./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label51_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_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/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 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:26:16,319 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:26:16,320 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:26:16,327 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:26:16,327 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:26:16,327 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:26:16,328 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:26:16,329 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:26:16,330 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:26:16,331 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:26:16,331 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:26:16,332 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:26:16,332 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:26:16,333 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:26:16,334 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:26:16,334 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:26:16,335 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:26:16,336 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:26:16,337 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:26:16,338 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:26:16,339 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:26:16,340 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:26:16,341 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:26:16,341 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:26:16,342 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:26:16,342 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:26:16,343 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:26:16,343 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:26:16,344 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:26:16,345 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:26:16,345 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:26:16,345 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:26:16,345 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:26:16,346 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:26:16,346 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:26:16,347 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:26:16,347 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 17:26:16,357 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:26:16,357 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:26:16,358 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:26:16,358 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 17:26:16,358 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:26:16,359 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:26:16,359 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 17:26:16,359 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:26:16,359 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:26:16,359 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:26:16,359 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:26:16,359 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:26:16,359 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:26:16,359 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:26:16,360 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:26:16,360 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:26:16,360 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:26:16,360 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:26:16,360 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:26:16,360 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:26:16,360 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 17:26:16,360 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:26:16,361 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 17:26:16,361 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 17:26:16,361 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:26:16,361 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:26:16,361 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:26:16,361 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 17:26:16,361 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:26:16,361 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:26:16,361 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_1b3589d3-406a-4273-9461-33bea1464c07/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 -> 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf [2018-12-08 17:26:16,384 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:26:16,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:26:16,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:26:16,396 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:26:16,397 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:26:16,397 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-12-08 17:26:16,434 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/data/abcab7072/00b605a438b6418db1f72be5013e4a77/FLAGa5ba69acd [2018-12-08 17:26:16,850 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:26:16,851 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-12-08 17:26:16,859 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/data/abcab7072/00b605a438b6418db1f72be5013e4a77/FLAGa5ba69acd [2018-12-08 17:26:16,871 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/data/abcab7072/00b605a438b6418db1f72be5013e4a77 [2018-12-08 17:26:16,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:26:16,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:26:16,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:26:16,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:26:16,878 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:26:16,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:26:16" (1/1) ... [2018-12-08 17:26:16,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89eb684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:16, skipping insertion in model container [2018-12-08 17:26:16,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:26:16" (1/1) ... [2018-12-08 17:26:16,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:26:16,912 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:26:17,089 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:26:17,092 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:26:17,171 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:26:17,181 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:26:17,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17 WrapperNode [2018-12-08 17:26:17,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:26:17,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:26:17,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:26:17,182 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:26:17,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... [2018-12-08 17:26:17,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... [2018-12-08 17:26:17,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:26:17,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:26:17,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:26:17,200 