./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/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 a07d46acee19a1bf676413a71857b7cd94a5f704 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:15:48,210 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:15:48,212 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:15:48,220 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:15:48,220 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:15:48,220 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:15:48,221 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:15:48,222 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:15:48,223 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:15:48,224 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:15:48,224 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:15:48,225 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:15:48,225 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:15:48,226 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:15:48,227 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:15:48,227 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:15:48,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:15:48,229 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:15:48,230 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:15:48,231 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:15:48,232 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:15:48,232 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:15:48,234 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:15:48,234 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:15:48,234 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:15:48,235 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:15:48,235 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:15:48,235 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:15:48,236 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:15:48,236 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:15:48,236 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:15:48,237 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:15:48,237 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:15:48,237 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:15:48,237 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:15:48,238 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:15:48,238 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 13:15:48,247 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:15:48,247 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:15:48,248 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:15:48,248 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 13:15:48,248 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:15:48,248 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:15:48,248 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 13:15:48,248 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:15:48,248 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:15:48,248 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:15:48,248 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:15:48,249 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:15:48,249 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 13:15:48,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 13:15:48,250 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:15:48,250 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:15:48,250 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:15:48,250 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 13:15:48,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:15:48,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:15:48,250 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_3c842e9f-b970-4939-9f6c-a68debe8a272/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 -> a07d46acee19a1bf676413a71857b7cd94a5f704 [2018-12-08 13:15:48,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:15:48,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:15:48,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:15:48,286 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:15:48,286 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:15:48,286 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c [2018-12-08 13:15:48,326 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/data/b2593fabc/e6d3340060c54638a038a305254908df/FLAG8f80ded18 [2018-12-08 13:15:48,836 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:15:48,836 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/sv-benchmarks/c/eca-rers2012/Problem02_label23_true-unreach-call_false-termination.c [2018-12-08 13:15:48,845 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/data/b2593fabc/e6d3340060c54638a038a305254908df/FLAG8f80ded18 [2018-12-08 13:15:49,358 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/data/b2593fabc/e6d3340060c54638a038a305254908df [2018-12-08 13:15:49,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:15:49,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:15:49,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:15:49,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:15:49,364 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:15:49,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e0d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49, skipping insertion in model container [2018-12-08 13:15:49,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:15:49,401 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:15:49,603 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:15:49,606 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:15:49,706 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:15:49,717 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:15:49,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49 WrapperNode [2018-12-08 13:15:49,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:15:49,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:15:49,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:15:49,718 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:15:49,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:15:49,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:15:49,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:15:49,741 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:15:49,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... [2018-12-08 13:15:49,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:15:49,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:15:49,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:15:49,785 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:15:49,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 13:15:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 13:15:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 13:15:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 13:15:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 13:15:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:15:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:15:49,818 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 13:15:49,818 