./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/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 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:33:39,306 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:33:39,307 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:33:39,316 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:33:39,316 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:33:39,317 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:33:39,318 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:33:39,319 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:33:39,320 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:33:39,320 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:33:39,321 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:33:39,321 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:33:39,322 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:33:39,323 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:33:39,323 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:33:39,324 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:33:39,325 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:33:39,326 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:33:39,327 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:33:39,328 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:33:39,329 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:33:39,330 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:33:39,331 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:33:39,331 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:33:39,332 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:33:39,332 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:33:39,333 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:33:39,333 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:33:39,334 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:33:39,335 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:33:39,335 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:33:39,335 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:33:39,336 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:33:39,336 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:33:39,336 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:33:39,337 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:33:39,337 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 10:33:39,348 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:33:39,348 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:33:39,348 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:33:39,349 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:33:39,349 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:33:39,349 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:33:39,349 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:33:39,350 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:33:39,350 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:33:39,350 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:33:39,350 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:33:39,350 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:33:39,350 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:33:39,350 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:33:39,351 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:33:39,351 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:33:39,351 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:33:39,351 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:33:39,351 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:33:39,351 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:33:39,352 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:33:39,352 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:33:39,352 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:33:39,352 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:33:39,352 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:33:39,352 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:33:39,352 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:33:39,353 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:33:39,353 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:33:39,353 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 10:33:39,353 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_f8ebe01c-d09c-400a-89a0-e05502db207c/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 -> 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 [2018-11-28 10:33:39,373 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:33:39,383 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:33:39,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:33:39,387 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:33:39,387 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:33:39,388 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-11-28 10:33:39,431 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/data/4b4a82595/f52dcf50125848488a1a64e5a681b183/FLAGdb5795c48 [2018-11-28 10:33:39,798 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:33:39,799 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-11-28 10:33:39,808 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/data/4b4a82595/f52dcf50125848488a1a64e5a681b183/FLAGdb5795c48 [2018-11-28 10:33:39,820 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/data/4b4a82595/f52dcf50125848488a1a64e5a681b183 [2018-11-28 10:33:39,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:33:39,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:33:39,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:39,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:33:39,827 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:33:39,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:39" (1/1) ... [2018-11-28 10:33:39,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e5d7c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:39, skipping insertion in model container [2018-11-28 10:33:39,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:33:39" (1/1) ... [2018-11-28 10:33:39,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:33:39,866 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:33:40,105 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:40,110 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:33:40,244 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:33:40,255 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:33:40,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40 WrapperNode [2018-11-28 10:33:40,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:33:40,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:40,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:33:40,256 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:33:40,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... [2018-11-28 10:33:40,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... [2018-11-28 10:33:40,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:33:40,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:33:40,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:33:40,281 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:33:40,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... [2018-11-28 10:33:40,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... [2018-11-28 10:33:40,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... [2018-11-28 10:33:40,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... [2018-11-28 10:33:40,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... [2018-11-28 10:33:40,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... [2018-11-28 10:33:40,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... [2018-11-28 10:33:40,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:33:40,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:33:40,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:33:40,332 