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:26:17,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... [2018-12-08 17:26:17,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... [2018-12-08 17:26:17,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... [2018-12-08 17:26:17,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... [2018-12-08 17:26:17,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... [2018-12-08 17:26:17,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... [2018-12-08 17:26:17,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... [2018-12-08 17:26:17,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:26:17,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:26:17,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:26:17,236 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:26:17,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/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 17:26:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 17:26:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 17:26:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 17:26:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 17:26:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:26:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:26:17,270 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 17:26:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 17:26:17,807 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:26:17,807 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 17:26:17,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:26:17 BoogieIcfgContainer [2018-12-08 17:26:17,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:26:17,808 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 17:26:17,808 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 17:26:17,811 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 17:26:17,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 05:26:16" (1/3) ... [2018-12-08 17:26:17,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22e5f985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:26:17, skipping insertion in model container [2018-12-08 17:26:17,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:26:17" (2/3) ... [2018-12-08 17:26:17,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22e5f985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 05:26:17, skipping insertion in model container [2018-12-08 17:26:17,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:26:17" (3/3) ... [2018-12-08 17:26:17,813 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label51_true-unreach-call_false-termination.c [2018-12-08 17:26:17,822 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 17:26:17,828 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 17:26:17,838 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 17:26:17,860 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 17:26:17,861 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 17:26:17,861 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 17:26:17,861 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 17:26:17,861 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 17:26:17,861 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 17:26:17,861 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 17:26:17,861 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 17:26:17,861 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 17:26:17,879 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-08 17:26:17,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 17:26:17,887 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:17,888 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] [2018-12-08 17:26:17,889 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:17,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:17,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1960329542, now seen corresponding path program 1 times [2018-12-08 17:26:17,894 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:26:17,894 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:26:17,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:17,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:17,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:18,207 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 17:26:18,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:18,209 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 17:26:18,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 17:26:18,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 17:26:18,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 17:26:18,222 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-08 17:26:18,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:18,640 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-12-08 17:26:18,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 17:26:18,641 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2018-12-08 17:26:18,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:18,649 INFO L225 Difference]: With dead ends: 618 [2018-12-08 17:26:18,649 INFO L226 Difference]: Without dead ends: 320 [2018-12-08 17:26:18,652 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 17:26:18,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-08 17:26:18,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-08 17:26:18,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-08 17:26:18,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2018-12-08 17:26:18,688 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 116 [2018-12-08 17:26:18,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:18,688 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2018-12-08 17:26:18,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 17:26:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2018-12-08 17:26:18,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 17:26:18,690 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:18,690 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] [2018-12-08 17:26:18,691 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:18,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:18,691 INFO L82 PathProgramCache]: Analyzing trace with hash -994304287, now seen corresponding path program 1 times [2018-12-08 17:26:18,691 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:26:18,691 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:26:18,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:18,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:18,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:18,817 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 17:26:18,817 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:18,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:26:18,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:26:18,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:26:18,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:26:18,819 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2018-12-08 17:26:19,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:19,163 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2018-12-08 17:26:19,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 17:26:19,163 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 