11-28 16:41:10,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 16:41:10,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 16:41:10,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 16:41:10,117 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 16:41:10,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... [2018-11-28 16:41:10,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... [2018-11-28 16:41:10,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... [2018-11-28 16:41:10,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... [2018-11-28 16:41:10,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... [2018-11-28 16:41:10,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... [2018-11-28 16:41:10,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... [2018-11-28 16:41:10,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 16:41:10,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 16:41:10,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 16:41:10,333 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 16:41:10,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 16:41:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 16:41:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 16:41:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 16:41:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 16:41:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 16:41:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 16:41:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 16:41:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 16:41:13,426 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 16:41:13,427 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 16:41:13,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:13 BoogieIcfgContainer [2018-11-28 16:41:13,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 16:41:13,431 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 16:41:13,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 16:41:13,434 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 16:41:13,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:41:09" (1/3) ... [2018-11-28 16:41:13,435 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d55ec0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:41:13, skipping insertion in model container [2018-11-28 16:41:13,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:10" (2/3) ... [2018-11-28 16:41:13,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d55ec0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:41:13, skipping insertion in model container [2018-11-28 16:41:13,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:13" (3/3) ... [2018-11-28 16:41:13,438 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label17_true-unreach-call_false-termination.c [2018-11-28 16:41:13,448 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 16:41:13,456 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 16:41:13,470 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 16:41:13,506 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 16:41:13,507 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 16:41:13,507 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 16:41:13,508 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 16:41:13,508 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 16:41:13,508 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 16:41:13,508 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 16:41:13,509 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 16:41:13,509 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 16:41:13,542 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-28 16:41:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-28 16:41:13,557 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:13,559 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] [2018-11-28 16:41:13,562 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:13,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:13,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1778503114, now seen corresponding path program 1 times [2018-11-28 16:41:13,569 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:13,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:13,619 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:13,619 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:13,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:14,229 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 16:41:14,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:14,382 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:14,382 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 16:41:14,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 16:41:14,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 16:41:14,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:41:14,411 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-28 16:41:16,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:16,046 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-28 16:41:16,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 16:41:16,051 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2018-11-28 16:41:16,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:16,069 INFO L225 Difference]: With dead ends: 547 [2018-11-28 16:41:16,070 INFO L226 Difference]: Without dead ends: 278 [2018-11-28 16:41:16,077 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:41:16,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-11-28 16:41:16,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2018-11-28 16:41:16,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-11-28 16:41:16,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 412 transitions. [2018-11-28 16:41:16,161 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 412 transitions. Word has length 122 [2018-11-28 16:41:16,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:16,163 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 412 transitions. [2018-11-28 16:41:16,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 16:41:16,164 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 412 transitions. [2018-11-28 16:41:16,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-28 16:41:16,170 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:16,170 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 16:41:16,171 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:16,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:16,171 INFO L82 PathProgramCache]: Analyzing trace with hash -850587645, now seen corresponding path program 1 times [2018-11-28 16:41:16,171 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:16,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:16,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:16,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:16,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:16,494 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:16,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:16,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 16:41:16,497 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 16:41:16,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 16:41:16,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:41:16,498 INFO L87 Difference]: Start difference. First operand 278 states and 412 transitions. Second operand 3 states. [2018-11-28 16:41:17,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:17,456 INFO L93 Difference]: Finished difference Result 820 states and 1233 transitions. [2018-11-28 16:41:17,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 16:41:17,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2018-11-28 16:41:17,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:17,467 INFO L225 Difference]: With dead ends: 820 [2018-11-28 16:41:17,467 INFO L226 Difference]: Without dead ends: 548 [2018-11-28 16:41:17,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:41:17,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2018-11-28 