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 13:15:50,355 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:15:50,355 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 13:15:50,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:15:50 BoogieIcfgContainer [2018-12-08 13:15:50,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:15:50,356 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 13:15:50,356 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 13:15:50,358 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 13:15:50,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 01:15:49" (1/3) ... [2018-12-08 13:15:50,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a7e27f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 01:15:50, skipping insertion in model container [2018-12-08 13:15:50,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:15:49" (2/3) ... [2018-12-08 13:15:50,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a7e27f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 01:15:50, skipping insertion in model container [2018-12-08 13:15:50,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:15:50" (3/3) ... [2018-12-08 13:15:50,360 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label23_true-unreach-call_false-termination.c [2018-12-08 13:15:50,366 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 13:15:50,371 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 13:15:50,381 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 13:15:50,400 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 13:15:50,400 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 13:15:50,401 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 13:15:50,401 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 13:15:50,401 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 13:15:50,401 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 13:15:50,401 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 13:15:50,401 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 13:15:50,401 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 13:15:50,416 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-08 13:15:50,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 13:15:50,423 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 13:15:50,424 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 13:15:50,426 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 13:15:50,429 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:15:50,429 INFO L82 PathProgramCache]: Analyzing trace with hash -548785191, now seen corresponding path program 1 times [2018-12-08 13:15:50,430 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 13:15:50,431 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 13:15:50,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:50,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 13:15:50,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:15:50,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:15:50,711 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 13:15:50,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 13:15:50,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 13:15:50,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 13:15:50,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 13:15:50,725 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-08 13:15:51,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 13:15:51,152 INFO L93 Difference]: Finished difference Result 618 states and 1057 transitions. [2018-12-08 13:15:51,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 13:15:51,153 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2018-12-08 13:15:51,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 13:15:51,161 INFO L225 Difference]: With dead ends: 618 [2018-12-08 13:15:51,161 INFO L226 Difference]: Without dead ends: 320 [2018-12-08 13:15:51,164 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 13:15:51,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-08 13:15:51,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 319. [2018-12-08 13:15:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2018-12-08 13:15:51,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 466 transitions. [2018-12-08 13:15:51,200 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 466 transitions. Word has length 139 [2018-12-08 13:15:51,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 13:15:51,200 INFO L480 AbstractCegarLoop]: Abstraction has 319 states and 466 transitions. [2018-12-08 13:15:51,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 13:15:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 466 transitions. [2018-12-08 13:15:51,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 13:15:51,203 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 13:15:51,203 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 13:15:51,203 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 13:15:51,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:15:51,204 INFO L82 PathProgramCache]: Analyzing trace with hash 1297037278, now seen corresponding path program 1 times [2018-12-08 13:15:51,204 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 13:15:51,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 13:15:51,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:51,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 13:15:51,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:15:51,340 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:15:51,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 13:15:51,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 13:15:51,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 13:15:51,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 13:15:51,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 13:15:51,342 INFO L87 Difference]: Start difference. First operand 319 states and 466 transitions. Second operand 5 states. [2018-12-08 13:15:51,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 13:15:51,704 INFO L93 Difference]: Finished difference Result 719 states and 1091 transitions. [2018-12-08 13:15:51,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 13:15:51,704 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-12-08 13:15:51,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 13:15:51,706 INFO L225 Difference]: With dead ends: 719 [2018-12-08 13:15:51,706 INFO L226 Difference]: Without dead ends: 319 [2018-12-08 13:15:51,707 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 13:15:51,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2018-12-08 13:15:51,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 319. [2018-12-08 13:15:51,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2018-12-08 13:15:51,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 463 transitions. [2018-12-08 13:15:51,720 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 463 transitions. Word has length 147 [2018-12-08 13:15:51,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 13:15:51,721 INFO L480 AbstractCegarLoop]: Abstraction has 319 states and 463 transitions. [2018-12-08 13:15:51,721 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 13:15:51,721 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 