124 [2018-12-08 17:26:19,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:19,165 INFO L225 Difference]: With dead ends: 721 [2018-12-08 17:26:19,165 INFO L226 Difference]: Without dead ends: 320 [2018-12-08 17:26:19,166 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 17:26:19,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-08 17:26:19,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-08 17:26:19,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-08 17:26:19,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2018-12-08 17:26:19,175 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 124 [2018-12-08 17:26:19,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:19,176 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2018-12-08 17:26:19,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:26:19,176 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2018-12-08 17:26:19,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 17:26:19,177 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:19,178 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-08 17:26:19,178 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:19,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:19,178 INFO L82 PathProgramCache]: Analyzing trace with hash 418207893, now seen corresponding path program 1 times [2018-12-08 17:26:19,179 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:26:19,179 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:26:19,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:19,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:19,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:26:19,331 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:19,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:26:19,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:26:19,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:26:19,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:26:19,332 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2018-12-08 17:26:19,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:19,624 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2018-12-08 17:26:19,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 17:26:19,624 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2018-12-08 17:26:19,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:19,625 INFO L225 Difference]: With dead ends: 717 [2018-12-08 17:26:19,626 INFO L226 Difference]: Without dead ends: 320 [2018-12-08 17:26:19,626 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 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 17:26:19,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-08 17:26:19,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-08 17:26:19,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-08 17:26:19,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2018-12-08 17:26:19,636 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 130 [2018-12-08 17:26:19,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:19,636 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2018-12-08 17:26:19,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:26:19,636 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2018-12-08 17:26:19,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 17:26:19,638 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:19,638 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-08 17:26:19,638 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:19,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:19,639 INFO L82 PathProgramCache]: Analyzing trace with hash 431960158, now seen corresponding path program 1 times [2018-12-08 17:26:19,639 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:26:19,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:26:19,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:19,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:19,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:19,701 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:26:19,702 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:19,702 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 17:26:19,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 17:26:19,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 17:26:19,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:26:19,702 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2018-12-08 17:26:20,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:20,052 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2018-12-08 17:26:20,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 17:26:20,052 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-12-08 17:26:20,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:20,054 INFO L225 Difference]: With dead ends: 951 [2018-12-08 17:26:20,055 INFO L226 Difference]: Without dead ends: 637 [2018-12-08 17:26:20,055 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 17:26:20,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-12-08 17:26:20,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2018-12-08 17:26:20,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-08 17:26:20,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 870 transitions. [2018-12-08 17:26:20,071 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 870 transitions. Word has length 138 [2018-12-08 17:26:20,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:20,071 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 870 transitions. [2018-12-08 17:26:20,071 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 17:26:20,072 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 870 transitions. [2018-12-08 17:26:20,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-08 17:26:20,073 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:20,073 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:26:20,074 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:20,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:20,074 INFO L82 PathProgramCache]: Analyzing trace with hash 1228482458, now seen corresponding path program 1 times [2018-12-08 17:26:20,074 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:26:20,074 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:26:20,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:20,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:20,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:20,183 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:26:20,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:20,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:26:20,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:26:20,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:26:20,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:26:20,183 INFO L87 Difference]: Start difference. First operand 626 states and 870 transitions. Second operand 5 states. [2018-12-08 17:26:20,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:20,508 INFO L93 Difference]: Finished difference Result 1330 states and 1901 transitions. [2018-12-08 17:26:20,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 17:26:20,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2018-12-08 17:26:20,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:20,511 INFO L225 Difference]: With dead ends: 1330 [2018-12-08 17:26:20,511 INFO