16:41:17,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 413. [2018-11-28 16:41:17,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2018-11-28 16:41:17,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 593 transitions. [2018-11-28 16:41:17,506 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 593 transitions. Word has length 139 [2018-11-28 16:41:17,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:17,507 INFO L480 AbstractCegarLoop]: Abstraction has 413 states and 593 transitions. [2018-11-28 16:41:17,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 16:41:17,507 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 593 transitions. [2018-11-28 16:41:17,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-28 16:41:17,513 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:17,513 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:41:17,513 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:17,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:17,514 INFO L82 PathProgramCache]: Analyzing trace with hash 252066703, now seen corresponding path program 1 times [2018-11-28 16:41:17,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:17,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:17,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:17,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:17,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:17,793 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 16:41:17,949 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:17,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:17,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 16:41:17,951 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 16:41:17,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 16:41:17,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:41:17,952 INFO L87 Difference]: Start difference. First operand 413 states and 593 transitions. Second operand 6 states. [2018-11-28 16:41:19,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:19,338 INFO L93 Difference]: Finished difference Result 1116 states and 1631 transitions. [2018-11-28 16:41:19,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 16:41:19,342 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 165 [2018-11-28 16:41:19,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:19,348 INFO L225 Difference]: With dead ends: 1116 [2018-11-28 16:41:19,348 INFO L226 Difference]: Without dead ends: 709 [2018-11-28 16:41:19,350 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 16:41:19,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2018-11-28 16:41:19,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 699. [2018-11-28 16:41:19,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2018-11-28 16:41:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 950 transitions. [2018-11-28 16:41:19,405 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 950 transitions. Word has length 165 [2018-11-28 16:41:19,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:19,405 INFO L480 AbstractCegarLoop]: Abstraction has 699 states and 950 transitions. [2018-11-28 16:41:19,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 16:41:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 950 transitions. [2018-11-28 16:41:19,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-28 16:41:19,413 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:19,413 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:41:19,414 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:19,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:19,414 INFO L82 PathProgramCache]: Analyzing trace with hash -159860650, now seen corresponding path program 1 times [2018-11-28 16:41:19,414 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:19,414 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:19,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:19,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:19,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 57 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:19,703 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:41:19,703 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 16:41:19,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:19,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:41:20,319 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 57 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:20,348 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 16:41:20,348 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-28 16:41:20,349 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 16:41:20,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 16:41:20,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 16:41:20,350 INFO L87 Difference]: Start difference. First operand 699 states and 950 transitions. Second operand 9 states. [2018-11-28 16:41:22,798 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2018-11-28 16:41:25,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:25,520 INFO L93 Difference]: Finished difference Result 2535 states and 3976 transitions. [2018-11-28 16:41:25,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-28 16:41:25,524 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 176 [2018-11-28 16:41:25,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:25,551 INFO L225 Difference]: With dead ends: 2535 [2018-11-28 16:41:25,551 INFO L226 Difference]: Without dead ends: 1842 [2018-11-28 16:41:25,557 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=240, Invalid=816, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 16:41:25,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2018-11-28 16:41:25,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1416. [2018-11-28 16:41:25,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1416 states. [2018-11-28 16:41:25,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1416 states and 1782 transitions. [2018-11-28 16:41:25,691 INFO L78 Accepts]: Start accepts. Automaton has 1416 states and 1782 transitions. Word has length 176 [2018-11-28 16:41:25,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:25,691 INFO L480 AbstractCegarLoop]: Abstraction has 1416 states and 1782 transitions. [2018-11-28 16:41:25,691 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 16:41:25,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1782 transitions. [2018-11-28 16:41:25,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-28 16:41:25,699 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:25,699 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:41:25,699 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:25,699 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:25,701 INFO L82 PathProgramCache]: Analyzing trace with hash -1189492770, now seen corresponding path program 1 times [2018-11-28 16:41:25,701 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:25,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:25,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:25,702 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:25,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:26,045 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-28 16:41:26,046 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:26,046 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 16:41:26,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 16:41:26,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 16:41:26,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:41:26,048 INFO L87 Difference]: Start difference. First operand 1416 states and 1782 transitions. Second operand 3 states. [2018-11-28 16:41:26,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:26,994 INFO L93 Difference]: Finished difference Result 3646 states and 4656 transitions. [2018-11-28 16:41:26,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 16:41:26,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2018-11-28 16:41:26,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:26,999 INFO L225 Difference]: With dead ends: 