463 transitions. [2018-12-08 13:15:51,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-08 13:15:51,722 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 13:15:51,722 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 13:15:51,723 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 13:15:51,723 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:15:51,723 INFO L82 PathProgramCache]: Analyzing trace with hash -2104183969, now seen corresponding path program 1 times [2018-12-08 13:15:51,723 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 13:15:51,723 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 13:15:51,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:51,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 13:15:51,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:15:51,830 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:15:51,831 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 13:15:51,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 13:15:51,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 13:15:51,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 13:15:51,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 13:15:51,832 INFO L87 Difference]: Start difference. First operand 319 states and 463 transitions. Second operand 6 states. [2018-12-08 13:15:52,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 13:15:52,187 INFO L93 Difference]: Finished difference Result 941 states and 1396 transitions. [2018-12-08 13:15:52,188 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 13:15:52,188 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 172 [2018-12-08 13:15:52,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 13:15:52,190 INFO L225 Difference]: With dead ends: 941 [2018-12-08 13:15:52,190 INFO L226 Difference]: Without dead ends: 628 [2018-12-08 13:15:52,191 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-08 13:15:52,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2018-12-08 13:15:52,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 620. [2018-12-08 13:15:52,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2018-12-08 13:15:52,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 883 transitions. [2018-12-08 13:15:52,210 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 883 transitions. Word has length 172 [2018-12-08 13:15:52,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 13:15:52,211 INFO L480 AbstractCegarLoop]: Abstraction has 620 states and 883 transitions. [2018-12-08 13:15:52,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 13:15:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 883 transitions. [2018-12-08 13:15:52,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-08 13:15:52,213 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 13:15:52,214 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 13:15:52,214 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 13:15:52,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:15:52,214 INFO L82 PathProgramCache]: Analyzing trace with hash -1505826471, now seen corresponding path program 1 times [2018-12-08 13:15:52,214 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 13:15:52,214 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 13:15:52,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:52,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 13:15:52,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:15:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:15:52,344 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 13:15:52,344 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 13:15:52,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 13:15:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:15:52,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:15:52,454 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:15:52,474 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 13:15:52,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-12-08 13:15:52,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 13:15:52,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 13:15:52,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-08 13:15:52,475 INFO L87 Difference]: Start difference. First operand 620 states and 883 transitions. Second operand 8 states. [2018-12-08 13:15:53,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 13:15:53,572 INFO L93 Difference]: Finished difference Result 2631 states and 4274 transitions. [2018-12-08 13:15:53,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-08 13:15:53,572 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 173 [2018-12-08 13:15:53,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 13:15:53,585 INFO L225 Difference]: With dead ends: 2631 [2018-12-08 13:15:53,585 INFO L226 Difference]: Without dead ends: 2017 [2018-12-08 13:15:53,588 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2018-12-08 13:15:53,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2017 states. [2018-12-08 13:15:53,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2017 to 1842. [2018-12-08 13:15:53,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1842 states. [2018-12-08 13:15:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2772 transitions. [2018-12-08 13:15:53,641 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2772 transitions. Word has length 173 [2018-12-08 13:15:53,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 13:15:53,642 INFO L480 AbstractCegarLoop]: Abstraction has 1842 states and 2772 transitions. [2018-12-08 13:15:53,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 13:15:53,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2772 transitions. [2018-12-08 13:15:53,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 13:15:53,647 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 13:15:53,647 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 13:15:53,647 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 13:15:53,647 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:15:53,647 INFO L82 PathProgramCache]: Analyzing trace with hash -1659833263, now seen corresponding path program 1 times [2018-12-08 13:15:53,648 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 13:15:53,648 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 13:15:53,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:53,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 13:15:53,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:15:53,718 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:15:53,718 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 13:15:53,718 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 13:15:53,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 13:15:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:15:53,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:15:53,816 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:15:53,832 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 13:15:53,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-08 13:15:53,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 13:15:53,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 13:15:53,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-08 