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:33:40,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/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 [2018-11-28 10:33:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:33:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:33:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 10:33:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 10:33:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:33:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:33:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:33:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:33:41,151 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:33:41,151 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 10:33:41,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:41 BoogieIcfgContainer [2018-11-28 10:33:41,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:33:41,152 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:33:41,152 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:33:41,155 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:33:41,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:33:39" (1/3) ... [2018-11-28 10:33:41,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1335f5fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:41, skipping insertion in model container [2018-11-28 10:33:41,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:33:40" (2/3) ... [2018-11-28 10:33:41,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1335f5fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:33:41, skipping insertion in model container [2018-11-28 10:33:41,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:41" (3/3) ... [2018-11-28 10:33:41,158 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label29_true-unreach-call_false-termination.c [2018-11-28 10:33:41,164 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:33:41,169 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:33:41,179 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:33:41,204 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:33:41,205 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:33:41,205 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:33:41,205 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:33:41,205 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:33:41,205 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:33:41,205 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:33:41,206 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:33:41,206 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:33:41,222 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-28 10:33:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-28 10:33:41,229 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:41,230 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] [2018-11-28 10:33:41,232 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:41,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:41,236 INFO L82 PathProgramCache]: Analyzing trace with hash -1243928705, now seen corresponding path program 1 times [2018-11-28 10:33:41,237 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:41,237 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:41,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:41,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:41,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:41,522 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 10:33:41,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:41,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:41,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:41,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:41,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:41,537 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-28 10:33:42,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:42,131 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-28 10:33:42,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:42,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2018-11-28 10:33:42,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:42,143 INFO L225 Difference]: With dead ends: 547 [2018-11-28 10:33:42,143 INFO L226 Difference]: Without dead ends: 278 [2018-11-28 10:33:42,147 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:42,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-11-28 10:33:42,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2018-11-28 10:33:42,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-11-28 10:33:42,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 400 transitions. [2018-11-28 10:33:42,192 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 400 transitions. Word has length 107 [2018-11-28 10:33:42,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:42,193 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 400 transitions. [2018-11-28 10:33:42,193 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 400 transitions. [2018-11-28 10:33:42,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-28 10:33:42,196 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:42,197 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 10:33:42,197 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:42,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:42,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1742380424, now seen corresponding path program 1 times [2018-11-28 10:33:42,198 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:42,198 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:42,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:42,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:42,299 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:42,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:42,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:33:42,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:42,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:42,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:42,302 INFO L87 Difference]: Start difference. First operand 278 states and 400 transitions. Second operand 6 states. [2018-11-28 10:33:42,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:42,875 INFO L93 Difference]: Finished difference Result 703 states and 1026 transitions. [2018-11-28 10:33:42,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:33:42,876 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 117 [2018-11-28 10:33:42,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:42,880 INFO L225 Difference]: With dead ends: 703 [2018-11-28 10:33:42,880 INFO L226 Difference]: Without dead ends: 431 [2018-11-28 10:33:42,885 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:33:42,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2018-11-28 10:33:42,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 419. [2018-11-28 10:33:42,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2018-11-28 10:33:42,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 588 transitions. [2018-11-28 10:33:42,913 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 588 transitions. Word has length 117 [2018-11-28 10:33:42,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:42,914 INFO L480 AbstractCegarLoop]: Abstraction has 419 states and 588 transitions. [2018-11-28 10:33:42,914 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:42,914 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 588 transitions. [2018-11-28 10:33:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-28 10:33:42,917 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:42,917 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:33:42,917 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:42,917 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:42,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1357354234, now seen corresponding path program 1 times [2018-11-28 10:33:42,918 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:42,918 