3646 [2018-11-28 16:41:26,999 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 16:41:27,006 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:41:27,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 16:41:27,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 16:41:27,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 16:41:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 16:41:27,007 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 180 [2018-11-28 16:41:27,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:27,008 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 16:41:27,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 16:41:27,008 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 16:41:27,008 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 16:41:27,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 16:41:27,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:27,287 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-28 16:41:27,850 WARN L180 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 23 [2018-11-28 16:41:28,458 WARN L180 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 39 [2018-11-28 16:41:28,586 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 16:41:28,586 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a16~0 |old(~a16~0)|) (= |old(~a8~0)| ~a8~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-28 16:41:28,587 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 16:41:28,587 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-28 16:41:28,587 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-28 16:41:28,587 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,587 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,587 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,587 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,587 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,587 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,588 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-28 16:41:28,588 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-28 16:41:28,588 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-28 16:41:28,588 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-28 16:41:28,588 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-28 16:41:28,588 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-28 16:41:28,588 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-28 16:41:28,588 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-28 16:41:28,588 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-28 16:41:28,589 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-28 16:41:28,591 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,591 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,592 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,592 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,592 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,592 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,592 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-28 16:41:28,592 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-28 16:41:28,592 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-28 16:41:28,592 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-28 16:41:28,592 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-28 16:41:28,593 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-28 16:41:28,593 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-28 16:41:28,593 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-28 16:41:28,593 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-28 16:41:28,593 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-28 16:41:28,593 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-28 16:41:28,593 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-28 16:41:28,596 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 524) no Hoare annotation was computed. [2018-11-28 16:41:28,596 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-28 16:41:28,596 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-28 16:41:28,596 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-28 16:41:28,596 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,597 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-28 16:41:28,598 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-28 16:41:28,599 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-28 16:41:28,600 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-28 16:41:28,601 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-28 16:41:28,602 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-28 16:41:28,602 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-28 16:41:28,602 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-28 16:41:28,602 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-28 16:41:28,602 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-28 16:41:28,602 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-28 16:41:28,603 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-28 16:41:28,604 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-28 16:41:28,605 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-28 16:41:28,608 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-28 16:41:28,609 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-28 16:41:28,609 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-28 16:41:28,609 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-28 16:41:28,609 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,609 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,609 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,609 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,609 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,609 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-28 16:41:28,610 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-28 16:41:28,610 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-28 16:41:28,610 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-28 16:41:28,610 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-28 16:41:28,610 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-28 16:41:28,610 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-28 16:41:28,610 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-28 16:41:28,610 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-28 16:41:28,610 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-28 16:41:28,611 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse3 (<= ~a16~0 |old(~a16~0)|)) (.cse4 (= |old(~a8~0)| ~a8~0)) (.cse5 (= ~a21~0 |old(~a21~0)|))) (let ((.cse0 (not (= 1 |old(~a20~0)|))) (.cse8 (and .cse3 .cse4 .cse5)) (.cse10 (= 14 |old(~a8~0)|)) (.cse7 (= 13 |old(~a8~0)|)) (.cse2 (not (= ~a17~0 1))) (.cse6 (not (= 1 |old(~a21~0)|))) (.cse9 (< 4 |old(~a16~0)|)) (.cse1 (= 1 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 (and .cse3 .cse4 (= 1 ~a20~0) .cse5)) (or .cse6 .cse7 (and .cse3 .cse4 .cse2 .cse5) .cse1) (or .cse8 .cse9 .cse10) (or .cse6 .cse8 .cse10 .cse7) (or .cse2 .cse6 .cse9 .cse1)))) [2018-11-28 16:41:28,611 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-28 16:41:28,611 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,611 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,611 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,611 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,611 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-28 16:41:28,611 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,612 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,612 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-28 16:41:28,612 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-28 16:41:28,612 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-28 16:41:28,612 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-28 16:41:28,612 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-28 16:41:28,612 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-28 16:41:28,612 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-28 16:41:28,612 