13:15:53,833 INFO L87 Difference]: Start difference. First operand 1842 states and 2772 transitions. Second operand 9 states. [2018-12-08 13:15:55,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 13:15:55,538 INFO L93 Difference]: Finished difference Result 6582 states and 13463 transitions. [2018-12-08 13:15:55,539 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-12-08 13:15:55,539 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 203 [2018-12-08 13:15:55,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 13:15:55,565 INFO L225 Difference]: With dead ends: 6582 [2018-12-08 13:15:55,565 INFO L226 Difference]: Without dead ends: 4594 [2018-12-08 13:15:55,574 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=281, Invalid=1279, Unknown=0, NotChecked=0, Total=1560 [2018-12-08 13:15:55,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2018-12-08 13:15:55,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 4015. [2018-12-08 13:15:55,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4015 states. [2018-12-08 13:15:55,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 5785 transitions. [2018-12-08 13:15:55,685 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 5785 transitions. Word has length 203 [2018-12-08 13:15:55,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 13:15:55,685 INFO L480 AbstractCegarLoop]: Abstraction has 4015 states and 5785 transitions. [2018-12-08 13:15:55,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 13:15:55,685 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 5785 transitions. [2018-12-08 13:15:55,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-08 13:15:55,694 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 13:15:55,694 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 13:15:55,695 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 13:15:55,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:15:55,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1003955777, now seen corresponding path program 1 times [2018-12-08 13:15:55,695 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 13:15:55,695 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 13:15:55,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:55,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 13:15:55,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 13:15:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:15:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 64 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:15:55,824 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 13:15:55,824 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/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 [2018-12-08 13:15:55,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 13:15:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:15:55,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 13:15:55,903 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:15:55,918 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 13:15:55,919 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-12-08 13:15:55,919 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-08 13:15:55,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-08 13:15:55,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-08 13:15:55,919 INFO L87 Difference]: Start difference. First operand 4015 states and 5785 transitions. Second operand 8 states. [2018-12-08 13:15:56,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 13:15:56,553 INFO L93 Difference]: Finished difference Result 7941 states and 12534 transitions. [2018-12-08 13:15:56,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 13:15:56,554 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 211 [2018-12-08 13:15:56,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 13:15:56,554 INFO L225 Difference]: With dead ends: 7941 [2018-12-08 13:15:56,554 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 13:15:56,571 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 216 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-08 13:15:56,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 13:15:56,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 13:15:56,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 13:15:56,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 13:15:56,572 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 211 [2018-12-08 13:15:56,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 13:15:56,572 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 13:15:56,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-08 13:15:56,572 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 13:15:56,572 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 13:15:56,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 13:15:56,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,800 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,965 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 215 [2018-12-08 13:15:56,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:56,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 13:15:57,170 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 215 [2018-12-08 13:15:57,456 WARN L180 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 45 [2018-12-08 13:15:57,902 WARN L180 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 44 [2018-12-08 13:15:58,346 WARN L180 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 44 [2018-12-08 13:15:58,347 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-08 13:15:58,348 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-08 13:15:58,349 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-08 13:15:58,350 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-08 13:15:58,351 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,352 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-08 13:15:58,353 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-08 13:15:58,354 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-08 13:15:58,355 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-08 13:15:58,356 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,357 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse11 (= |old(~a11~0)| ~a11~0)) (.cse12 (= |old(~a17~0)| ~a17~0)) (.cse14 (= ~a28~0 |old(~a28~0)|)) (.cse13 (= ~a19~0 |old(~a19~0)|)) (.cse15 (= ~a25~0 |old(~a25~0)|)) (.cse1 (not (= 1 ~a21~0))) (.cse3 (= |old(~a17~0)| |old(~a28~0)|)) (.cse10 (= 9 |old(~a28~0)|))) (let ((.cse2 (= 1 |old(~a11~0)|)) (.cse9 (< |old(~a17~0)| 8)) (.cse5 (or .cse1 .cse3 .cse10)) (.cse7 (and .cse11 .cse12 .cse14 .cse13 .cse15)) (.cse4 (< 0 |old(~a19~0)|)) (.cse0 (and .cse11 .cse12 .cse13 .cse14 .cse15)) (.cse8 (not (= 1 |old(~a25~0)|))) (.cse6 (not (= 1 |old(~a19~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7) (or .cse1 .cse8 .cse3 .cse0 .cse4) (or .cse1 .cse2 .cse0 .cse9 .cse10 .cse4) (or .cse1 .cse2 .cse9 .cse8 .cse6 .cse0) (or .cse1 .cse9 .cse6 .cse0 .cse3) (or .cse5 .cse7 .cse4) (or .cse1 .cse0 .cse8 .cse6 .cse10)))) [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 571) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-08 13:15:58,358 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-08 13:15:58,359 