L226 Difference]: Without dead ends: 626 [2018-12-08 17:26:20,512 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 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 17:26:20,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-08 17:26:20,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-08 17:26:20,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-08 17:26:20,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 858 transitions. [2018-12-08 17:26:20,528 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 858 transitions. Word has length 140 [2018-12-08 17:26:20,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:20,528 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 858 transitions. [2018-12-08 17:26:20,528 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:26:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 858 transitions. [2018-12-08 17:26:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-08 17:26:20,530 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:20,531 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:26:20,531 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:20,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:20,531 INFO L82 PathProgramCache]: Analyzing trace with hash 725638870, now seen corresponding path program 1 times [2018-12-08 17:26:20,531 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:26:20,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:26:20,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:20,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:20,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:20,646 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:26:20,646 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:20,646 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 17:26:20,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-08 17:26:20,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 17:26:20,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-08 17:26:20,647 INFO L87 Difference]: Start difference. First operand 626 states and 858 transitions. Second operand 5 states. [2018-12-08 17:26:20,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:20,980 INFO L93 Difference]: Finished difference Result 1332 states and 1876 transitions. [2018-12-08 17:26:20,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 17:26:20,981 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 142 [2018-12-08 17:26:20,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:20,982 INFO L225 Difference]: With dead ends: 1332 [2018-12-08 17:26:20,982 INFO L226 Difference]: Without dead ends: 626 [2018-12-08 17:26:20,983 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 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 17:26:20,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-08 17:26:20,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-08 17:26:20,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-08 17:26:20,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 842 transitions. [2018-12-08 17:26:20,992 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 842 transitions. Word has length 142 [2018-12-08 17:26:20,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:20,993 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 842 transitions. [2018-12-08 17:26:20,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-08 17:26:20,993 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 842 transitions. [2018-12-08 17:26:20,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 17:26:20,994 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:20,994 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:26:20,995 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:20,995 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:20,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1581871794, now seen corresponding path program 1 times [2018-12-08 17:26:20,995 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:26:20,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:26:20,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:20,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:20,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:26:21,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 17:26:21,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 17:26:21,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 17:26:21,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 17:26:21,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 17:26:21,036 INFO L87 Difference]: Start difference. First operand 626 states and 842 transitions. Second operand 6 states. [2018-12-08 17:26:21,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:21,427 INFO L93 Difference]: Finished difference Result 1858 states and 2598 transitions. [2018-12-08 17:26:21,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 17:26:21,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 146 [2018-12-08 17:26:21,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:21,431 INFO L225 Difference]: With dead ends: 1858 [2018-12-08 17:26:21,431 INFO L226 Difference]: Without dead ends: 1238 [2018-12-08 17:26:21,433 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 17:26:21,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2018-12-08 17:26:21,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2018-12-08 17:26:21,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2018-12-08 17:26:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1635 transitions. [2018-12-08 17:26:21,451 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1635 transitions. Word has length 146 [2018-12-08 17:26:21,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:21,451 INFO L480 AbstractCegarLoop]: Abstraction has 1218 states and 1635 transitions. [2018-12-08 17:26:21,451 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 17:26:21,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1635 transitions. [2018-12-08 17:26:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-08 17:26:21,454 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:21,454 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] [2018-12-08 17:26:21,454 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:21,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:21,454 INFO L82 PathProgramCache]: Analyzing trace with hash 93497294, now seen corresponding path program 1 times [2018-12-08 17:26:21,455 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:26:21,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:26:21,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:21,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:21,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:21,507 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 17:26:21,507 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 17:26:21,507 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/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 17:26:21,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:21,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:26:21,616 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 17:26:21,642 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 17:26:21,642 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-12-08 17:26:21,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 