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:42,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:42,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:43,014 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:43,015 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:43,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 10:33:43,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 10:33:43,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 10:33:43,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 10:33:43,016 INFO L87 Difference]: Start difference. First operand 419 states and 588 transitions. Second operand 3 states. [2018-11-28 10:33:43,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:43,319 INFO L93 Difference]: Finished difference Result 1241 states and 1781 transitions. [2018-11-28 10:33:43,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 10:33:43,320 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2018-11-28 10:33:43,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:43,323 INFO L225 Difference]: With dead ends: 1241 [2018-11-28 10:33:43,323 INFO L226 Difference]: Without dead ends: 828 [2018-11-28 10:33:43,325 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 10:33:43,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2018-11-28 10:33:43,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 828. [2018-11-28 10:33:43,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 828 states. [2018-11-28 10:33:43,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 1140 transitions. [2018-11-28 10:33:43,348 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 1140 transitions. Word has length 118 [2018-11-28 10:33:43,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:43,349 INFO L480 AbstractCegarLoop]: Abstraction has 828 states and 1140 transitions. [2018-11-28 10:33:43,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 10:33:43,349 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1140 transitions. [2018-11-28 10:33:43,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-28 10:33:43,352 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:43,352 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:33:43,353 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:43,353 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:43,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1051124638, now seen corresponding path program 1 times [2018-11-28 10:33:43,353 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:43,353 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:43,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:43,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:43,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:43,453 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:43,453 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:33:43,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 10:33:43,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 10:33:43,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 10:33:43,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 10:33:43,455 INFO L87 Difference]: Start difference. First operand 828 states and 1140 transitions. Second operand 6 states. [2018-11-28 10:33:43,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:43,872 INFO L93 Difference]: Finished difference Result 2250 states and 3291 transitions. [2018-11-28 10:33:43,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 10:33:43,872 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 132 [2018-11-28 10:33:43,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:43,878 INFO L225 Difference]: With dead ends: 2250 [2018-11-28 10:33:43,879 INFO L226 Difference]: Without dead ends: 1428 [2018-11-28 10:33:43,880 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:33:43,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2018-11-28 10:33:43,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1400. [2018-11-28 10:33:43,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1400 states. [2018-11-28 10:33:43,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 1853 transitions. [2018-11-28 10:33:43,918 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 1853 transitions. Word has length 132 [2018-11-28 10:33:43,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:43,918 INFO L480 AbstractCegarLoop]: Abstraction has 1400 states and 1853 transitions. [2018-11-28 10:33:43,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 10:33:43,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1853 transitions. [2018-11-28 10:33:43,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-28 10:33:43,921 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:43,922 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:33:43,922 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:43,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:43,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1449351597, now seen corresponding path program 1 times [2018-11-28 10:33:43,922 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:43,922 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:43,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:43,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:43,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:44,033 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:44,033 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:44,033 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/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 [2018-11-28 10:33:44,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:44,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:44,157 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-28 10:33:44,172 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:33:44,172 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-28 10:33:44,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 10:33:44,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 10:33:44,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:33:44,173 INFO L87 Difference]: Start difference. First operand 1400 states and 1853 transitions. Second operand 8 states. [2018-11-28 10:33:45,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:45,078 INFO L93 Difference]: Finished difference Result 5700 states and 8232 transitions. [2018-11-28 10:33:45,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-28 10:33:45,079 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 141 [2018-11-28 10:33:45,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:45,092 INFO L225 Difference]: With dead ends: 5700 [2018-11-28 10:33:45,092 INFO L226 Difference]: Without dead ends: 4306 [2018-11-28 10:33:45,095 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2018-11-28 10:33:45,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4306 states. [2018-11-28 10:33:45,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4306 to 3392. [2018-11-28 10:33:45,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3392 states. [2018-11-28 10:33:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 3392 states and 4438 transitions. [2018-11-28 10:33:45,172 INFO L78 Accepts]: Start accepts. Automaton has 3392 states and 4438 transitions. Word has length 141 [2018-11-28 10:33:45,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:45,172 INFO L480 AbstractCegarLoop]: Abstraction has 3392 states and 4438 transitions. [2018-11-28 10:33:45,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 10:33:45,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 4438 transitions. [2018-11-28 10:33:45,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-28 10:33:45,178 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:45,178 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:33:45,178 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:45,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:45,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1860694341, now seen