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,360 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 13:15:58,361 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 ~a17~0)) (<= 8 ~a17~0) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-12-08 13:15:58,361 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 13:15:58,362 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 13:15:58,362 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (< |old(~a17~0)| 8) (not (= 1 |old(~a19~0)|)) (= |old(~a17~0)| |old(~a28~0)|) (= 9 |old(~a28~0)|) (and (= |old(~a17~0)| ~a17~0) (= |old(~a11~0)| ~a11~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|))) [2018-12-08 13:15:58,362 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse3 (= ~a25~0 1)) (.cse4 (not (= ~a28~0 ~a17~0))) (.cse1 (= 1 ~a19~0)) (.cse6 (<= ~a19~0 0)) (.cse0 (<= 8 ~a17~0)) (.cse2 (not (= ~a11~0 1))) (.cse5 (not (= ~a28~0 9)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (= 9 |old(~a28~0)|) (and .cse4 .cse1 .cse5) (not (= 1 |old(~a19~0)|)) (< |old(~a17~0)| 8) (and (and .cse4 .cse5) .cse6) (= 1 |old(~a11~0)|) (= |old(~a17~0)| |old(~a28~0)|) (and .cse6 .cse4 .cse3) (and .cse1 .cse3 .cse5) (and .cse6 .cse4 .cse2) (and .cse4 .cse0 .cse1) (and .cse6 (and .cse0 .cse2 .cse5)))) [2018-12-08 13:15:58,362 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-08 13:15:58,362 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-08 13:15:58,362 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (= ~a25~0 1)) (.cse4 (not (= ~a28~0 ~a17~0))) (.cse1 (= 1 ~a19~0)) (.cse6 (<= ~a19~0 0)) (.cse0 (<= 8 ~a17~0)) (.cse2 (not (= ~a11~0 1))) (.cse5 (not (= ~a28~0 9)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (= 9 |old(~a28~0)|) (and .cse4 .cse1 .cse5) (not (= 1 |old(~a19~0)|)) (< |old(~a17~0)| 8) (and (and .cse4 .cse5) .cse6) (= 1 |old(~a11~0)|) (= |old(~a17~0)| |old(~a28~0)|) (and .cse6 .cse4 .cse3) (and .cse1 .cse3 .cse5) (and .cse6 .cse4 .cse2) (and .cse4 .cse0 .cse1) (and .cse6 (and .cse0 .cse2 .cse5)))) [2018-12-08 13:15:58,362 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-08 13:15:58,362 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-08 13:15:58,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 01:15:58 BoogieIcfgContainer [2018-12-08 13:15:58,373 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 13:15:58,373 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:15:58,373 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:15:58,373 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:15:58,374 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:15:50" (3/4) ... [2018-12-08 13:15:58,377 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 13:15:58,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 13:15:58,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 13:15:58,383 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 13:15:58,392 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 13:15:58,393 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 13:15:58,414 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(1 == a21) || (((8 <= a17 && 1 == a19) && !(a11 == 1)) && a25 == 1)) || 9 == \old(a28)) || ((!(a28 == a17) && 1 == a19) && !(a28 == 9))) || !(1 == \old(a19))) || \old(a17) < 8) || ((!(a28 == a17) && !(a28 == 9)) && a19 <= 0)) || 1 == \old(a11)) || \old(a17) == \old(a28)) || ((a19 <= 0 && !(a28 == a17)) && a25 == 1)) || ((1 == a19 && a25 == 1) && !(a28 == 9))) || ((a19 <= 0 && !(a28 == a17)) && !(a11 == 1))) || ((!(a28 == a17) && 8 <= a17) && 1 == a19)) || (a19 <= 0 && (8 <= a17 && !(a11 == 1)) && !(a28 == 9)) [2018-12-08 13:15:58,472 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3c842e9f-b970-4939-9f6c-a68debe8a272/bin-2019/uautomizer/witness.graphml [2018-12-08 13:15:58,473 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:15:58,473 INFO L168 Benchmark]: Toolchain (without parser) took 9112.57 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 413.7 MB). Free memory was 950.6 MB in the beginning and 1.3 GB in the end (delta: -299.6 MB). Peak memory consumption was 114.0 MB. Max. memory is 11.5 GB. [2018-12-08 13:15:58,474 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:15:58,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:15:58,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:15:58,474 INFO L168 Benchmark]: Boogie Preprocessor took 44.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:15:58,474 INFO L168 Benchmark]: RCFGBuilder took 570.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 994.6 MB in the end (delta: 100.5 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. [2018-12-08 13:15:58,475 INFO L168 Benchmark]: TraceAbstraction took 8017.12 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 300.4 MB). Free memory was 994.6 MB in the beginning and 1.3 GB in the end (delta: -279.1 MB). Peak memory consumption was 401.7 MB. Max. memory is 11.5 GB. [2018-12-08 13:15:58,475 INFO L168 Benchmark]: Witness Printer took 99.36 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-12-08 13:15:58,476 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 356.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 570.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 994.6 MB in the end (delta: 100.5 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8017.12 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 300.4 MB). Free memory was 994.6 MB in the beginning and 1.3 GB in the end (delta: -279.1 MB). Peak memory consumption was 401.7 MB. Max. memory is 11.5 GB. * Witness Printer took 99.36 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 571]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == a21) || (((8 <= a17 && 1 == a19) && !(a11 == 1)) && a25 == 1)) || 9 == \old(a28)) || ((!(a28 == a17) && 1 == a19) && !(a28 == 9))) || !(1 == \old(a19))) || \old(a17) < 8) || ((!(a28 == a17) && !(a28 == 9)) && a19 <= 0)) || 1 == \old(a11)) || \old(a17) == \old(a28)) || ((a19 <= 0 && !(a28 == a17)) && a25 == 1)) || ((1 == a19 && a25 == 1) && !(a28 == 9))) || ((a19 <= 0 && !(a28 == a17)) && !(a11 == 1))) || ((!(a28 == a17) && 8 <= a17) && 1 == a19)) || (a19 <= 0 && (8 <= a17 && !(a11 == 1)) && !(a28 == 9)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 7.9s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 4.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 370 SDtfs, 4359 SDslu, 614 SDs, 0 SdLazy, 6778 SolverSat, 1674 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 706 GetRequests, 628 SyntacticMatches, 4 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 494 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4015occurred 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, 6 MinimizatonAttempts, 763 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 186 PreInvPairs, 398 NumberOfFragments, 584 HoareAnnotationTreeSize, 186 FomulaSimplifications, 29927 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 17952 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1632 NumberOfCodeBlocks, 1632 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1623 ConstructedInterpolants, 0 QuantifiedInterpolants, 1077771 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1253 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 371/411 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...