17:26:21,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 17:26:21,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-08 17:26:21,643 INFO L87 Difference]: Start difference. First operand 1218 states and 1635 transitions. Second operand 7 states. [2018-12-08 17:26:22,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:22,393 INFO L93 Difference]: Finished difference Result 3651 states and 5065 transitions. [2018-12-08 17:26:22,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-08 17:26:22,393 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 180 [2018-12-08 17:26:22,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:22,397 INFO L225 Difference]: With dead ends: 3651 [2018-12-08 17:26:22,398 INFO L226 Difference]: Without dead ends: 1542 [2018-12-08 17:26:22,400 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-12-08 17:26:22,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states. [2018-12-08 17:26:22,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1518. [2018-12-08 17:26:22,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1518 states. [2018-12-08 17:26:22,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 1898 transitions. [2018-12-08 17:26:22,426 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 1898 transitions. Word has length 180 [2018-12-08 17:26:22,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:22,427 INFO L480 AbstractCegarLoop]: Abstraction has 1518 states and 1898 transitions. [2018-12-08 17:26:22,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 17:26:22,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1898 transitions. [2018-12-08 17:26:22,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 17:26:22,430 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 17:26:22,430 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-08 17:26:22,430 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 17:26:22,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:26:22,431 INFO L82 PathProgramCache]: Analyzing trace with hash 243078476, now seen corresponding path program 1 times [2018-12-08 17:26:22,431 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 17:26:22,431 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 17:26:22,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:22,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:22,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 17:26:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:22,553 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 139 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:26:22,554 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 17:26:22,554 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/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 17:26:22,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 17:26:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:26:22,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:26:22,680 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 153 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:26:22,695 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 17:26:22,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5] total 14 [2018-12-08 17:26:22,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-08 17:26:22,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-08 17:26:22,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2018-12-08 17:26:22,697 INFO L87 Difference]: Start difference. First operand 1518 states and 1898 transitions. Second operand 14 states. [2018-12-08 17:26:23,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 17:26:23,674 INFO L93 Difference]: Finished difference Result 3186 states and 3998 transitions. [2018-12-08 17:26:23,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-08 17:26:23,675 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 231 [2018-12-08 17:26:23,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 17:26:23,675 INFO L225 Difference]: With dead ends: 3186 [2018-12-08 17:26:23,675 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 17:26:23,678 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 239 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=170, Invalid=430, Unknown=0, NotChecked=0, Total=600 [2018-12-08 17:26:23,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 17:26:23,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 17:26:23,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 17:26:23,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 17:26:23,679 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 231 [2018-12-08 17:26:23,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 17:26:23,679 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 17:26:23,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-08 17:26:23,679 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 17:26:23,679 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 17:26:23,682 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 17:26:23,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:23,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 17:26:24,261 WARN L180 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 75 [2018-12-08 17:26:24,450 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2018-12-08 17:26:24,609 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2018-12-08 17:26:24,610 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 17:26:24,610 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) [2018-12-08 17:26:24,610 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 17:26:24,610 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,611 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-08 17:26:24,612 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-08 17:26:24,613 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,614 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,615 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 502) no Hoare annotation was computed. [2018-12-08 17:26:24,616 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse15 (= 1 |old(~a19~0)|)) (.cse13 (= |old(~a17~0)| ~a17~0)) (.cse17 (= |old(~a25~0)| ~a25~0)) (.cse18 (= ~a19~0 |old(~a19~0)|)) (.cse19 (= ~a28~0 |old(~a28~0)|)) (.cse12 (not (= ~a11~0 1))) (.cse1 (= 1 |old(~a11~0)|)) (.cse11 (= 1 |old(~a25~0)|))) (let ((.cse6 (not (= 8 |old(~a17~0)|))) (.cse10 (< 7 |old(~a17~0)|)) (.cse16 (not (= 7 |old(~a28~0)|))) (.cse5 (not .cse11)) (.cse9 (not .cse1)) (.cse7 (= 1 ~a11~0)) (.cse4 (and .cse13 .cse17 .cse18 .cse19 .cse12)) (.cse8 (= 9 |old(~a28~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse2 (not .cse15)) (.cse14 (= 8 |old(~a28~0)|)) (.cse3 (not (= |old(~a17~0)| 8)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse7 (not .cse8) .cse9) (or .cse7 .cse0 (not (= 10 |old(~a28~0)|)) .cse5 .cse2 .cse6 .cse9) (or .cse0 .cse1 .cse10 .cse11 .cse12) (or .cse13 .cse0 .cse1 .cse2 .cse14 .cse8 (< 8 |old(~a17~0)|) .cse11) (or .cse15 .cse0 .cse16 .cse6 (and (= 7 ~a28~0) (not (= ~a25~0 1)) .cse7 (= 8 ~a17~0) (not (= 1 ~a19~0))) .cse9 .cse11) (or .cse0 .cse12 .cse1 .cse2 .cse8 .cse10) (or .cse0 .cse1 .cse4 .cse8 .cse3 .cse11) (or .cse0 (and (= |old(~a28~0)| ~a28~0) (<= ~a17~0 7) .cse17 .cse18) .cse10) (or .cse0 .cse16 .cse5 .cse2 .cse9 (and .cse7 (= 7 ~a17~0)) (not (= 7 |old(~a17~0)|))) (or .cse0 .cse1 .cse4 .cse14 .cse8 .cse3) (or .cse0 .cse2 .cse14 .cse3 (and .cse13 .cse17 .cse18 .cse19))))) [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,617 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-08 17:26:24,618 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-08 17:26:24,619 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (not (= ~a28~0 8)) (= 1 ~a19~0) (= ~a21~0 1) (<= ~a17~0 8) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-12-08 17:26:24,620 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (not (= ~a11~0 1))) (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (= 9 |old(~a28~0)|) (< 8 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-12-08 17:26:24,620 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse5 (not (= ~a25~0 1))) (.cse2 (not (= ~a11~0 1))) (.cse3 (not (= ~a28~0 9))) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8))) (.cse6 (= 1 ~a11~0)) (.cse8 (= 1 ~a25~0)) (.cse7 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (= 9 |old(~a28~0)|) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2) (and (= 7 ~a28~0) .cse5 .cse6 .cse7 (not .cse4)) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (and .cse5 .cse0 .cse2 .cse3) (= 1 |old(~a11~0)|) (and .cse0 .cse1 .cse4) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse6 .cse8 .cse7 .cse4 (= 10 ~a28~0)) (< 8 |old(~a17~0)|) (and .cse6 .cse8 (= 9 ~a28~0) .cse7 .cse4))) [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse5 (not (= ~a25~0 1))) (.cse2 (not (= ~a11~0 1))) (.cse3 (not (= ~a28~0 9))) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8))) (.cse6 (= 1 ~a11~0)) (.cse8 (= 1 ~a25~0)) (.cse7 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (= 9 |old(~a28~0)|) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2) (and (= 7 ~a28~0) .cse5 .cse6 .cse7 (not .cse4)) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (and .cse5 .cse0 .cse2 .cse3) (= 1 |old(~a11~0)|) (and .cse0 .cse1 .cse4) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse6 .cse8 .cse7 .cse4 (= 10 ~a28~0)) (< 8 |old(~a17~0)|) (and .cse6 .cse8 (= 9 ~a28~0) .cse7 .cse4))) [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-08 17:26:24,620 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-08 17:26:24,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 05:26:24 BoogieIcfgContainer [2018-12-08 17:26:24,632 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 17:26:24,632 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:26:24,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:26:24,633 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:26:24,633 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:26:17" (3/4) ... [2018-12-08 17:26:24,636 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 17:26:24,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 17:26:24,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 17:26:24,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 17:26:24,652 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 17:26:24,653 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 17:26:24,677 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(1 == a21) || 9 == \old(a28)) || (((\old(a17) == a17 && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9))) || ((\old(a17) == a17 && 1 == a19) && !(a11 == 1))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || a17 <= 7) || 1 == \old(a25)) || (((!(a25 == 1) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9))) || 1 == \old(a11)) || ((\old(a17) == a17 && !(a28 == 8)) && 1 == a19)) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || 8 < \old(a17)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19) [2018-12-08 17:26:24,741 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1b3589d3-406a-4273-9461-33bea1464c07/bin-2019/uautomizer/witness.graphml [2018-12-08 17:26:24,741 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:26:24,742 INFO L168 Benchmark]: Toolchain (without parser) took 7867.98 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 314.0 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -241.7 MB). Peak memory consumption was 72.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:26:24,742 INFO L168 Benchmark]: CDTParser took 0.14 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 17:26:24,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:26:24,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.22 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 17:26:24,743 INFO L168 Benchmark]: Boogie Preprocessor took 35.84 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 17:26:24,743 INFO L168 Benchmark]: RCFGBuilder took 571.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 987.0 MB in the end (delta: 104.9 MB). Peak memory consumption was 104.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:26:24,743 INFO L168 Benchmark]: TraceAbstraction took 6824.17 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 205.0 MB). Free memory was 987.0 MB in the beginning and 1.2 GB in the end (delta: -225.1 MB). Peak memory consumption was 379.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:26:24,743 INFO L168 Benchmark]: Witness Printer took 108.70 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:26:24,745 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 306.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.22 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 35.84 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 571.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 987.0 MB in the end (delta: 104.9 MB). Peak memory consumption was 104.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6824.17 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 205.0 MB). Free memory was 987.0 MB in the beginning and 1.2 GB in the end (delta: -225.1 MB). Peak memory consumption was 379.7 MB. Max. memory is 11.5 GB. * Witness Printer took 108.70 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 502]: 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) || 9 == \old(a28)) || (((\old(a17) == a17 && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9))) || ((\old(a17) == a17 && 1 == a19) && !(a11 == 1))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || a17 <= 7) || 1 == \old(a25)) || (((!(a25 == 1) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9))) || 1 == \old(a11)) || ((\old(a17) == a17 && !(a28 == 8)) && 1 == a19)) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || 8 < \old(a17)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 6.7s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 4.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 537 SDtfs, 5915 SDslu, 531 SDs, 0 SdLazy, 7244 SolverSat, 1254 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 518 GetRequests, 448 SyntacticMatches, 7 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1518occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 55 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 71 PreInvPairs, 127 NumberOfFragments, 700 HoareAnnotationTreeSize, 71 FomulaSimplifications, 2680 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1223 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1758 NumberOfCodeBlocks, 1758 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1747 ConstructedInterpolants, 0 QuantifiedInterpolants, 1366878 SizeOfPredicates, 2 NumberOfNonLiveVariables, 968 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 582/612 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...