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-28 16:41:28,613 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-28 16:41:28,621 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-28 16:41:28,621 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-28 16:41:28,621 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-28 16:41:28,621 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,621 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,621 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,621 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-28 16:41:28,622 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-28 16:41:28,623 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-28 16:41:28,625 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-28 16:41:28,625 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-28 16:41:28,625 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-28 16:41:28,625 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-28 16:41:28,625 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-28 16:41:28,625 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-28 16:41:28,625 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-28 16:41:28,626 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-28 16:41:28,627 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-28 16:41:28,627 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-28 16:41:28,627 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-28 16:41:28,627 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-28 16:41:28,627 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 16:41:28,627 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a20~0) (= 1 ~a21~0) (not (= ~a8~0 14)) (not (= ~a8~0 13))) [2018-11-28 16:41:28,627 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 16:41:28,627 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 16:41:28,627 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (= 14 |old(~a8~0)|) (= 13 |old(~a8~0)|) (and (<= ~a16~0 |old(~a16~0)|) (= |old(~a8~0)| ~a8~0) (= 1 ~a20~0) (= ~a21~0 |old(~a21~0)|))) [2018-11-28 16:41:28,628 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-28 16:41:28,628 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0)) (.cse2 (not (= ~a8~0 13))) (.cse1 (not (= ~a8~0 14)))) (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (= 1 ~a20~0) (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~a17~0 1)) .cse2) (= 14 |old(~a8~0)|) (= 13 |old(~a8~0)|) (and .cse1 (<= ~a16~0 4)))) [2018-11-28 16:41:28,628 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-28 16:41:28,628 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-28 16:41:28,628 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0)) (.cse2 (not (= ~a8~0 13))) (.cse1 (not (= ~a8~0 14)))) (or (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (= 1 ~a20~0) (and .cse0 .cse1 .cse2) (and .cse0 (not (= ~a17~0 1)) .cse2) (= 14 |old(~a8~0)|) (= 13 |old(~a8~0)|) (and .cse1 (<= ~a16~0 4)))) [2018-11-28 16:41:28,628 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-28 16:41:28,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:41:28 BoogieIcfgContainer [2018-11-28 16:41:28,649 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 16:41:28,649 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 16:41:28,649 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 16:41:28,649 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 16:41:28,650 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:13" (3/4) ... [2018-11-28 16:41:28,654 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 16:41:28,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 16:41:28,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 16:41:28,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 16:41:28,678 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 16:41:28,679 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 16:41:28,714 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(1 == \old(a21)) || !(1 == \old(a20))) || 1 == a20) || ((1 == a21 && !(a8 == 14)) && !(a8 == 13))) || ((1 == a21 && !(a17 == 1)) && !(a8 == 13))) || 14 == \old(a8)) || 13 == \old(a8)) || (!(a8 == 14) && a16 <= 4) [2018-11-28 16:41:28,858 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 16:41:28,858 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 16:41:28,859 INFO L168 Benchmark]: Toolchain (without parser) took 19553.79 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 328.2 MB). Free memory was 946.0 MB in the beginning and 1.2 GB in the end (delta: -215.4 MB). Peak memory consumption was 112.8 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:28,860 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:41:28,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 762.68 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 913.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:28,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.73 ms. Allocated memory is still 1.0 GB. Free memory is still 913.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:41:28,861 INFO L168 Benchmark]: Boogie Preprocessor took 215.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 913.8 MB in the beginning and 1.1 GB in the end (delta: -215.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:28,861 INFO L168 Benchmark]: RCFGBuilder took 3097.34 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: 104.7 MB). Peak memory consumption was 104.7 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:28,862 INFO L168 Benchmark]: TraceAbstraction took 15218.15 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 185.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -155.6 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:28,862 INFO L168 Benchmark]: Witness Printer took 208.93 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:28,865 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 762.68 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 913.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.73 ms. Allocated memory is still 1.0 GB. Free memory is still 913.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 215.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 913.8 MB in the beginning and 1.1 GB in the end (delta: -215.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3097.34 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: 104.7 MB). Peak memory consumption was 104.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15218.15 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 185.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -155.6 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. * Witness Printer took 208.93 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 524]: 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: 583]: Loop Invariant Derived loop invariant: ((((((!(1 == \old(a21)) || !(1 == \old(a20))) || 1 == a20) || ((1 == a21 && !(a8 == 14)) && !(a8 == 13))) || ((1 == a21 && !(a17 == 1)) && !(a8 == 13))) || 14 == \old(a8)) || 13 == \old(a8)) || (!(a8 == 14) && a16 <= 4) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 15.1s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 10.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 374 SDtfs, 1829 SDslu, 242 SDs, 0 SdLazy, 3369 SolverSat, 879 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 244 GetRequests, 199 SyntacticMatches, 4 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1416occurred in iteration=4, 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 571 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 43 PreInvPairs, 75 NumberOfFragments, 265 HoareAnnotationTreeSize, 43 FomulaSimplifications, 4926 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 622 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 958 NumberOfCodeBlocks, 958 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 952 ConstructedInterpolants, 0 QuantifiedInterpolants, 393469 SizeOfPredicates, 0 NumberOfNonLiveVariables, 472 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 235/239 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...