corresponding path program 1 times [2018-11-28 10:33:45,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:45,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:45,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:45,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:45,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:45,265 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:45,265 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:45,265 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/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 [2018-11-28 10:33:45,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:45,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:45,370 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-28 10:33:45,385 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 10:33:45,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-28 10:33:45,386 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 10:33:45,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 10:33:45,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 10:33:45,387 INFO L87 Difference]: Start difference. First operand 3392 states and 4438 transitions. Second operand 7 states. [2018-11-28 10:33:46,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:46,283 INFO L93 Difference]: Finished difference Result 7005 states and 9539 transitions. [2018-11-28 10:33:46,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 10:33:46,284 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 143 [2018-11-28 10:33:46,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:46,299 INFO L225 Difference]: With dead ends: 7005 [2018-11-28 10:33:46,299 INFO L226 Difference]: Without dead ends: 3619 [2018-11-28 10:33:46,306 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-28 10:33:46,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3619 states. [2018-11-28 10:33:46,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3619 to 3392. [2018-11-28 10:33:46,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3392 states. [2018-11-28 10:33:46,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 3392 states and 4156 transitions. [2018-11-28 10:33:46,402 INFO L78 Accepts]: Start accepts. Automaton has 3392 states and 4156 transitions. Word has length 143 [2018-11-28 10:33:46,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:46,402 INFO L480 AbstractCegarLoop]: Abstraction has 3392 states and 4156 transitions. [2018-11-28 10:33:46,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 10:33:46,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 4156 transitions. [2018-11-28 10:33:46,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-28 10:33:46,409 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:33:46,409 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:33:46,409 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:33:46,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:33:46,409 INFO L82 PathProgramCache]: Analyzing trace with hash -45346729, now seen corresponding path program 1 times [2018-11-28 10:33:46,410 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:33:46,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:33:46,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:46,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:46,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:33:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:46,502 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:46,502 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 10:33:46,502 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 10:33:46,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:33:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:33:46,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:33:46,615 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 53 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:33:46,641 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 10:33:46,641 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-28 10:33:46,642 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 10:33:46,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 10:33:46,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:33:46,642 INFO L87 Difference]: Start difference. First operand 3392 states and 4156 transitions. Second operand 9 states. [2018-11-28 10:33:48,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:33:48,328 INFO L93 Difference]: Finished difference Result 8994 states and 11243 transitions. [2018-11-28 10:33:48,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-28 10:33:48,329 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2018-11-28 10:33:48,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:33:48,330 INFO L225 Difference]: With dead ends: 8994 [2018-11-28 10:33:48,330 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 10:33:48,338 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=157, Invalid=545, Unknown=0, NotChecked=0, Total=702 [2018-11-28 10:33:48,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 10:33:48,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 10:33:48,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 10:33:48,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 10:33:48,339 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2018-11-28 10:33:48,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:33:48,340 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 10:33:48,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 10:33:48,340 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 10:33:48,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 10:33:48,343 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 10:33:48,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,544 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 148 [2018-11-28 10:33:48,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:48,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 10:33:49,355 WARN L180 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 66 [2018-11-28 10:33:49,691 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 48 [2018-11-28 10:33:49,921 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 48 [2018-11-28 10:33:49,922 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-28 10:33:49,923 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,924 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-28 10:33:49,925 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-28 10:33:49,926 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-28 10:33:49,927 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-28 10:33:49,928 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,929 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-28 10:33:49,930 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse7 (= ~a7~0 |old(~a7~0)|)) (.cse8 (= |old(~a8~0)| ~a8~0)) (.cse15 (= ~a17~0 |old(~a17~0)|)) (.cse9 (= |old(~a16~0)| ~a16~0)) (.cse10 (= ~a21~0 |old(~a21~0)|))) (let ((.cse3 (= 1 ~a20~0)) (.cse1 (not (= 1 |old(~a20~0)|))) (.cse12 (< 13 |old(~a8~0)|)) (.cse11 (= 1 ~a17~0)) (.cse6 (not (= 1 |old(~a17~0)|))) (.cse14 (= 1 ~a7~0)) (.cse13 (not (= 1 |old(~a7~0)|))) (.cse16 (= 6 |old(~a16~0)|)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse2 (= 13 |old(~a8~0)|)) (.cse4 (< 0 |old(~a7~0)|)) (.cse5 (< 0 |old(~a17~0)|)) (.cse17 (and .cse7 .cse8 .cse15 .cse9 .cse10))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse2 .cse4 .cse6 (and .cse7 .cse8 .cse9 .cse10 .cse11)) (or .cse12 .cse1 .cse13 .cse5 (and .cse14 .cse8 .cse3 .cse15 .cse9 .cse10)) (or .cse0 (or .cse16 .cse1 .cse4) .cse5 .cse3) (or .cse0 (and .cse7 .cse10 (and .cse8 .cse3 .cse9 .cse11)) (or .cse1 .cse4 .cse6)) (or (or .cse16 .cse1 .cse6) .cse12 .cse13 .cse3) (or .cse0 .cse5 .cse17 (or .cse16 .cse4)) (or .cse16 .cse0 .cse3 (= 4 |old(~a16~0)|) .cse1 .cse13 .cse5) (or .cse16 .cse12 (and .cse14 .cse8 .cse9 .cse10 .cse11) .cse13 .cse6) (or (and .cse14 .cse8 .cse15 .cse9 .cse10) .cse13 (or .cse16 .cse0 .cse5)) (or .cse0 .cse2 .cse4 .cse5 .cse17)))) [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-28 10:33:49,931 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-28 10:33:49,932 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 479) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-28 10:33:49,933 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-28 10:33:49,934 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-28 10:33:49,934 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-28 10:33:49,934 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-28 10:33:49,934 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-28 10:33:49,934 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-28 10:33:49,934 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:33:49,934 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (<= ~a7~0 0) (not (= ~a8~0 13)) (not (= ~a16~0 4)) (= 1 ~a17~0)) [2018-11-28 10:33:49,934 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 10:33:49,934 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:33:49,934 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 4 |old(~a16~0)|) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (< 0 |old(~a7~0)|) (and (= 1 ~a20~0) (= |old(~a16~0)| ~a16~0) (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0)) (not (= 1 |old(~a17~0)|))) [2018-11-28 10:33:49,934 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-28 10:33:49,934 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse1 (not (= ~a16~0 6))) (.cse6 (= 1 ~a17~0)) (.cse8 (<= ~a8~0 13)) (.cse0 (= 1 ~a7~0)) (.cse5 (= 1 ~a20~0)) (.cse2 (= 1 ~a21~0)) (.cse3 (<= ~a17~0 0)) (.cse7 (not (= ~a8~0 13))) (.cse4 (<= ~a7~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 .cse4) (not (= 1 |old(~a20~0)|)) (and .cse2 (and .cse5 .cse4 .cse6)) (and .cse2 .cse4 .cse7 .cse6) (and .cse8 .cse0 .cse1 .cse6) (and .cse8 .cse0 .cse5 .cse3) (< 0 |old(~a7~0)|) (and .cse2 .cse3 .cse7 .cse4) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|))) [2018-11-28 10:33:49,935 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-28 10:33:49,935 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-28 10:33:49,935 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse1 (not (= ~a16~0 6))) (.cse6 (= 1 ~a17~0)) (.cse8 (<= ~a8~0 13)) (.cse0 (= 1 ~a7~0)) (.cse5 (= 1 ~a20~0)) (.cse2 (= 1 ~a21~0)) (.cse3 (<= ~a17~0 0)) (.cse7 (not (= ~a8~0 13))) (.cse4 (<= ~a7~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse3 .cse4) (not (= 1 |old(~a20~0)|)) (and .cse2 (and .cse5 .cse4 .cse6)) (and .cse2 .cse4 .cse7 .cse6) (and .cse8 .cse0 .cse1 .cse6) (and .cse8 .cse0 .cse5 .cse3) (< 0 |old(~a7~0)|) (and .cse2 .cse3 .cse7 .cse4) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|))) [2018-11-28 10:33:49,935 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-28 10:33:49,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:33:49 BoogieIcfgContainer [2018-11-28 10:33:49,949 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:33:49,949 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:33:49,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:33:49,949 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:33:49,950 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:33:41" (3/4) ... [2018-11-28 10:33:49,953 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 10:33:49,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 10:33:49,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 10:33:49,960 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 10:33:49,968 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 10:33:49,969 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 10:33:49,995 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(1 == \old(a21)) || (((1 == a7 && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a7 <= 0)) || !(1 == \old(a20))) || (1 == a21 && (1 == a20 && a7 <= 0) && 1 == a17)) || (((1 == a21 && a7 <= 0) && !(a8 == 13)) && 1 == a17)) || (((a8 <= 13 && 1 == a7) && !(a16 == 6)) && 1 == a17)) || (((a8 <= 13 && 1 == a7) && 1 == a20) && a17 <= 0)) || 0 < \old(a7)) || (((1 == a21 && a17 <= 0) && !(a8 == 13)) && a7 <= 0)) || 6 == \old(a16)) || 13 == \old(a8)) || !(1 == \old(a17))) || 4 == \old(a16) [2018-11-28 10:33:50,074 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f8ebe01c-d09c-400a-89a0-e05502db207c/bin-2019/uautomizer/witness.graphml [2018-11-28 10:33:50,074 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:33:50,075 INFO L168 Benchmark]: Toolchain (without parser) took 10252.66 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 377.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -124.2 MB). Peak memory consumption was 253.3 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:50,076 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:33:50,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 40.9 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:50,076 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.34 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. [2018-11-28 10:33:50,076 INFO L168 Benchmark]: Boogie Preprocessor took 51.01 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. [2018-11-28 10:33:50,077 INFO L168 Benchmark]: RCFGBuilder took 819.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.0 MB in the end (delta: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:50,077 INFO L168 Benchmark]: TraceAbstraction took 8796.57 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 254.8 MB). Free memory was 992.0 MB in the beginning and 1.1 GB in the end (delta: -104.4 MB). Peak memory consumption was 470.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:50,077 INFO L168 Benchmark]: Witness Printer took 125.15 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:33:50,079 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 40.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.34 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 51.01 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. * RCFGBuilder took 819.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.0 MB in the end (delta: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8796.57 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 254.8 MB). Free memory was 992.0 MB in the beginning and 1.1 GB in the end (delta: -104.4 MB). Peak memory consumption was 470.4 MB. Max. memory is 11.5 GB. * Witness Printer took 125.15 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 479]: 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 == a7 && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a7 <= 0)) || !(1 == \old(a20))) || (1 == a21 && (1 == a20 && a7 <= 0) && 1 == a17)) || (((1 == a21 && a7 <= 0) && !(a8 == 13)) && 1 == a17)) || (((a8 <= 13 && 1 == a7) && !(a16 == 6)) && 1 == a17)) || (((a8 <= 13 && 1 == a7) && 1 == a20) && a17 <= 0)) || 0 < \old(a7)) || (((1 == a21 && a17 <= 0) && !(a8 == 13)) && a7 <= 0)) || 6 == \old(a16)) || 13 == \old(a8)) || !(1 == \old(a17))) || 4 == \old(a16) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 8.7s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 5.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 241 SDtfs, 4445 SDslu, 431 SDs, 0 SdLazy, 6743 SolverSat, 1418 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 560 GetRequests, 479 SyntacticMatches, 4 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3392occurred in iteration=5, 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, 7 MinimizatonAttempts, 1181 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 128 PreInvPairs, 232 NumberOfFragments, 667 HoareAnnotationTreeSize, 128 FomulaSimplifications, 19211 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 10632 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1356 NumberOfCodeBlocks, 1356 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1346 ConstructedInterpolants, 0 QuantifiedInterpolants, 414825 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1301 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 271/301 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...